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Baltimore/Washington International Airport to O'Hare International Airport flight

Explore the cheapest one-way and round-trip flights from Baltimore/Washington International Airport to O'Hare International Airport over the next 90 days, with one-way fares from SGD 40 and round-trip from SGD 79. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      BWI 14:40
      2h 24m
      Direct
      ORD 16:04
      Baltimore - Chicago | Wed, Dec 16 | Frontier Airlines
      ORD 10:38
      2h 3m
      Direct
      BWI 13:41
      Chicago - Baltimore | Sat, Dec 19 | Frontier Airlines
      SGD 79 SGD 247
      68% off
      68% off
      SGD 247 SGD 79
    • BWI 14:40
      2h 24m
      Direct
      ORD 16:04
      Baltimore - Chicago | Tue, Dec 15 | Frontier Airlines
      ORD 10:38
      2h 3m
      Direct
      BWI 13:41
      Chicago - Baltimore | Sat, Dec 19 | Frontier Airlines
      SGD 79 SGD 247
      68% off
      68% off
      SGD 247 SGD 79
    • BWI 14:36
      2h 28m
      Direct
      ORD 16:04
      Baltimore - Chicago | Wed, Dec 9 | Frontier Airlines
      ORD 10:38
      2h 3m
      Direct
      BWI 13:41
      Chicago - Baltimore | Wed, Dec 16 | Frontier Airlines
      SGD 80 SGD 247
      68% off
      68% off
      SGD 247 SGD 80
    • BWI 15:36
      2h 24m
      Direct
      ORD 17:00
      Baltimore - Chicago | Tue, Dec 22 | Frontier Airlines
      ORD 13:10
      2h 3m
      Direct
      BWI 16:13
      Chicago - Baltimore | Tue, Dec 29 | Frontier Airlines
      SGD 82
      67% off
      SGD 247 SGD 82
    • BWI 14:40
      2h 24m
      Direct
      ORD 16:04
      Baltimore - Chicago | Sat, Dec 12 | Frontier Airlines
      ORD 10:38
      2h 3m
      Direct
      BWI 13:41
      Chicago - Baltimore | Sat, Dec 19 | Frontier Airlines
      SGD 83
      66% off
      SGD 247 SGD 83
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Tue, Nov 17 | Frontier Airlines
      ORD 06:00
      1h 57m
      Direct
      BWI 08:57
      Chicago - Baltimore | Tue, Nov 24 | Frontier Airlines
      SGD 84
      66% off
      SGD 247 SGD 84
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Sat, Nov 21 | Frontier Airlines
      ORD 14:52
      2h 10m
      Direct
      BWI 18:02
      Chicago - Baltimore | Sat, Nov 28 | Frontier Airlines
      SGD 84
      66% off
      SGD 247 SGD 84
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Wed, Nov 18 | Frontier Airlines
      ORD 06:00
      1h 57m
      Direct
      BWI 08:57
      Chicago - Baltimore | Fri, Nov 20 | Frontier Airlines
      SGD 86
      65% off
      SGD 247 SGD 86
    • BWI 14:36
      2h 28m
      Direct
      ORD 16:04
      Baltimore - Chicago | Tue, Dec 8 | Frontier Airlines
      ORD 10:38
      2h 3m
      Direct
      BWI 13:41
      Chicago - Baltimore | Fri, Dec 11 | Frontier Airlines
      SGD 88
      64% off
      SGD 247 SGD 88
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
      CHI 15:00
      6h
      Direct
      BWI 16:00
      Chicago - Baltimore | Fri, Nov 6 | Normal Airline
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    • Cheapest
      BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Tue, Nov 17 | Frontier Airlines
      SGD 40 SGD 150
      73% off
      73% off
      SGD 150 SGD 40
    • Cheapest
      BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Wed, Nov 18 | Frontier Airlines
      SGD 40 SGD 150
      73% off
      73% off
      SGD 150 SGD 40
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Thu, Nov 19 | Frontier Airlines
      SGD 43 SGD 222
      81% off
      81% off
      SGD 222 SGD 43
    • BWI 12:02
      2h 24m
      Direct
      ORD 13:26
      Baltimore - Chicago | Tue, Nov 3 | Frontier Airlines
      SGD 44
      80% off
      SGD 222 SGD 44
    • BWI 14:26
      2h 24m
      Direct
      ORD 15:50
      Baltimore - Chicago | Sun, Dec 27 | Frontier Airlines
      SGD 46
      69% off
      SGD 150 SGD 46
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Fri, Nov 20 | Frontier Airlines
      SGD 54
      64% off
      SGD 150 SGD 54
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Tue, Dec 1 | Frontier Airlines
      SGD 89
      41% off
      SGD 150 SGD 89
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Sun, Nov 29 | Frontier Airlines
      SGD 89
      41% off
      SGD 150 SGD 89
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Sat, Nov 28 | Frontier Airlines
      SGD 95
      37% off
      SGD 150 SGD 95
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Tue, Nov 17 | Frontier Airlines
      SGD 40 SGD 150
      73% off
      73% off
      SGD 150 SGD 40
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Wed, Nov 18 | Frontier Airlines
      SGD 40 SGD 150
      73% off
      73% off
      SGD 150 SGD 40
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Thu, Nov 19 | Frontier Airlines
      SGD 43 SGD 222
      81% off
      81% off
      SGD 222 SGD 43
    • BWI 12:02
      2h 24m
      Direct
      ORD 13:26
      Baltimore - Chicago | Tue, Nov 3 | Frontier Airlines
      SGD 44
      80% off
      SGD 222 SGD 44
    • BWI 14:26
      2h 24m
      Direct
      ORD 15:50
      Baltimore - Chicago | Sun, Dec 27 | Frontier Airlines
      SGD 46
      69% off
      SGD 150 SGD 46
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Fri, Nov 20 | Frontier Airlines
      SGD 54
      64% off
      SGD 150 SGD 54
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Tue, Dec 1 | Frontier Airlines
      SGD 89
      41% off
      SGD 150 SGD 89
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Sun, Nov 29 | Frontier Airlines
      SGD 89
      41% off
      SGD 150 SGD 89
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Sat, Nov 28 | Frontier Airlines
      SGD 95
      37% off
      SGD 150 SGD 95
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Thu, Nov 19 | Frontier Airlines
      SGD 43 SGD 559
      92% off
      92% off
      SGD 559 SGD 43
    • BWI 12:02
      2h 24m
      Direct
      ORD 13:26
      Baltimore - Chicago | Tue, Nov 3 | Frontier Airlines
      SGD 44 SGD 559
      92% off
      92% off
      SGD 559 SGD 44
    • BWI 14:26
      2h 24m
      Direct
      ORD 15:50
      Baltimore - Chicago | Tue, Dec 22 | Frontier Airlines
      SGD 107 SGD 559
      81% off
      81% off
      SGD 559 SGD 107
    • BWI 14:26
      2h 24m
      Direct
      ORD 15:50
      Baltimore - Chicago | Thu, Dec 24 | Frontier Airlines
      SGD 107
      81% off
      SGD 559 SGD 107
    • BWI 14:29
      2h 28m
      Direct
      ORD 15:57
      Baltimore - Chicago | Thu, Nov 26 | Frontier Airlines
      SGD 108
      81% off
      SGD 559 SGD 108
    • BWI 14:40
      2h 24m
      Direct
      ORD 16:04
      Baltimore - Chicago | Thu, Dec 10 | Frontier Airlines
      SGD 121
      78% off
      SGD 559 SGD 121
    • BWI 14:26
      2h 24m
      Direct
      ORD 15:50
      Baltimore - Chicago | Fri, Dec 25 | Frontier Airlines
      SGD 132
      76% off
      SGD 559 SGD 132
    • BWI 14:40
      2h 24m
      Direct
      ORD 16:04
      Baltimore - Chicago | Fri, Dec 11 | Frontier Airlines
      SGD 135
      76% off
      SGD 559 SGD 135
    • BWI 14:36
      2h 28m
      Direct
      ORD 16:04
      Baltimore - Chicago | Fri, Dec 4 | Frontier Airlines
      SGD 138
      75% off
      SGD 559 SGD 138
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      BWI 12:02
      2h 24m
      Direct
      ORD 13:26
      Baltimore - Chicago | Tue, Nov 3 | Frontier Airlines
      SGD 44 SGD 704
      94% off
      94% off
      SGD 704 SGD 44
    • BWI 11:48
      2h 30m
      Direct
      ORD 13:18
      Baltimore - Chicago | Mon, Nov 9 | American Airlines
      SGD 192 SGD 704
      73% off
      73% off
      SGD 704 SGD 192
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Thu, Nov 5 | Frontier Airlines
      SGD 213 SGD 704
      70% off
      70% off
      SGD 704 SGD 213
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Sun, Nov 8 | Frontier Airlines
      SGD 215
      69% off
      SGD 704 SGD 215
    • BWI 09:53
      2h 30m
      Direct
      ORD 11:23
      Baltimore - Chicago | Fri, Nov 6 | Frontier Airlines
      SGD 222
      68% off
      SGD 704 SGD 222
    • BWI 07:18
      2h 32m
      Direct
      ORD 08:50
      Baltimore - Chicago | Tue, Nov 3 | American Airlines
      SGD 286
      59% off
      SGD 704 SGD 286
    • BWI 18:33
      2h 44m
      Direct
      ORD 20:17
      Baltimore - Chicago | Sat, Nov 7 | American Airlines
      SGD 299
      57% off
      SGD 704 SGD 299
    • BWI 07:18
      2h 32m
      Direct
      ORD 08:50
      Baltimore - Chicago | Thu, Nov 5 | American Airlines
      SGD 329
      53% off
      SGD 704 SGD 329
    • BWI 18:27
      2h 39m
      Direct
      ORD 20:06
      Baltimore - Chicago | Wed, Nov 4 | American Airlines
      SGD 556
      21% off
      SGD 704 SGD 556
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
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    • BWI 10:44
      2h 18m
      Direct
      ORD 12:02
      Baltimore - Chicago | Tue, Dec 15 | United Airlines
      SGD 257 SGD 499
      48% off
      48% off
      SGD 499 SGD 257
    • BWI 10:44
      2h 18m
      Direct
      ORD 12:02
      Baltimore - Chicago | Thu, Dec 10 | United Airlines
      SGD 257 SGD 499
      48% off
      48% off
      SGD 499 SGD 257
    • BWI 10:44
      2h 18m
      Direct
      ORD 12:02
      Baltimore - Chicago | Sat, Dec 12 | United Airlines
      SGD 257 SGD 499
      48% off
      48% off
      SGD 499 SGD 257
    • BWI 12:34
      2h 20m
      Direct
      ORD 13:54
      Baltimore - Chicago | Wed, Nov 11 | United Airlines
      SGD 170
      66% off
      SGD 499 SGD 170
    • BWI 10:40
      2h 20m
      Direct
      ORD 12:00
      Baltimore - Chicago | Tue, Dec 1 | United Airlines
      SGD 235
      53% off
      SGD 499 SGD 235
    • BWI 10:10
      2h 20m
      Direct
      ORD 11:30
      Baltimore - Chicago | Thu, Nov 26 | United Airlines
      SGD 236
      53% off
      SGD 499 SGD 236
    • BWI 10:10
      2h 20m
      Direct
      ORD 11:30
      Baltimore - Chicago | Fri, Nov 27 | United Airlines
      SGD 292
      41% off
      SGD 499 SGD 292
    • BWI 12:34
      2h 20m
      Direct
      ORD 13:54
      Baltimore - Chicago | Fri, Nov 20 | United Airlines
      SGD 302
      39% off
      SGD 499 SGD 302
    • BWI 10:09
      2h 20m
      Direct
      ORD 11:29
      Baltimore - Chicago | Mon, Nov 30 | United Airlines
      SGD 305
      39% off
      SGD 499 SGD 305
    • BWI 13:00
      17h 25m
      1 stop
      CHI 14:00
      Baltimore - Chicago | Wed, Nov 4 | Normal Airline
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Displayed flight fares from Baltimore to Chicago are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Baltimore/Washington International Airport to O'Hare International Airport

What is the cheapest month to fly from Baltimore/Washington International Airport to O'Hare International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Baltimore/Washington International Airport to O'Hare International Airport for each month in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Baltimore/Washington International Airport to O'Hare International Airport are usually in September, with an average price of SGD 144. It is best to avoid October, when the average price can reach SGD 387.

SGD 387
SGD 266
SGD 144
SGD 23
    Cheapest
  • SGD 234
    Nov
  • SGD 302
    Dec
  • SGD 200
    Jan
  • SGD 182
    Feb
  • SGD 295
    Mar
  • SGD 301
    Apr
  • SGD 205
    May
  • SGD 321
    Jun
  • SGD 239
    Jul
  • SGD 288
    Aug
  • SGD 144
    Sep
  • SGD 387
    Oct

What is the cheapest day of the week to fly from Baltimore/Washington International Airport to O'Hare International Airport?

The data is based on the past 12 months and shows the average ticket prices from Baltimore/Washington International Airport to O'Hare International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure day from Baltimore/Washington International Airport to O'Hare International Airport is Monday, with average prices usually lower than other days. Avoid departing on Tuesday as prices are typically highest on that day.

SGD 336
SGD 264
SGD 191
SGD 119
  • SGD 191
    Mon
  • SGD 336
    Tue
  • SGD 293
    Wed
  • SGD 236
    Thu
  • SGD 227
    Fri
  • SGD 232
    Sat
  • SGD 215
    Sun

Which airline offers the cheapest flights from Baltimore/Washington International Airport to O'Hare International Airport?

The cheapest airline flying from Baltimore/Washington International Airport to O'Hare International Airport is Frontier Airlines (from SGD 40) among 8 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From SGD 40
Delta Air Lines
From SGD 117
American Airlines
From SGD 131
United Airlines
From SGD 172
Jetblue Airways
From SGD 184
Sun Country Airlines
From SGD 301
Breeze Airways
From SGD 514
Alaska Airlines
From SGD 5,561

Find more flights and airlines

What is the flight schedule from Baltimore/Washington International Airport to O'Hare International Airport?

Check the schedule for flights from Baltimore to Chicago and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. F94307

    Baltimore/Washington International Airport

    14:26

    BWI

    2h 24m

    15:50

    ORD

    S - - W T - S
    Search

  2. AA4483

    Baltimore/Washington International Airport

    11:48

    BWI

    2h 30m

    13:18

    ORD

    S M T W T F S
    Search

  3. DL2601

    Baltimore/Washington International Airport

    06:00

    BWI

    1h 44m

    Direct

    07:44

    DTW

    S M T W T F S
    Search

  4. DL3902

    Detroit Metropolitan Wayne County Airport

    10:10

    DTW

    1h 29m

    Direct

    10:39

    ORD

    S - - - - - -

  5. DL2799

    Baltimore/Washington International Airport

    16:39

    BWI

    2h 3m

    Direct

    18:42

    ATL

    S M T W T F S
    Search

  6. DL1199

    Hartsfield–Jackson Atlanta International Airport

    22:45

    ATL

    2h 5m

    Direct

    23:50

    ORD

    S M T W T F S

  7. F94427

    Baltimore/Washington International Airport

    10:04

    BWI

    2h 7m

    Direct

    12:11

    ATL

    S M T W T F S
    Search

  8. F91441

    Hartsfield–Jackson Atlanta International Airport

    11:35

    ATL

    2h 16m

    Direct

    12:51

    ORD

    S - - W T F S

  9. F92633

    Baltimore/Washington International Airport

    06:24

    BWI

    2h 37m

    Direct

    09:01

    ATL

    S M T W T F S
    Search

  10. F91441

    Hartsfield–Jackson Atlanta International Airport

    11:35

    ATL

    2h 16m

    Direct

    12:51

    ORD

    S - - W T F S

  11. F94537

    Baltimore/Washington International Airport

    21:12

    BWI

    2h 6m

    Direct

    23:18

    ATL

    S M T W T F S
    Search

  12. F91441

    Hartsfield–Jackson Atlanta International Airport

    11:35

    ATL

    2h 16m

    Direct

    12:51

    ORD

    S - - W T F S

  13. F93663

    Baltimore/Washington International Airport

    15:04

    BWI

    2h 32m

    Direct

    17:36

    MCO

    S M T W T F S
    Search

  14. F92791

    Orlando International Airport

    14:52

    MCO

    3h 15m

    Direct

    17:07

    ORD

    - M T - - F -
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About Baltimore/Washington International Airport and O'Hare International Airport

Learn about Baltimore/Washington International Airport (BWI) and O'Hare International Airport (ORD) — including location, terminals, transportation, and travel tips.

Flight distance 998.83km
Cheapest one-way ticket price SGD 40
Cheapest return ticket price SGD 79

FAQs for Baltimore/Washington International Airport to O'Hare International Airport Flights

  • How long is the flight from Baltimore/Washington International Airport to O'Hare International Airport?

    Baltimore/Washington International Airport to O'Hare International Airport takes about 1 hour 43 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from Baltimore/Washington International Airport (BWI) to O'Hare International Airport (ORD).
  • The earliest flight from Baltimore/Washington International Airport to O'Hare International Airport departs at 06:10, and the last departs at 19:10, with about 14 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Baltimore/Washington International Airport (BWI) to O'Hare International Airport (ORD) is quite popular. Without considering departure times or holidays, tickets cost around SGD 269 in November, the most expensive month to book this route.
    • The distance from O'Hare International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Midway International Airport to downtown is about 14km, by taxi about 30 minutes.
  • The closest airport to O'Hare International Airport (ORD) is Midway International Airport. The distance is around 25km.
  • American Airlines is a very popular airline operating an average of 3276 flights per month.
  • One-way flights from Baltimore/Washington International Airport to O'Hare International Airport currently start from SGD 40, and round-trip fares start from SGD 79. The current lowest fare is a Frontier Airlines flight departing on Tue, Nov 17; prices may vary depending on availability.
  • Yes. United Airlines, American Airlines and Frontier Airlines operate direct flights from Baltimore/Washington International Airport to O'Hare International Airport, with an average flight time of 1 hour 36 minutes, and around 54 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Baltimore/Washington International Airport to O'Hare International Airport is SGD 263. Prices may vary depending on the departure date, airline, and availability.
  • Frontier Airlines and Volaris are the most popular budget airlines flying from Baltimore/Washington International Airport to O'Hare International Airport, with one-way fares starting from SGD 40. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Baltimore/Washington International Airport to O'Hare International Airport operates around 56 weekly flights, mainly by United Airlines, American Airlines and Frontier Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Baltimore/Washington International Airport and O'Hare International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are the estimated lowest prices and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please visit the customer support pages.