Trip.com
>
Cheap Flights
>
United States
>
Seattle
>
Dallas to Seattle flight
>
Dallas Fort Worth International Airport to Seattle-Tacoma International Airport flight

Explore the cheapest one-way and round-trip flights from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport over the next 90 days, with one-way fares from €64 and round-trip from €131. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      DFW 06:30
      4h 43m
      Direct
      SEA 09:13
      Dallas - Seattle | Sun, Dec 6 | Delta Air Lines
      SEA 17:56
      3h 55m
      Direct
      DFW 23:51
      Seattle - Dallas | Mon, Dec 14 | Delta Air Lines
      €211 €321
      34% off
      34% off
      €321 €211
    • DFW 14:25
      4h 29m
      Direct
      SEA 16:54
      Dallas - Seattle | Thu, Nov 5 | American Airlines
      SEA 05:10
      3h 58m
      Direct
      DFW 11:08
      Seattle - Dallas | Tue, Nov 10 | American Airlines
      €253 €321
      21% off
      21% off
      €321 €253
    • DFW 07:00
      10h 12m
      1 stop
      SEA 15:12
      Dallas - Seattle | Fri, Nov 13 | Frontier Airlines
      SEA 16:27
      5h 51m
      1 stop
      DFW 00:18
      Seattle - Dallas | Fri, Nov 20 | Frontier Airlines
      €131 €321
      59% off
      59% off
      €321 €131
    • DFW 20:19
      20h 53m
      1 stop
      SEA 15:12
      Dallas - Seattle | Thu, Nov 12 | Frontier Airlines
      SEA 16:27
      5h 50m
      1 stop
      DFW 00:17
      Seattle - Dallas | Sun, Nov 15 | Frontier Airlines
      €142
      56% off
      €321 €142
    • DFW 05:30
      7h 29m
      1 stop
      SEA 10:59
      Dallas - Seattle | Fri, Nov 20 | Frontier Airlines
      SEA 16:37
      5h 47m
      1 stop
      DFW 00:24
      Seattle - Dallas | Tue, Nov 24 | Frontier Airlines
      €144
      55% off
      €321 €144
    • DFW 07:28
      10h 15m
      1 stop
      SEA 15:43
      Dallas - Seattle | Wed, Dec 9 | Frontier Airlines
      SEA 20:56
      6h 40m
      1 stop
      DFW 05:36
      Seattle - Dallas | Wed, Dec 16 | Frontier Airlines
      €147
      54% off
      €321 €147
    • DFW 07:28
      10h 12m
      1 stop
      SEA 15:40
      Dallas - Seattle | Fri, Dec 4 | Frontier Airlines
      SEA 16:58
      28h 41m
      1 stop
      DFW 23:39
      Seattle - Dallas | Mon, Dec 7 | Frontier Airlines
      €160
      50% off
      €321 €160
    • DFW 10:35
      6h 47m
      1 stop
      SEA 15:22
      Dallas - Seattle | Sat, Nov 28 | Frontier Airlines
      SEA 16:58
      24h 31m
      1 stop
      DFW 19:29
      Seattle - Dallas | Fri, Dec 4 | Frontier Airlines
      €167
      48% off
      €321 €167
    • DFW 20:35
      21h 8m
      1 stop
      SEA 15:43
      Dallas - Seattle | Sun, Dec 6 | Frontier Airlines
      SEA 20:56
      6h 40m
      1 stop
      DFW 05:36
      Seattle - Dallas | Wed, Dec 9 | Frontier Airlines
      €168
      48% off
      €321 €168
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      SEA 15:00
      6h
      Direct
      DFW 16:00
      Seattle - Dallas | Fri, Nov 6 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      DFW 07:28
      10h 12m
      1 stop
      SEA 15:40
      Dallas - Seattle | Sat, Dec 5 | Frontier Airlines
      €64 €152
      57% off
      57% off
      €152 €64
    • DFW 14:34
      27h 9m
      1 stop
      SEA 15:43
      Dallas - Seattle | Wed, Dec 9 | Frontier Airlines
      €82 €152
      46% off
      46% off
      €152 €82
    • DFW 07:28
      10h 15m
      1 stop
      SEA 15:43
      Dallas - Seattle | Tue, Dec 15 | Frontier Airlines
      €86 €152
      43% off
      43% off
      €152 €86
    • DFW 20:28
      20h 54m
      1 stop
      SEA 15:22
      Dallas - Seattle | Thu, Nov 26 | Frontier Airlines
      €97
      36% off
      €152 €97
    • DFW 19:31
      4h 29m
      Direct
      SEA 22:00
      Dallas - Seattle | Sat, Nov 14 | Alaska Airlines
      €100
      34% off
      €152 €100
    • DFW 17:00
      4h 34m
      Direct
      SEA 19:34
      Dallas - Seattle | Sat, Nov 14 | Delta Air Lines
      €101
      34% off
      €152 €101
    • DFW 10:45
      6h 27m
      1 stop
      SEA 15:12
      Dallas - Seattle | Thu, Nov 19 | Frontier Airlines
      €104
      32% off
      €152 €104
    • DFW 20:35
      21h 5m
      1 stop
      SEA 15:40
      Dallas - Seattle | Fri, Dec 4 | Frontier Airlines
      €112
      26% off
      €152 €112
    • DFW 20:35
      21h 8m
      1 stop
      SEA 15:43
      Dallas - Seattle | Mon, Dec 14 | Frontier Airlines
      €114
      25% off
      €152 €114
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DFW 09:30
      4h 42m
      Direct
      SEA 12:12
      Dallas - Seattle | Tue, Dec 15 | Alaska Airlines
      €128 €457
      72% off
      72% off
      €457 €128
    • DFW 10:51
      4h 34m
      Direct
      SEA 13:25
      Dallas - Seattle | Wed, Jan 6 | American Airlines
      €139 €457
      70% off
      70% off
      €457 €139
    • DFW 18:08
      4h 29m
      Direct
      SEA 20:37
      Dallas - Seattle | Wed, Nov 18 | Alaska Airlines
      €149 €457
      67% off
      67% off
      €457 €149
    • DFW 17:00
      4h 35m
      Direct
      SEA 19:35
      Dallas - Seattle | Sat, Dec 5 | Delta Air Lines
      €161
      65% off
      €457 €161
    • DFW 17:56
      4h 26m
      Direct
      SEA 20:22
      Dallas - Seattle | Tue, Jan 5 | American Airlines
      €169
      63% off
      €457 €169
    • DFW 19:40
      4h 31m
      Direct
      SEA 22:11
      Dallas - Seattle | Mon, Nov 16 | American Airlines
      €171
      63% off
      €457 €171
    • DFW 06:30
      4h 28m
      Direct
      SEA 08:58
      Dallas - Seattle | Thu, Nov 5 | Delta Air Lines
      €263
      42% off
      €457 €263
    • DFW 18:08
      4h 29m
      Direct
      SEA 20:37
      Dallas - Seattle | Tue, Nov 17 | Alaska Airlines
      €283
      38% off
      €457 €283
    • DFW 06:30
      4h 28m
      Direct
      SEA 08:58
      Dallas - Seattle | Wed, Nov 4 | Delta Air Lines
      €291
      36% off
      €457 €291
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DFW 19:31
      4h 29m
      Direct
      SEA 22:00
      Dallas - Seattle | Sat, Nov 14 | Alaska Airlines
      €100 €152
      34% off
      34% off
      €152 €100
    • DFW 17:00
      4h 34m
      Direct
      SEA 19:34
      Dallas - Seattle | Sat, Nov 14 | Delta Air Lines
      €101 €152
      34% off
      34% off
      €152 €101
    • DFW 09:30
      4h 42m
      Direct
      SEA 12:12
      Dallas - Seattle | Tue, Dec 15 | Alaska Airlines
      €128 €457
      72% off
      72% off
      €457 €128
    • DFW 10:51
      4h 34m
      Direct
      SEA 13:25
      Dallas - Seattle | Wed, Jan 6 | American Airlines
      €139
      70% off
      €457 €139
    • DFW 18:08
      4h 29m
      Direct
      SEA 20:37
      Dallas - Seattle | Wed, Nov 18 | Alaska Airlines
      €149
      67% off
      €457 €149
    • DFW 17:00
      4h 35m
      Direct
      SEA 19:35
      Dallas - Seattle | Sat, Dec 5 | Delta Air Lines
      €161
      65% off
      €457 €161
    • DFW 14:30
      4h 26m
      Direct
      SEA 16:56
      Dallas - Seattle | Thu, Jan 7 | American Airlines
      €161
      78% off
      €747 €161
    • DFW 14:37
      4h 26m
      Direct
      SEA 17:03
      Dallas - Seattle | Thu, Dec 24 | American Airlines
      €161
      78% off
      €747 €161
    • DFW 17:56
      4h 26m
      Direct
      SEA 20:22
      Dallas - Seattle | Tue, Jan 5 | American Airlines
      €169
      63% off
      €457 €169
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      DFW 06:02
      4h 28m
      Direct
      SEA 08:30
      Dallas - Seattle | Sun, Nov 8 | Alaska Airlines
      €255 €374
      32% off
      32% off
      €374 €255
    • DFW 09:39
      4h 28m
      Direct
      SEA 12:07
      Dallas - Seattle | Thu, Nov 5 | Alaska Airlines
      €255 €374
      32% off
      32% off
      €374 €255
    • DFW 06:30
      4h 28m
      Direct
      SEA 08:58
      Dallas - Seattle | Thu, Nov 5 | Delta Air Lines
      €263 €374
      30% off
      30% off
      €374 €263
    • DFW 15:43
      4h 29m
      Direct
      SEA 18:12
      Dallas - Seattle | Wed, Nov 4 | Alaska Airlines
      €283
      24% off
      €374 €283
    • DFW 18:08
      4h 29m
      Direct
      SEA 20:37
      Dallas - Seattle | Tue, Nov 3 | Alaska Airlines
      €283
      24% off
      €374 €283
    • DFW 09:39
      4h 28m
      Direct
      SEA 12:07
      Dallas - Seattle | Mon, Nov 9 | Alaska Airlines
      €283
      24% off
      €374 €283
    • DFW 15:43
      4h 29m
      Direct
      SEA 18:12
      Dallas - Seattle | Sat, Nov 7 | Alaska Airlines
      €284
      24% off
      €374 €284
    • DFW 19:40
      4h 31m
      Direct
      SEA 22:11
      Dallas - Seattle | Sat, Nov 7 | American Airlines
      €289
      23% off
      €374 €289
    • DFW 06:30
      4h 28m
      Direct
      SEA 08:58
      Dallas - Seattle | Wed, Nov 4 | Delta Air Lines
      €291
      22% off
      €374 €291
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • DFW 15:19
      4h 18m
      Direct
      SEA 17:37
      Dallas - Seattle | Tue, Dec 1 | Alaska Airlines
      €221 €747
      70% off
      70% off
      €747 €221
    • DFW 12:32
      4h 25m
      Direct
      SEA 14:57
      Dallas - Seattle | Wed, Dec 30 | American Airlines
      €267 €747
      64% off
      64% off
      €747 €267
    • DFW 12:32
      4h 25m
      Direct
      SEA 14:57
      Dallas - Seattle | Tue, Dec 29 | American Airlines
      €276 €747
      63% off
      63% off
      €747 €276
    • DFW 12:32
      4h 25m
      Direct
      SEA 14:57
      Dallas - Seattle | Tue, Dec 22 | American Airlines
      €334
      55% off
      €747 €334
    • DFW 12:32
      4h 25m
      Direct
      SEA 14:57
      Dallas - Seattle | Sun, Jan 3 | American Airlines
      €590
      21% off
      €747 €590
    • DFW 14:30
      4h 26m
      Direct
      SEA 16:56
      Dallas - Seattle | Thu, Jan 7 | American Airlines
      €161
      78% off
      €747 €161
    • DFW 14:37
      4h 26m
      Direct
      SEA 17:03
      Dallas - Seattle | Thu, Dec 24 | American Airlines
      €161
      78% off
      €747 €161
    • DFW 17:56
      4h 26m
      Direct
      SEA 20:22
      Dallas - Seattle | Tue, Jan 5 | American Airlines
      €169
      63% off
      €457 €169
    • DFW 17:56
      4h 26m
      Direct
      SEA 20:22
      Dallas - Seattle | Sun, Dec 20 | American Airlines
      €233
      69% off
      €747 €233
    • DFW 13:00
      17h 25m
      1 stop
      SEA 14:00
      Dallas - Seattle | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights

Displayed flight fares from Dallas to Seattle 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 Dallas Fort Worth International Airport to Seattle-Tacoma International Airport

What is the cheapest month to fly from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from Dallas Fort Worth International Airport to Seattle-Tacoma 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 Dallas Fort Worth International Airport to Seattle-Tacoma International Airport are usually in March, with an average price of €155. It is best to avoid July, when the average price can reach €254.

€254
€205
€155
€106
    Cheapest
  • €166
    Nov
  • €217
    Dec
  • €167
    Jan
  • €190
    Feb
  • €155
    Mar
  • €172
    Apr
  • €211
    May
  • €246
    Jun
  • €254
    Jul
  • €231
    Aug
  • €215
    Sep
  • €243
    Oct

What is the cheapest month to fly return from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average monthly return fares from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport in the Trip.com database.

Based on Trip.com's data from the past 12 months, November is often the month to find the lowest fares from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport, with an average price of €228. October is usually the most expensive month, with an average price reaching €454.

€454
€341
€228
€115
  • €228
    Nov
  • €342
    Dec
  • €440
    Jan
  • €404
    Feb
  • €367
    Mar
  • €254
    Apr
  • €399
    May
  • €425
    Jun
  • €354
    Jul
  • €357
    Aug
  • €317
    Sep
  • €454
    Oct

What is the cheapest day of the week to fly from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

The data is based on the past 12 months and shows the average ticket prices from Dallas Fort Worth International Airport to Seattle-Tacoma 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 Dallas Fort Worth International Airport to Seattle-Tacoma International Airport is Tuesday, with average prices usually lower than other days. Avoid departing on Thursday as prices are typically highest on that day.

€235
€205
€174
€144
  • €199
    Mon
  • €174
    Tue
  • €194
    Wed
  • €235
    Thu
  • €233
    Fri
  • €219
    Sat
  • €230
    Sun

Which airline offers the cheapest flights from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

The cheapest airline flying from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport is Frontier Airlines (from €64) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From €64
Alaska Airlines
From €134
Delta Air Lines
From €138
American Airlines
From €139
United Airlines
From €192
Sun Country Airlines
From €389

Find more flights and airlines

What is the flight schedule from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS321

    Dallas Fort Worth International Airport

    15:43

    DFW

    4h 29m

    18:12

    SEA

    S M T W T F S
    Search

  2. AS543

    Dallas Fort Worth International Airport

    06:02

    DFW

    4h 28m

    08:30

    SEA

    S M T W T F S
    Search

  3. F91323

    Dallas Fort Worth International Airport

    11:23

    DFW

    2h 12m

    Direct

    12:35

    DEN

    S - - W T F S
    Search

  4. F91175

    Denver International Airport

    13:07

    DEN

    3h 5m

    Direct

    15:12

    SEA

    S - T - T F -

  5. F93885

    Dallas Fort Worth International Airport

    22:49

    DFW

    2h 59m

    Direct

    23:48

    LAS

    S M T W T F S
    Search

  6. F92407

    Harry Reid International Airport

    06:50

    LAS

    2h 55m

    Direct

    09:45

    SEA

    S - - W T - S

  7. F91051

    Dallas Fort Worth International Airport

    12:00

    DFW

    3h 12m

    Direct

    13:12

    LAS

    S M T W T F S
    Search

  8. F92407

    Harry Reid International Airport

    06:50

    LAS

    2h 55m

    Direct

    09:45

    SEA

    S - - W T - S
Find more flights and airlines

About Dallas Fort Worth International Airport and Seattle-Tacoma International Airport

Learn about Dallas Fort Worth International Airport (DFW) and Seattle-Tacoma International Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 2,670.47km
Cheapest one-way ticket price €64
Cheapest return ticket price €131

FAQs for Dallas Fort Worth International Airport to Seattle-Tacoma International Airport Flights

  • How long is the flight from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport?

    Dallas Fort Worth International Airport to Seattle-Tacoma International Airport takes about 3 hours 49 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from Dallas Fort Worth International Airport (DFW) to Seattle-Tacoma International Airport (SEA).
  • The earliest flight from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport departs at 06:03, and the last departs at 22:26, with about 18 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Dallas Fort Worth International Airport (DFW) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around €295 in November, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17km, by taxi about 30 minutes.
  • American Airlines is a very popular airline operating an average of 9213 flights per month.
  • One-way flights from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport currently start from €64, and round-trip fares start from €131. The current lowest fare is a Frontier Airlines flight departing on Sat, Dec 5; prices may vary depending on availability.
  • Yes. American Airlines, Alaska Airlines, Delta Air Lines, Finnair and United Airlines operate direct flights from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport, with an average flight time of 3 hours 46 minutes, and around 106 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 Dallas Fort Worth International Airport to Seattle-Tacoma International Airport is €219. Prices may vary depending on the departure date, airline, and availability.
  • Gol Linhas Aereas Inteligentes and Condor are the most popular budget airlines flying from Dallas Fort Worth International Airport to Seattle-Tacoma International Airport, with one-way fares starting from €64. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Dallas Fort Worth International Airport to Seattle-Tacoma International Airport operates around 104 weekly flights, mainly by American Airlines, Alaska Airlines and Delta Air Lines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dallas Fort Worth International Airport and Seattle-Tacoma 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.

Find Cheap Flights with Trip.com

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.