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Seattle-Tacoma International Airport to Dallas Fort Worth International Airport flight

Explore the cheapest one-way and round-trip flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport over the next 90 days, with one-way fares from MXN$1,531 and round-trip from MXN$2,931. Based on Trip.com's latest 7-day flight data.

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

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

The data is based on the past 12 months and shows the average one-way ticket prices from Seattle-Tacoma International Airport to Dallas Fort Worth 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 Seattle-Tacoma International Airport to Dallas Fort Worth International Airport are usually in January, with an average price of MXN$3,254. It is best to avoid June, when the average price can reach MXN$5,441.

MXN$5,441
MXN$4,348
MXN$3,254
MXN$2,161
    Cheapest
  • MXN$3,895
    Nov
  • MXN$4,170
    Dec
  • MXN$3,254
    Jan
  • MXN$3,482
    Feb
  • MXN$4,433
    Mar
  • MXN$3,942
    Apr
  • MXN$3,891
    May
  • MXN$5,441
    Jun
  • MXN$4,846
    Jul
  • MXN$4,302
    Aug
  • MXN$4,501
    Sep
  • MXN$4,169
    Oct

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

The data is based on the past 12 months and shows the average monthly return fares from Seattle-Tacoma International Airport to Dallas Fort Worth 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 Seattle-Tacoma International Airport to Dallas Fort Worth International Airport, with an average price of MXN$6,329. June is usually the most expensive month, with an average price reaching MXN$11,377.

MXN$11,377
MXN$8,853
MXN$6,329
MXN$3,805
  • MXN$6,329
    Nov
  • MXN$8,168
    Dec
  • MXN$6,921
    Jan
  • MXN$10,226
    Feb
  • MXN$11,093
    Mar
  • MXN$10,419
    Apr
  • MXN$6,338
    May
  • MXN$11,377
    Jun
  • MXN$9,399
    Jul
  • MXN$8,141
    Aug
  • MXN$8,356
    Sep
  • MXN$8,310
    Oct

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

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

MXN$5,316
MXN$4,541
MXN$3,765
MXN$2,990
  • MXN$4,378
    Mon
  • MXN$3,765
    Tue
  • MXN$3,919
    Wed
  • MXN$3,917
    Thu
  • MXN$4,254
    Fri
  • MXN$5,316
    Sat
  • MXN$4,412
    Sun

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

The cheapest airline flying from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport is Frontier Airlines (from MXN$1,531) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From MXN$1,531
Delta Air Lines
From MXN$1,946
Alaska Airlines
From MXN$2,255
American Airlines
From MXN$2,583
Sun Country Airlines
From MXN$3,168
United Airlines
From MXN$3,816

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

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

Flight info.
Departure
Arrival
Weekly Schedule
  1. AS424

    18:03

    SEA

    3h 56m

    23:59

    DFW

    S M T W T F S
    Search
  2. F94204

    21:44

    SEA

    2h 36m

    Direct

    00:20

    LAS

    S - - W T - S
    Search
  3. F91650

    00:28

    LAS

    2h 45m

    Direct

    05:13

    DFW

    S M T W T F S
  4. AS421

    13:59

    SEA

    2h 40m

    Direct

    17:39

    DEN

    S M T W T F S
    Search
  5. F92632

    21:32

    DEN

    2h 11m

    Direct

    00:43

    DFW

    S M T W T F S
  6. F91178

    13:52

    SEA

    2h 45m

    Direct

    16:37

    LAX

    S M T W T F S
    Search
  7. F94964

    00:09

    LAX

    3h 11m

    Direct

    05:20

    DFW

    S M T W T F S
  8. DL2955

    16:15

    SEA

    2h 31m

    Direct

    18:46

    LAS

    S M T W T F S
    Search
  9. F91650

    00:28

    LAS

    2h 45m

    Direct

    05:13

    DFW

    S M T W T F S
  10. DL2949

    20:10

    SEA

    2h 38m

    Direct

    22:48

    LAS

    S M T W T F S
    Search
  11. F93886

    05:09

    LAS

    2h 51m

    Direct

    10:00

    DFW

    S M T W T F S
  12. AS678

    17:59

    SEA

    2h 34m

    Direct

    20:33

    LAS

    S M T W T F S
    Search
  13. F93886

    05:09

    LAS

    2h 51m

    Direct

    10:00

    DFW

    S M T W T F S
  14. F94204

    21:44

    SEA

    2h 36m

    Direct

    00:20

    LAS

    S - - W T - S
    Search
  15. F93886

    05:09

    LAS

    2h 51m

    Direct

    10:00

    DFW

    S M T W T F S
  16. AS734

    12:45

    SEA

    2h 30m

    Direct

    15:15

    LAS

    S M T W T F S
    Search
  17. F93886

    05:09

    LAS

    2h 51m

    Direct

    10:00

    DFW

    S M T W T F S
  18. F94204

    21:44

    SEA

    2h 36m

    Direct

    00:20

    LAS

    S - - W T - S
    Search
  19. AA2951

    14:07

    LAS

    2h 59m

    Direct

    19:06

    DFW

    S - T W - F S
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About Seattle-Tacoma International Airport and Dallas Fort Worth International Airport

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

Flight distance 2,670.47km
Cheapest one-way ticket price MXN$1,531
Cheapest return ticket price MXN$2,931

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

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

    Seattle-Tacoma International Airport to Dallas Fort Worth International Airport takes about 3 hours 25 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 11 daily flights from Seattle-Tacoma International Airport (SEA) to Dallas Fort Worth International Airport (DFW).
  • The earliest flight from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport departs at 00:24, and the last departs at 17:59, with about 19 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Seattle-Tacoma International Airport (SEA) to Dallas Fort Worth International Airport (DFW) is quite popular. Without considering departure times or holidays, tickets cost around MXN$6,252 in November, the most expensive month to book this route.
    • The distance from Dallas Fort Worth International Airport to downtown is about 25km, by taxi about 40 minutes.
    • The distance from Dallas Love Field to downtown is about 8km, by taxi about 20 minutes.
  • The closest airport to Dallas Fort Worth International Airport (DFW) is Dallas Love Field. The distance is around 18km.
  • American Airlines is a very popular airline operating an average of 9939 flights per month.
  • One-way flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport currently start from MXN$1,531, and round-trip fares start from MXN$2,931. The current lowest fare is a Frontier Airlines flight departing on Sat, Dec 12; prices may vary depending on availability.
  • Yes. American Airlines, Alaska Airlines, Delta Air Lines and Philippine Airlines operate direct flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport, with an average flight time of 3 hours 23 minutes, and around 100 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 Seattle-Tacoma International Airport to Dallas Fort Worth International Airport is MXN$4,763. 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 Seattle-Tacoma International Airport to Dallas Fort Worth International Airport, with one-way fares starting from MXN$1,531. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Seattle-Tacoma International Airport to Dallas Fort Worth International Airport operates around 98 weekly flights, mainly by American Airlines, Alaska Airlines and Delta Air Lines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Seattle-Tacoma International Airport and Dallas Fort Worth 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.

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.