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

Search for flights from Seattle to Dallas. Find affordable one-way or round-trip flights.

      • Cheapest nonstop
        SEA 23:03
        3h 59m
        Nonstop
        DFW 05:02
        Seattle - Dallas | Sat, Aug 15 | Alaska Airlines
        DFW 20:45
        4h 20m
        Nonstop
        SEA 23:05
        Dallas - Seattle | Mon, Aug 17 | Alaska Airlines
        US$231 US$265
        13% off
        13% off
        US$265 US$231
      • SEA 06:00
        3h 59m
        Nonstop
        DFW 11:59
        Seattle - Dallas | Thu, Aug 20 | Alaska Airlines
        DFW 17:59
        4h 22m
        Nonstop
        SEA 20:21
        Dallas - Seattle | Thu, Aug 27 | Alaska Airlines
        US$237 US$265
        11% off
        11% off
        US$265 US$237
      • SEA 06:00
        3h 59m
        Nonstop
        DFW 11:59
        Seattle - Dallas | Mon, Aug 31 | Alaska Airlines
        DFW 13:02
        4h 23m
        Nonstop
        SEA 15:25
        Dallas - Seattle | Sat, Sep 5 | Alaska Airlines
        US$238 US$265
        10% off
        10% off
        US$265 US$238
      • SEA 09:15
        3h 58m
        Nonstop
        DFW 15:13
        Seattle - Dallas | Wed, Aug 19 | Delta Air Lines
        DFW 13:02
        4h 23m
        Nonstop
        SEA 15:25
        Dallas - Seattle | Sat, Aug 22 | Alaska Airlines
        US$238
        10% off
        US$265 US$238
      • SEA 14:37
        15h 32m
        1 stop
        DFW 08:09
        Seattle - Dallas | Wed, Aug 19 | Frontier Airlines
        DFW 06:20
        4h 18m
        Nonstop
        SEA 08:38
        Dallas - Seattle | Sat, Aug 22 | Alaska Airlines
        US$179
        32% off
        US$265 US$179
      • SEA 19:06
        11h 3m
        1 stop
        DFW 08:09
        Seattle - Dallas | Tue, Aug 25 | Frontier Airlines
        DFW 08:00
        4h 33m
        Nonstop
        SEA 10:33
        Dallas - Seattle | Tue, Sep 1 | Alaska Airlines
        US$189
        28% off
        US$265 US$189
      • SEA 07:00
        11h 35m
        1 stop
        DFW 20:35
        Seattle - Dallas | Sat, Sep 19 | Frontier Airlines
        DAL 07:55
        4h 10m
        Nonstop
        SEA 10:05
        Dallas - Seattle | Mon, Sep 21 |
        US$201
        24% off
        US$265 US$201
      • SEA 16:27
        5h 53m
        1 stop
        DFW 00:20
        Seattle - Dallas | Tue, Sep 22 | Frontier Airlines
        DFW 07:00
        10h 8m
        1 stop
        SEA 15:08
        Dallas - Seattle | Tue, Sep 29 | Frontier Airlines
        US$213
        20% off
        US$265 US$213
      • SEA 05:30
        3h 57m
        Nonstop
        DFW 11:27
        Seattle - Dallas | Tue, Sep 22 | American Airlines
        DFW 07:00
        10h 8m
        1 stop
        SEA 15:08
        Dallas - Seattle | Tue, Sep 29 | Frontier Airlines
        US$225
        15% off
        US$265 US$225
      • SEA 17:56
        4h 3m
        Nonstop
        DFW 23:59
        Seattle - Dallas | Tue, Sep 22 | Alaska Airlines
        DFW 07:00
        10h 8m
        1 stop
        SEA 15:08
        Dallas - Seattle | Tue, Sep 29 | Frontier Airlines
        US$225
        15% off
        US$265 US$225
      • SEA 13:35
        16h 34m
        1 stop
        DFW 08:09
        Seattle - Dallas | Fri, Aug 21 | Frontier Airlines
        DFW 05:18
        9h 2m
        1 stop
        SEA 12:20
        Dallas - Seattle | Mon, Aug 24 | Frontier Airlines
        US$232
        12% off
        US$265 US$232
      • SEA 21:29
        6h 19m
        1 stop
        DFW 05:48
        Seattle - Dallas | Thu, Aug 20 | Frontier Airlines
        DFW 05:18
        6h 1m
        1 stop
        SEA 09:19
        Dallas - Seattle | Thu, Aug 27 | Frontier Airlines
        US$238
        10% off
        US$265 US$238
      • SEA 13:00
        17h 25m
        1 stop
        DFW 14:00
        Seattle - Dallas | Sun, Aug 16 | Normal Airline
        DFW 15:00
        6h
        Nonstop
        SEA 16:00
        Dallas - Seattle | Tue, Aug 18 | Normal Airline
        More cheap flights
        More cheap flights
      • Cheapest nonstop
        SEA 22:58
        4h 2m
        Nonstop
        DFW 05:00
        Seattle - Dallas | Tue, Sep 29 | Alaska Airlines
        US$121 US$138
        12% off
        12% off
        US$138 US$121
      • SEA 19:07
        21h 11m
        1 stop
        DFW 18:18
        Seattle - Dallas | Wed, Sep 2 | Frontier Airlines
        US$68 US$138
        51% off
        51% off
        US$138 US$68
      • SEA 19:06
        23h 30m
        1 stop
        DFW 20:36
        Seattle - Dallas | Thu, Sep 3 | Frontier Airlines
        US$76 US$138
        45% off
        45% off
        US$138 US$76
      • SEA 16:27
        24h 57m
        1 stop
        DFW 19:24
        Seattle - Dallas | Fri, Sep 11 | Frontier Airlines
        US$101
        27% off
        US$138 US$101
      • SEA 13:35
        29h 1m
        1 stop
        DFW 20:36
        Seattle - Dallas | Tue, Sep 1 | Frontier Airlines
        US$104
        25% off
        US$138 US$104
      • SEA 16:27
        24h 57m
        1 stop
        DFW 19:24
        Seattle - Dallas | Thu, Sep 10 | Frontier Airlines
        US$110
        20% off
        US$138 US$110
      • SEA 07:00
        11h 35m
        1 stop
        DFW 20:35
        Seattle - Dallas | Wed, Sep 30 | Frontier Airlines
        US$112
        19% off
        US$138 US$112
      • SEA 19:29
        20h 49m
        1 stop
        DFW 18:18
        Seattle - Dallas | Wed, Sep 2 | Alaska Airlines
        US$120
        13% off
        US$138 US$120
      • SEA 19:00
        8h 37m
        1 stop
        DFW 05:37
        Seattle - Dallas | Fri, Sep 18 | Frontier Airlines
        US$123
        11% off
        US$138 US$123
      • SEA 16:27
        5h 53m
        1 stop
        DFW 00:20
        Seattle - Dallas | Thu, Oct 1 | Frontier Airlines
        US$123
        11% off
        US$138 US$123
      • SEA 20:00
        26h 20m
        1 stop
        DFW 00:20
        Seattle - Dallas | Wed, Sep 9 | Delta Air Lines
        US$124
        10% off
        US$138 US$124
      • SEA 08:40
        7h 38m
        1 stop
        DFW 18:18
        Seattle - Dallas | Thu, Sep 3 | Delta Air Lines
        US$124
        10% off
        US$138 US$124
      • SEA 13:00
        17h 25m
        1 stop
        DFW 14:00
        Seattle - Dallas | Sun, Aug 16 | Normal Airline
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Trip.com Price Insights: Flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport

Which month offers the lowest one-way fares when flying from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport?

Data is based on the past 12 months. It shows the average one-way fares by month for flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport on Trip.com.

Based on Trip.com data from the past 12 months, for cheaper one-way flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport, it is best to book in January, when average fares are US$174. Try to avoid June, as fares peak at around US$290.

US$290
US$232
US$174
US$116
    Cheapest
  • US$191
    Aug
  • US$182
    Sep
  • US$185
    Oct
  • US$204
    Nov
  • US$223
    Dec
  • US$174
    Jan
  • US$186
    Feb
  • US$237
    Mar
  • US$211
    Apr
  • US$208
    May
  • US$290
    Jun
  • US$259
    Jul

Which month offers the lowest round-trip fares from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport?

Data is based on the past 12 months. It shows the average round-trip fares by month for flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport on Trip.com.

Based on Trip.com data from the past 12 months, August usually offers the lowest round-trip fares from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport, with an average price of US$232. June is typically the most expensive month, with average fares reaching US$607.

US$607
US$420
US$232
US$45
  • US$232
    Aug
  • US$263
    Sep
  • US$238
    Oct
  • US$338
    Nov
  • US$436
    Dec
  • US$369
    Jan
  • US$545
    Feb
  • US$592
    Mar
  • US$556
    Apr
  • US$338
    May
  • US$607
    Jun
  • US$501
    Jul

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

Data is based on the past 12 months. It shows the average fares by day of the week for flights from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport on Trip.com.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport is Tuesday, when average fares are usually lower than other days. Avoid departing on Saturday, as fares are typically the highest.

US$260
US$224
US$187
US$151
  • US$229
    Mon
  • US$187
    Tue
  • US$216
    Wed
  • US$198
    Thu
  • US$214
    Fri
  • US$260
    Sat
  • US$238
    Sun

Selected Airlines from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport

View airlines operating flights from Seattle to Dallas. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From US$119
Alaska Airlines
From US$121
Delta Air Lines
From US$125
American Airlines
From US$159
United Airlines
From US$176
Sun Country Airlines
From US$240

Find more flights and airlines

Flight Schedule from Seattle-Tacoma International Airport to Dallas Fort Worth International Airport

Check on the flight schedule from Seattle to Dallas to find the flight that matches your travel plan.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS542

    Seattle-Tacoma International Airport

    17:59

    SEA

    4h

    23:59

    DFW

    S M - W T F S
    Search

  2. AS1648

    Seattle-Tacoma International Airport

    22:58

    SEA

    4h 2m

    05:00

    DFW

    - - T W T - -
    Search

  3. DL803

    Seattle-Tacoma International Airport

    09:30

    SEA

    3h 59m

    15:29

    DFW

    S M T W T F S
    Search

  4. DL870

    Seattle-Tacoma International Airport

    17:35

    SEA

    3h 55m

    23:30

    DFW

    S M T W T F S
    Search

  5. F93406

    Seattle-Tacoma International Airport

    16:27

    SEA

    2h 50m

    Nonstop

    20:17

    DEN

    S M T W T F S
    Search

  6. F92632

    Denver International Airport

    21:19

    DEN

    1h 57m

    Nonstop

    00:16

    DFW

    - - - - - F -

  7. F94204

    Seattle-Tacoma International Airport

    21:16

    SEA

    2h 40m

    Nonstop

    23:56

    LAS

    - - - - T - -
    Search

  8. F91650

    Harry Reid International Airport

    00:40

    LAS

    2h 38m

    Nonstop

    05:18

    DFW

    S M T W T F S

  9. F92408

    Seattle-Tacoma International Airport

    19:00

    SEA

    2h 39m

    Nonstop

    21:39

    LAS

    S M T W - F S
    Search

  10. F91650

    Harry Reid International Airport

    00:40

    LAS

    2h 38m

    Nonstop

    05:18

    DFW

    S M T W T F S

  11. DL1358

    Seattle-Tacoma International Airport

    09:30

    SEA

    2h 41m

    Nonstop

    13:11

    DEN

    S M T W T F S
    Search

  12. F94070

    Denver International Airport

    15:50

    DEN

    2h 1m

    Nonstop

    18:51

    DFW

    S M T W T - -

  13. F91178

    Seattle-Tacoma International Airport

    20:00

    SEA

    2h 46m

    Nonstop

    22:46

    LAX

    S M T W T F S
    Search

  14. F92274

    Los Angeles International Airport

    19:42

    LAX

    3h 5m

    Nonstop

    00:47

    DFW

    S M T W T F S

  15. F92276

    Seattle-Tacoma International Airport

    12:19

    SEA

    2h 55m

    Nonstop

    15:14

    ONT

    S M T W T F S
    Search

  16. F94690

    Ontario International Airport

    08:17

    ONT

    3h 14m

    Nonstop

    13:31

    DFW

    S M T W T F S
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Seattle-Tacoma International Airport to Dallas Fort Worth International Airport Flights Info

Flight distance 2,670.47 km
Cheapest one-way ticket price US$68
Cheapest return ticket price US$179

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

  • How long is a flight from Seattle-Tacoma International Airport (SEA) to Dallas Fort Worth International Airport (DFW)?

    It takes around 4 hours 2 minutes to fly from Seattle-Tacoma International Airport (sea) to Dallas Fort Worth International Airport (dfw).
  • There are around 10 daily flights from Seattle-Tacoma International Airport (SEA) to Dallas Fort Worth International Airport (DFW).
  • Tickets cost around US$167 in October, making it the cheapest month to book. Seattle-Tacoma International Airport (SEA) to Dallas Fort Worth International Airport (DFW) is a popular route, so don't forget to book your tickets in advance.
  • 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 US$303 in August, the most expensive month to book this route.
  • The earliest flight departs from Seattle-Tacoma International Airport at 05:22 and arrives in Dallas Fort Worth International Airport at 11:19.
  • The latest flight departs from Seattle-Tacoma International Airport at 18:03 and arrives in Dallas Fort Worth International Airport at 23:59.
    • The distance from Dallas Fort Worth International Airport to downtown is about 25 km, by taxi about 40 minutes.
    • The distance from Dallas Love Field to downtown is about 8 km, by taxi about 20 minutes.
  • The closest airport to Dallas Fort Worth International Airport (DFW) is Dallas Love Field. The distance is around 18 km.
  • American Airlines is a very popular airline operating an average of 9939 flights per month.

Popular Destinations

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to 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 based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.