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Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport over the next 90 days, with one-way fares from BRL 458 and round-trip from BRL 641. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        DFW 6:03 AM
        4h 26m
        Nonstop
        SEA 8:29 AM
        Dallas - Seattle | Mon, Oct 19 | Alaska Airlines
        SEA 12:24 AM
        3h 56m
        Nonstop
        DFW 6:20 AM
        Seattle - Dallas | Sun, Oct 25 | Alaska Airlines
        BRL 1,189 BRL 3,529
        66% off
        66% off
        BRL 3,529 BRL 1,189
      • DFW 6:03 AM
        4h 26m
        Nonstop
        SEA 8:29 AM
        Dallas - Seattle | Wed, Oct 21 | Alaska Airlines
        SEA 12:21 PM
        4h 12m
        Nonstop
        DFW 6:33 PM
        Seattle - Dallas | Wed, Oct 28 | Alaska Airlines
        BRL 1,191 BRL 3,529
        66% off
        66% off
        BRL 3,529 BRL 1,191
      • DFW 8:27 PM
        20h 45m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Mon, Oct 19 | Frontier Airlines
        SEA 4:27 PM
        5h 49m
        1 stop
        DFW 12:16 AM
        Seattle - Dallas | Wed, Oct 21 | Frontier Airlines
        BRL 641 BRL 3,529
        82% off
        82% off
        BRL 3,529 BRL 641
      • DFW 10:45 AM
        6h 27m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Mon, Nov 9 | Frontier Airlines
        SEA 4:27 PM
        5h 51m
        1 stop
        DFW 12:18 AM
        Seattle - Dallas | Sat, Nov 14 | Frontier Airlines
        BRL 821
        77% off
        BRL 3,529 BRL 821
      • DFW 5:30 AM
        7h 29m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Wed, Nov 18 | Frontier Airlines
        SEA 4:37 PM
        5h 47m
        1 stop
        DFW 12:24 AM
        Seattle - Dallas | Sun, Nov 22 | Frontier Airlines
        BRL 831
        76% off
        BRL 3,529 BRL 831
      • DFW 10:02 AM
        7h 10m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Sat, Oct 24 | Frontier Airlines
        SEA 9:16 PM
        6h 2m
        1 stop
        DFW 5:18 AM
        Seattle - Dallas | Mon, Oct 26 | Frontier Airlines
        BRL 833
        76% off
        BRL 3,529 BRL 833
      • DFW 7:00 AM
        10h 12m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Fri, Oct 30 | Frontier Airlines
        SEA 4:27 PM
        5h 50m
        1 stop
        DFW 12:17 AM
        Seattle - Dallas | Fri, Nov 6 | Frontier Airlines
        BRL 872
        75% off
        BRL 3,529 BRL 872
      • DFW 5:49 PM
        19h 10m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Mon, Oct 26 | Frontier Airlines
        SEA 4:27 PM
        5h 50m
        1 stop
        DFW 12:17 AM
        Seattle - Dallas | Mon, Nov 2 | Frontier Airlines
        BRL 893
        75% off
        BRL 3,529 BRL 893
      • DFW 7:00 AM
        10h 12m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Fri, Oct 23 | Frontier Airlines
        SEA 4:27 PM
        19h 17m
        1 stop
        DFW 1:44 PM
        Seattle - Dallas | Fri, Oct 30 | Frontier Airlines
        BRL 980
        72% off
        BRL 3,529 BRL 980
      • DFW 8:27 PM
        20h 45m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Tue, Oct 27 | Frontier Airlines
        SEA 9:13 PM
        13h 56m
        1 stop
        DFW 1:09 PM
        Seattle - Dallas | Mon, Nov 2 | Frontier Airlines
        BRL 1,071
        70% off
        BRL 3,529 BRL 1,071
      • DFW 7:28 AM
        10h 12m
        1 stop
        SEA 3:40 PM
        Dallas - Seattle | Wed, Dec 2 | Frontier Airlines
        SEA 9:53 PM
        20h 2m
        1 stop
        DFW 7:55 PM
        Seattle - Dallas | Thu, Dec 3 | Frontier Airlines
        BRL 1,088
        69% off
        BRL 3,529 BRL 1,088
      • DFW 10:03 PM
        13h 42m
        1 stop
        SEA 9:45 AM
        Dallas - Seattle | Wed, Nov 4 | Frontier Airlines
        SEA 4:27 PM
        5h 51m
        1 stop
        DFW 12:18 AM
        Seattle - Dallas | Sat, Nov 7 | Frontier Airlines
        BRL 1,414
        60% off
        BRL 3,529 BRL 1,414
      • DFW 8:27 PM
        20h 45m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Fri, Oct 16 | Frontier Airlines
        SEA 4:27 PM
        5h 49m
        1 stop
        DFW 12:16 AM
        Seattle - Dallas | Mon, Oct 19 | Frontier Airlines
        BRL 1,996
        43% off
        BRL 3,529 BRL 1,996
      • DFW 3:49 PM
        4h 23m
        Nonstop
        SEA 6:12 PM
        Dallas - Seattle | Fri, Oct 16 | Alaska Airlines
        SEA 4:27 PM
        5h 49m
        1 stop
        DFW 12:16 AM
        Seattle - Dallas | Mon, Oct 19 | Frontier Airlines
        BRL 2,576
        27% off
        BRL 3,529 BRL 2,576
      • DFW 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Dallas - Seattle | Thu, Oct 8 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        DFW 4:00 PM
        Seattle - Dallas | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        DFW 7:31 PM
        4h 29m
        Nonstop
        SEA 10:00 PM
        Dallas - Seattle | Sun, Nov 15 | Alaska Airlines
        BRL 575 BRL 881
        35% off
        35% off
        BRL 881 BRL 575
      • DFW 5:00 PM
        4h 34m
        Nonstop
        SEA 7:34 PM
        Dallas - Seattle | Sun, Nov 15 | Delta Air Lines
        BRL 579 BRL 881
        34% off
        34% off
        BRL 881 BRL 579
      • DFW 7:40 PM
        4h 31m
        Nonstop
        SEA 10:11 PM
        Dallas - Seattle | Sun, Nov 15 | American Airlines
        BRL 606 BRL 881
        31% off
        31% off
        BRL 881 BRL 606
      • DFW 5:00 PM
        4h 30m
        Nonstop
        SEA 7:30 PM
        Dallas - Seattle | Tue, Nov 3 | Delta Air Lines
        BRL 620
        30% off
        BRL 881 BRL 620
      • DFW 6:30 AM
        4h 28m
        Nonstop
        SEA 8:58 AM
        Dallas - Seattle | Thu, Nov 5 | Delta Air Lines
        BRL 620
        30% off
        BRL 881 BRL 620
      • DFW 5:30 AM
        7h 29m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Thu, Nov 12 | Frontier Airlines
        BRL 458
        48% off
        BRL 881 BRL 458
      • DFW 5:05 AM
        13h 1m
        1 stop
        SEA 4:06 PM
        Dallas - Seattle | Thu, Dec 3 | Frontier Airlines
        BRL 489
        44% off
        BRL 881 BRL 489
      • DFW 7:00 AM
        10h 12m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Thu, Nov 5 | Frontier Airlines
        BRL 495
        44% off
        BRL 881 BRL 495
      • DFW 8:30 AM
        28h 29m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Tue, Nov 3 | Frontier Airlines
        BRL 536
        39% off
        BRL 881 BRL 536
      • DFW 5:30 AM
        7h 29m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Wed, Nov 11 | Frontier Airlines
        BRL 614
        30% off
        BRL 881 BRL 614
      • DFW 5:30 AM
        7h 29m
        1 stop
        SEA 10:59 AM
        Dallas - Seattle | Sun, Nov 1 | Frontier Airlines
        BRL 615
        30% off
        BRL 881 BRL 615
      • DFW 8:27 PM
        20h 45m
        1 stop
        SEA 3:12 PM
        Dallas - Seattle | Fri, Nov 13 | Frontier Airlines
        BRL 643
        27% off
        BRL 881 BRL 643
      • DFW 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Dallas - Seattle | Thu, Oct 8 | Normal Airline
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Displayed flight fares from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport 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 Intl. Airport

What is the cheapest month for one-way flights from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport?

Data is based on average one-way flight prices from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport, the best time to buy is in March, with an average price of BRL 892. You’ll want to avoid July, when the average price can reach as high as BRL 1,466.

BRL 1,466
BRL 1,179
BRL 892
BRL 605
    Cheapest
  • BRL 932
    Oct
  • BRL 957
    Nov
  • BRL 1,253
    Dec
  • BRL 961
    Jan
  • BRL 1,099
    Feb
  • BRL 892
    Mar
  • BRL 992
    Apr
  • BRL 1,220
    May
  • BRL 1,418
    Jun
  • BRL 1,466
    Jul
  • BRL 1,334
    Aug
  • BRL 1,242
    Sep

What’s the cheapest month to fly round-trip from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport?

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

Based on Trip.com’s data from the past 12 months, November is typically the cheapest month to find flights from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport, with an average price of BRL 1,317. In contrast, January is usually the most expensive month, with average fares reaching BRL 2,543.

BRL 2,543
BRL 1,930
BRL 1,317
BRL 704
    Cheapest
  • BRL 1,389
    Oct
  • BRL 1,317
    Nov
  • BRL 1,975
    Dec
  • BRL 2,543
    Jan
  • BRL 2,334
    Feb
  • BRL 2,120
    Mar
  • BRL 1,466
    Apr
  • BRL 2,308
    May
  • BRL 2,459
    Jun
  • BRL 2,044
    Jul
  • BRL 2,065
    Aug
  • BRL 1,834
    Sep

What is the cheapest day of the week to fly from Dallas Fort Worth International Airport to Seattle Tacoma Intl. 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 Intl. 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 day to depart from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Thursday, as ticket prices are usually the highest that day.

BRL 1,347
BRL 1,170
BRL 993
BRL 816
  • BRL 1,126
    Mon
  • BRL 993
    Tue
  • BRL 1,035
    Wed
  • BRL 1,347
    Thu
  • BRL 1,275
    Fri
  • BRL 1,238
    Sat
  • BRL 1,278
    Sun

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

The cheapest airline flying from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport is Frontier Airlines (from BRL 458) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From BRL 458
Alaska Airlines
From BRL 575
Delta Air Lines
From BRL 579
American Airlines
From BRL 606
United Airlines
From BRL 872
Sun Country Airlines
From BRL 1,195

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What is the flight schedule from Dallas Fort Worth International Airport to Seattle Tacoma Intl. 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. DL804

    Dallas Fort Worth International Airport

    7:10 AM

    DFW

    4h 37m

    9:47 AM

    SEA

    S M T W T F S
    Search

  2. AS550

    Dallas Fort Worth International Airport

    7:34 PM

    DFW

    4h 28m

    10:02 PM

    SEA

    S - T W T - S
    Search

  3. DL803

    Dallas Fort Worth International Airport

    5:00 PM

    DFW

    4h 30m

    7:30 PM

    SEA

    S M T W T F S
    Search

  4. DL2800

    Dallas Fort Worth International Airport

    2:29 PM

    DFW

    2h 54m

    Nonstop

    4:23 PM

    SLC

    S M T W T F S
    Search

  5. DL871

    Salt Lake City International Airport

    5:10 PM

    SLC

    2h 20m

    Nonstop

    6:30 PM

    SEA

    S M T W T F S

  6. F91649

    Dallas Fort Worth International Airport

    5:30 AM

    DFW

    3h 7m

    Nonstop

    6:37 AM

    LAS

    S M T W T F S
    Search

  7. F92407

    Harry Reid Intl. Airport

    8:05 AM

    LAS

    2h 54m

    Nonstop

    10:59 AM

    SEA

    S M T W T - S

  8. F94963

    Dallas Fort Worth International Airport

    1:00 PM

    DFW

    3h 32m

    Nonstop

    2:32 PM

    LAX

    S M T W - F S
    Search

  9. F91177

    Los Angeles Intl. Airport

    5:38 PM

    LAX

    3h

    Nonstop

    8:38 PM

    SEA

    S M T W T F S

  10. DL1291

    Dallas Fort Worth International Airport

    8:00 AM

    DFW

    3h 2m

    Nonstop

    10:02 AM

    SLC

    S M T W T F S
    Search

  11. DL2921

    Salt Lake City International Airport

    1:20 PM

    SLC

    2h 23m

    Nonstop

    2:43 PM

    SEA

    S M T W T F S

  12. DL2800

    Dallas Fort Worth International Airport

    2:29 PM

    DFW

    2h 54m

    Nonstop

    4:23 PM

    SLC

    S M T W T F S
    Search

  13. DL2016

    Salt Lake City International Airport

    8:45 PM

    SLC

    2h 25m

    Nonstop

    10:10 PM

    SEA

    S M T W T F S

  14. F92549

    Dallas Fort Worth International Airport

    2:34 PM

    DFW

    2h 14m

    Nonstop

    3:48 PM

    DEN

    S M T W T F S
    Search

  15. F91175

    Denver International Airport

    1:07 PM

    DEN

    3h 5m

    Nonstop

    3:12 PM

    SEA

    S M T W T F S

  16. F93885

    Dallas Fort Worth International Airport

    10:03 PM

    DFW

    3h 1m

    Nonstop

    11:04 PM

    LAS

    S - - W T F S
    Search

  17. F92407

    Harry Reid Intl. Airport

    8:05 AM

    LAS

    2h 54m

    Nonstop

    10:59 AM

    SEA

    S M T W T - S
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About Dallas Fort Worth International Airport and Seattle Tacoma Intl. Airport

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

Flight distance 2,670.47 km
Cheapest one-way ticket price BRL 458
Cheapest return ticket price BRL 641

FAQs for Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport Flights

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

    Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport takes about 3 hours 48 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 12 daily flights from Dallas Fort Worth International Airport (DFW) to Seattle Tacoma Intl. Airport (SEA).
  • The earliest flight from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport departs at 06:20, and the last departs at 22:40, with about 17 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 Intl. Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around BRL 1,498 in October, the most expensive month to book this route.
  • The earliest flight departs from Dallas Fort Worth International Airport (DFW) at 06:00 and arrives in Seattle Tacoma Intl. Airport (SEA) at 08:22.
  • The latest flight departs from Dallas Fort Worth International Airport (DFW) at 21:27 and arrives in Seattle Tacoma Intl. Airport (SEA) at 00:02.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • 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 Intl. Airport currently start from BRL 458, and round-trip fares start from BRL 641. The current lowest fare is a Frontier Airlines flight departing on Thu, Nov 12; prices may vary depending on availability.
  • Yes. American Airlines, Alaska Airlines and Delta Air Lines operate direct flights from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport, with an average flight time of 3 hours 47 minutes, and around 97 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 Intl. Airport is BRL 1,167. Prices may vary depending on the departure date, airline, and availability.
  • Condor and Gol Linhas Aereas Inteligentes are the most popular budget airlines flying from Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport, with one-way fares starting from BRL 458. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Dallas Fort Worth International Airport to Seattle Tacoma Intl. Airport operates around 102 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 Intl. 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 estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, 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 were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled 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 check the customer support pages.