Seattle

$147+ Cheap flights from Dallas/Fort Worth (DFW) to Seattle (SEA)

DFW — SEA
Dec 11 — Dec 181
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Find cheap flights from Dallas/Fort Worth to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Dallas/Fort Worth to Seattle/Tacoma Intl are usually found in January or February, booked 29 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from Dallas/Fort Worth to Seattle

Cheapest flights from Dallas/Fort Worth to Seattle

Wed 12/25:57 pm -
Nonstop4h 38m
Wed 12/96:03 pm -
1 stop14h 52m
Deal found 11/11$269
Sat 12/511:23 am -
1 stop6h 20m
Fri 12/114:58 pm -
1 stop24h 32m
Deal found 11/9$270
Thu 12/106:00 am -
1 stop16h 04m
Sun 12/131:36 pm -
1 stop9h 05m
Deal found 11/9$271
Mon 12/711:23 am -
1 stop6h 20m
Mon 12/148:56 pm -
1 stop6h 40m
Deal found 11/7$272
Tue 12/18:35 pm -
1 stop21h 05m
Wed 12/94:58 pm -
1 stop24h 32m
Deal found 11/11$274
Wed 12/28:35 pm -
2 stops25h 27m
Wed 12/94:58 pm -
2 stops10h 32m
Deal found 11/11$275
Tue 12/18:35 pm -
1 stop21h 05m
Thu 12/39:07 pm -
1 stop11h 48m
Deal found 11/6$276
Thu 12/35:00 pm -
Nonstop4h 35m
Wed 12/94:58 pm -
1 stop28h 41m
Deal found 11/8$277
Wed 12/97:28 am -
1 stop10h 15m
Wed 12/164:58 pm -
2 stops10h 38m
Deal found 11/7$278
Sat 12/511:23 am -
1 stop6h 20m
Thu 12/109:09 pm -
1 stop11h 46m
Deal found 11/9$279
Tue 12/158:35 pm -
1 stop21h 08m
Wed 12/301:37 pm -
1 stop8h 41m
Deal found 11/9$280

Find flight deals from Dallas/Fort Worth to Seattle

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$269
(Cheapflightsfares)

One-way from

$147
(Super.com)

Popular in

July

Cheapest in

January

Average price

$386

Good round-trip deal

$376 or less

Good one-way deal

$251 or less
Provider with most accurate pricing for Dallas/Fort Worth-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Dallas/Fort Worth-Seattle/Tacoma Intl flights.
From Dallas/Fort Worth to Seattle/Tacoma Intl
One-way flight from Dallas/Fort Worth to Seattle/Tacoma Intl
Highest demand for flights based on searches. 14% potential increase in price ($60 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Dallas/Fort Worth to Seattle/Tacoma Intl.
Price to beat on a one-way flight from Dallas/Fort Worth to Seattle/Tacoma Intl.

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Sun 12/6

6:20 am-9:04 am

Nonstop4h 44m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$154
Quickest round-trip

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Thu 12/3

5:00 pm-7:35 pm

Nonstop4h 35m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$154

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Sat 12/5

6:20 am-9:04 am

Nonstop4h 44m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$154

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Wed 12/16

6:20 am-9:04 am

Nonstop4h 44m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$154

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Wed 12/2

7:00 am-2:23 pm

1 stop9h 23m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$164

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Fri 12/4

2:35 pm-6:47 pm

1 stop6h 12m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$164

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Sat 12/5

9:50 am-6:24 pm

2 stops10h 34m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$169

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Fri 12/11

6:14 pm-12:05 am

1 stop7h 51m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$186

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Thu 12/24

6:10 am-8:54 am

Nonstop4h 44m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$194

DallasSeattle

DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl

DFWSEA

Dallas/Fort Worth

Thu 12/31

6:10 am-8:54 am

Nonstop4h 44m

Seattle/Tacoma Intl

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 21 resultsSorted by cheapest first
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Compare providers for flights from Dallas/Fort Worth to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dallas/Fort Worth to Seattle in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dallas/Fort Worth Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dallas/Fort Worth Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dallas/Fort Worth to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Dallas/Fort Worth with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Dallas/Fort Worth Airport to Seattle

How far ahead should I book a flight from Dallas/Fort Worth Airport to Seattle?

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of $274). Flying from Dallas/Fort Worth Airport to Seattle in July is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to SEA?

It’s optimal to fly from Dallas/Fort Worth Airport to Seattle in the afternoon. By choosing this option you can save up to 5% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Dallas/Fort Worth Airport to Seattle?

Travelers seeking maximum savings on their Dallas/Fort Worth Airport to Seattle flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Dallas/Fort Worth Airport to Seattle?

Airfare is below average for this route at the moment.

Dallas/Fort Worth Airport to Seattle flights typically cost between $303 and $471 in December.
The cheapest round-trip price found within the last 5 days was $269 on Frontier (Dec 8-Dec 10).

The best insider tips for Dallas/Fort Worth Airport to Seattle flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas/Fort Worth Airport to Seattle trip
Our travel experts
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Chris Dong

Chris Dong

Expert on DFW

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Dallas/Fort Worth Airport to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Patricia,Oct 2026

DAL - TPA

I love flying southwest, Both flights were packed full full - so not room for all carry one and bags had to be checked but still good flights.

Related info for your journey

  • What airport do you fly into for flights to Seattle from Dallas/Fort Worth?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Dallas/Fort Worth to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Dallas/Fort Worth; the airport handles an average of 33 inbound flights from Dallas/Fort Worth per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Seattle airport from Dallas/Fort Worth. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • How long is the flight from Dallas/Fort Worth Airport to Seattle?

    There are many flights that can get you from Dallas/Fort Worth Airport to Seattle in 4h 41m. Fly via Alaska Airlines or Delta to get the fastest option. There are 1657 mi between Dallas/Fort Worth Airport and Seattle. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Dallas/Fort Worth Airport to Seattle round-trip?

    According to our current data, Frontier ($131), Delta ($196), and Southwest ($198) offers the cheapest pricing from Dallas/Fort Worth Airport to Seattle. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Seattle one-way?

    The cheapest airlines for a one-way flight from Dallas/Fort Worth Airport to Seattle are Frontier ($80), American Airlines ($118), and Delta ($118).

  • What are the most reliable airlines from Dallas/Fort Worth Airport to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas/Fort Worth Airport to Seattle on time: Air France (100%), Korean Air (92%), Scandinavian Airlines (91%).

  • What are the cheapest flights from Dallas/Fort Worth Airport to Seattle?

    On average you can expect to pay $1,300 for a flight from Dallas/Fort Worth Airport to Seattle. The cheapest flight overall is $153 while the most popular route, (Dallas/Fort Worth - Seattle/Tacoma Intl) is currently priced at $282.

  • Can I find deals for flights from Dallas/Fort Worth to Seattle that include hotel bookings?

    Yes. In addition to deals on Dallas/Fort Worth to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dallas/Fort Worth to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Seattle.

  • Can I find deals for business class flights from Dallas/Fort Worth to Seattle?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of $274). Flying from Dallas/Fort Worth Airport to Seattle in July is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Renton
Lacey
Leavenworth
Tacoma
Tukwila
Snoqualmie
Puyallup
Lynnwood
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Olympia
Centralia
Lakewood
Poulsbo
Marysville
Shoreline

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Dallas/Fort Worth to Seattle

AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$131Average$282FlexibilityNo cancel feeOn-time62%
DeltaCheapest$196Average$388FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$198Average$388FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$216Average$511FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$217Average$406FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$218Average$429FlexibilityNo cancel feeOn-time71%
Hawaiian AirlinesCheapest$316Average$426FlexibilityNo cancel feeOn-time85%

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