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$98+ Cheap flights from Seattle (SEA) to Dallas/Fort Worth (DFW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DFW
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Dallas/Fort Worth are usually found in September or October, booked 58 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Seattle to Dallas/Fort Worth

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Dallas/Fort Worth (DFW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated julio 3, 2025.

Round-trip from

$182
(Cheapflightsfares)

One-way from

$98
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$299

Good round-trip deal

$333 or less

Good one-way deal

$162 or less
From Seattle/Tacoma Intl to Dallas/Fort Worth
Search Deals
One-way flight from Seattle/Tacoma Intl to Dallas/Fort Worth
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Dallas/Fort Worth.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Dallas/Fort Worth.
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Find flight deals from Seattle to Dallas/Fort Worth

Cheapest flights from Seattle to Dallas/Fort Worth
Explore the most affordable flight options available from Seattle to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:00 amSEA - DFW
1 stop15h 54mFrontier
lun. 10/206:00 amDFW - SEA
Nonstop4h 29mFrontier
Deal found 7/1$180
This Kiwi.com deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/136:00 amSEA - DFW
Nonstop4h 00mMultiple Airlines
lun. 8/186:10 amDFW - SEA
Nonstop4h 24mMultiple Airlines
Deal found 7/2$186
This Hawaiian Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/301:40 pmSEA - DFW
Nonstop3h 56mHawaiian Airlines
mié. 8/68:36 pmDFW - SEA
Nonstop4h 23mHawaiian Airlines
Deal found 7/2$215
This Alaska Airlines deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/151:37 pmSEA - DFW
Nonstop3h 59mAlaska Airlines
mar. 10/218:39 pmDFW - SEA
Nonstop4h 20mAlaska Airlines
Deal found 7/1$219
This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/225:30 pmSEA - DFW
1 stop15h 08mSpirit Airlines
mar. 7/2911:46 amDFW - SEA
1 stop6h 39mSpirit Airlines
Deal found 7/1$225
This American Airlines deal was found by Cheapflights users on 7/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/305:15 amSEA - DFW
Nonstop3h 57mAmerican Airlines
mié. 8/67:05 amDFW - SEA
Nonstop4h 16mAmerican Airlines
Deal found 7/3$229

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Dallas/Fort Worth that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
Use the filters below to find and compare flights from Seattle to Dallas/Fort Worth Airport that are best for you.

Fly from

Seattle

Fly to

Dallas/Fort Worth

Route

Depart

Return

Price

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

vie. 8/1

9:29 am-3:20 pm

Nonstop3h 51m

Dallas/Fort Worth

lun. 8/11

6:10 am-8:34 am

Nonstop4h 24m

$182

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

mié. 8/13

6:00 am-12:00 pm

Nonstop4h 00m

Dallas/Fort Worth

sáb. 8/23

7:30 am-11:45 am

1 stop6h 15m

$186

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

sáb. 8/30

6:00 am-12:02 pm

Nonstop4h 02m

Dallas/Fort Worth

mar. 9/2

8:20 am-10:40 am

Nonstop4h 20m

$199

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

mié. 9/3

5:50 pm-11:44 pm

Nonstop3h 54m

Dallas/Fort Worth

mar. 9/9

7:13 am-9:35 am

Nonstop4h 22m

$219

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

mar. 7/22

5:30 pm-10:38 am

1 stop15h 08m

Dallas/Fort Worth

lun. 7/28

10:45 pm-4:25 pm

1 stop19h 40m

$225

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

vie. 8/29

12:33 am-6:35 am

Nonstop4h 02m

Dallas/Fort Worth

mar. 9/2

4:32 pm-9:36 pm

1 stop7h 04m

$228

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

mié. 7/30

5:45 pm-11:51 pm

Nonstop4h 06m

Dallas/Fort Worth

mié. 8/13

7:05 am-9:21 am

Nonstop4h 16m

$229

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

vie. 8/29

6:17 am-11:09 am

1 stop26h 52m

$98

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

mar. 7/22

5:30 pm-10:38 am

1 stop15h 08m

$106

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

jue. 8/7

5:30 pm-5:54 am

1 stop10h 24m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 15 results
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The best insider tips for Seattle to Dallas/Fort Worth Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Dallas/Fort Worth Airport trip
Airlines
Alaska Airlines

Alaska Airlines offers Wi-Fi for a flat fee, ideal for business travelers needing to work.


Alaska's MileagePlan awards miles based on distance, not ticket price, offering great value.

Read more about Alaska Airlinesby Robert Schrader
Frontier

Frontier offers low fares but charges for extras like carry-on bags and seat selection.


Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.

Read more about Frontierby Marisa Garcia
Airports
SEA

Plan to arrive at SEA at least two hours before your flight due to potentially long security lines, especially during peak travel periods.

Read more about SEAby Brandon Schultz
DFW

Use the DART Orange Line to travel from downtown Dallas to DFW, with a convenient station at Terminal A.

Read more about DFWby Chris Dong
Our travel experts
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

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.

Read more
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

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.

Read more
Chris Dong

Chris Dong

Expert on DFW

Chris Dong

Chris Dong

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.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

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.

Read more

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

Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Dallas/Fort Worth. Price data was last updated on June 27, 2025.

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Dallas/Fort Worth Airport. 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 Seattle to Dallas/Fort Worth Airport?

Currently, August is the cheapest month in which you can book a flight from Seattle to Dallas/Fort Worth Airport (average of $216). Flying from Seattle to Dallas/Fort Worth Airport in March is currently the most expensive (average of $295). 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 SEA to DFW?

Find hourly flight availability from Seattle to Dallas/Fort Worth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 3, 2025.

One of the essential ways to save on airfare from Seattle to Dallas/Fort Worth Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 44% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Dallas/Fort Worth. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their Seattle to Dallas/Fort Worth Airport flight should consider departing on Thursday afternoons 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.

Weekly flight availability from Seattle to Dallas/Fort Worth Airport

Explore weekly flight availability from Seattle to Dallas/Fort Worth. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated julio 3, 2025.

The most flights from SEA to DFW are scheduled on a Wednesday (67 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (17 on average).

Reviews of airlines servicing Dallas/Fort Worth

Get insights into the airlines that provide service to Dallas/Fort Worth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas/Fort Worth. Reviews last updated julio 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Dallas/Fort Worth Airport. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.8
Good
2,545 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Dallas/Fort Worth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    For a flight from Seattle to Dallas/Fort Worth, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 36 outbound flights to Dallas/Fort Worth per day. 8 airlines have flights to Dallas/Fort Worth from Seattle/Tacoma Intl on a regular basis.

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

    According to our current data, Frontier ($182), Hawaiian Airlines ($215), and Spirit Airlines ($225) offers the cheapest pricing from Seattle to Dallas/Fort Worth Airport. You may be able to fly from Seattle to Dallas/Fort Worth Airport for 35% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $98 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $106 and Hawaiian Airlines from $110 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to Dallas/Fort Worth Airport consider choosing Delta (76%), KLM (75%) or Cathay Pacific (68%) as they are the most reliable in getting you off to your destination on time.

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

    While on average a flight from Seattle to Dallas/Fort Worth Airport is generally $833, our data shows the cheapest flight currently is $121. When looking at the most popular route, (Seattle/Tacoma Intl - Dallas/Fort Worth), you can expect to pay $166 for that flight.

  • Where are the most common layover locations when flying from Seattle to Dallas/Fort Worth Airport?

    Of the flights from Seattle to Dallas/Fort Worth Airport that have layovers, most of them stop in Las Vegas.

  • What are some popular things to do or see while on a layover in Las Vegas?

    The majority of Las Vegas visitors spend their time at Fremont Street Experience, The Colosseum at Caesars Palace, and Fountains of Bellagio. Fremont Street Experience, The Colosseum at Caesars Palace, and Fountains of Bellagio can be visited by traveling about 5.9 mi, 2.6 mi, and 2.3 mi respectively from Las Vegas Harry Reid Intl. Those landing in Las Vegas looking to spend some time exploring during their layover can rent a car for about $54 per day.

  • Where are the least popular layover locations for Seattle to Dallas/Fort Worth Airport flights?

    The least popular layover on flights from Seattle to Dallas/Fort Worth Airport is Denver.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Dallas/Fort Worth 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 Seattle to Dallas/Fort Worth Airport?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Dallas/Fort Worth Airport (average of $216). Flying from Seattle to Dallas/Fort Worth Airport in March is currently the most expensive (average of $295). 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
Fort Worth
Arlington
Richardson
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Top 8 airlines flying from Seattle to Dallas/Fort Worth

Discover the top 8 airlines that operate flights from Seattle to Dallas/Fort Worth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$74Average$180FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$94Average$206FlexibilityNo cancel feeOn-time65%
DeltaCheapest$131Average$259FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$136Average$280FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$178Average$332FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$180Average$327FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$252Average$316FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$254Average$503FlexibilityNo cancel feeOn-time69%

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