Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Seattle to Dallas/Fort Worth Airport from C$ 129

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DFW
25 Jan — 1 Feb1
1 adult

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 Wednesday or Friday and return on a Wednesday

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 20 January 2025.

Round-trip from

C$ 201

One-way from

C$ 129

Popular in

May

Cheapest in

September

Average price

C$ 372
Frontier
  • Frontier
  • 30/4-4/5
  • 2 total stops
  • 53h 31m total
  • Seattle to Dallas
Search Deals
Delta
  • Delta
  • 18/3
  • Nonstop
  • 3h 55m total
  • Seattle to Dallas
Search Deals
High demand for flights, 18% potential price rise
Search Deals
Best time to find cheap flights, 3% potential price drop
Search Deals
Average for round-trip flights in January 2025
Search Deals

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 20 January 2025.

Wed 30/46:00 a.m.SEA - DFW
1 stop24h 34mFrontier
Sun 4/59:47 p.m.DFW - SEA
1 stop28h 57mFrontier
Deal found 18/1C$ 201
Tue 1/45:45 p.m.SEA - DFW
Nonstop3h 55mDelta
Wed 9/44:12 p.m.DFW - SEA
Nonstop4h 30mDelta
Deal found 19/1C$ 213
Wed 5/310:57 a.m.SEA - DFW
Nonstop3h 54mAlaska Airlines
Wed 12/38:00 a.m.DFW - SEA
Nonstop4h 30mAlaska Airlines
Deal found 19/1C$ 227
Wed 30/410:22 a.m.SEA - DFW
Nonstop3h 54mAmerican Airlines
Sun 4/510:30 p.m.DFW - SEA
Nonstop4h 22mAmerican Airlines
Deal found 18/1C$ 301
Sun 16/26:04 p.m.SEA - DFW
Nonstop3h 54mMultiple Airlines
Thu 20/210:19 a.m.DFW - SEA
1 stop8h 24mMultiple Airlines
Deal found 19/1C$ 355
Fri 7/25:00 a.m.SEA - DFW
1 stop5h 46mUnited Airlines
Sun 9/25:05 a.m.DFW - SEA
2 stops10h 55mUnited Airlines
Deal found 20/1C$ 413
Fri 18/46:00 a.m.SEA - DFW
1 stop16h 22mSpirit Airlines
Sun 20/42:35 p.m.DFW - SEA
1 stop10h 35mSpirit Airlines
Deal found 18/1C$ 414
Thu 12/611:59 p.m.SEA - DFW
1 stop9h 04mSun Country Air
Mon 16/63:25 p.m.DFW - SEA
1 stop21h 43mSun Country Air
Deal found 19/1C$ 536

Find flights from Seattle to Dallas/Fort Worth within your budget

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 629,999 searches. Data last updated 20 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Wed 30/4

6:00 a.m.-8:34 a.m.

1 stop24h 34m

Dallas/Fort Worth

Sun 4/5

9:47 p.m.-12:44 a.m.

1 stop28h 57m

C$ 201

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Tue 1/4

5:45 p.m.-11:40 p.m.

Nonstop3h 55m

Dallas/Fort Worth

Wed 9/4

4:12 p.m.-6:42 p.m.

Nonstop4h 30m

C$ 213

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Wed 5/3

10:57 a.m.-4:51 p.m.

Nonstop3h 54m

Dallas/Fort Worth

Wed 12/3

8:00 a.m.-10:30 a.m.

Nonstop4h 30m

C$ 227

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Wed 30/4

10:22 a.m.-4:16 p.m.

Nonstop3h 54m

Dallas/Fort Worth

Sun 4/5

10:30 p.m.-12:52 a.m.

Nonstop4h 22m

C$ 301

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Sun 16/2

6:04 p.m.-11:58 p.m.

Nonstop3h 54m

Dallas/Fort Worth

Thu 20/2

10:19 a.m.-4:43 p.m.

1 stop8h 24m

C$ 355

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 7/2

5:00 a.m.-12:46 p.m.

1 stop5h 46m

Dallas/Fort Worth

Sun 9/2

5:05 a.m.-2:00 p.m.

2 stops10h 55m

C$ 413

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Fri 18/4

6:00 a.m.-12:22 a.m.

1 stop16h 22m

Dallas/Fort Worth

Sun 20/4

2:35 p.m.-11:10 p.m.

1 stop10h 35m

C$ 414

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Thu 12/6

11:59 p.m.-11:03 a.m.

1 stop9h 04m

Dallas/Fort Worth

Mon 16/6

3:25 p.m.-11:08 a.m.

1 stop21h 43m

C$ 536

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Tue 18/3

5:45 p.m.-11:40 p.m.

Nonstop3h 55m

C$ 129

SeattleDallas

SEA - DFW

SEADFW

Seattle/Tacoma Intl

Tue 6/5

6:03 p.m.-11:59 p.m.

Nonstop3h 56m

C$ 143

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

Showing 1-10 of 12 results
1
2

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.

Travel insights for flights from Seattle to Dallas/Fort Worth

Get recent, data-driven insights about flights from Seattle to Dallas/Fort Worth including ideal travel times, pricing trends, and more.

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 17 January 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, July is the cheapest month in which you can book a flight from Seattle to Dallas/Fort Worth Airport (average of C$ 472). Flying from Seattle to Dallas/Fort Worth Airport in May is currently the most expensive (average of C$ 602). 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 20 January 2025.

It’s typically best to fly out from Seattle to Dallas/Fort Worth Airport at noon. Doing so could potentially save you 68% on the flight price compared to flying in the evening, which is usually more expensive.

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 20 January 2025.

The most flights from SEA to DFW are scheduled on a Friday (55 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (41 on average).

Rainfall in Dallas/Fort Worth by month

Plan your trip to Dallas/Fort Worth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dallas/Fort Worth Airport ranges from 48.0 - 125.0 mm per month. May is typically the wettest month, when rainfall can reach 125.0 mm. August is typically the driest time to visit Dallas/Fort Worth Airport when rainfall is around 48.0 mm.

Temperature in Dallas/Fort Worth by month

Plan your trip to Dallas/Fort Worth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dallas/Fort Worth Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 8.0 C).

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 20 January 2025.
Read through reviews of airlines operating flights from Seattle to Dallas, such as Delta, Alaska Airlines and United Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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

Alaska Airlines
8.0
Very good
9,696 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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

United Airlines
7.4
Good
8,982 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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

Sun Country Air
7.0
Good
384 reviews
Alaska Airlines
8.0
Very good
9,696 reviews
Check prices

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 10

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?

    If you book a flight to Dallas/Fort Worth from Seattle, you will be flying from Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 18.4 km from the centre of Seattle. There are 46 flights from Seattle/Tacoma Intl to Dallas/Fort Worth per day from 4 different airlines.

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

    Flying on Frontier is currently your cheapest option to Dallas/Fort Worth Airport, with prices starting at C$ 201. Additional round-trip tickets that might be worth considering are offered by Delta and Alaska Airlines, with the lowest prices starting at C$ 213 and C$ 227, respectively. You may be able to fly from Seattle to Dallas/Fort Worth Airport for 54% 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?

    The cheapest airlines for a one-way flight from Seattle to Dallas/Fort Worth Airport are Delta (C$ 129), Alaska Airlines (C$ 143), and United Airlines (C$ 165).

  • 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 Air France (100%), Qantas Airways (88%) or Iberia (88%) 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?

    On average you can expect to pay C$ 406 for a flight from Seattle to Dallas/Fort Worth Airport. The cheapest flight overall is C$ 142 while the most popular route, (Seattle/Tacoma Intl - Dallas/Fort Worth) is currently priced at C$ 204.

  • 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, July is the cheapest month in which you can book a flight from Seattle to Dallas/Fort Worth Airport (average of C$ 472). Flying from Seattle to Dallas/Fort Worth Airport in May is currently the most expensive (average of C$ 602). 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

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Richardson
Canton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Dallas/Fort Worth

See prices for flight routes from nearby airports that may be better suited for you.
Bellingham to Dallas/Fort Worth flights

Top 4 airlines flying from Seattle to Dallas/Fort Worth

Discover the top 4 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 629,999 searches. Data last updated 20 January 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 140AverageC$ 259FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 157AverageC$ 329FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 189AverageC$ 413FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Alaska AirlinesCheapestC$ 251AverageC$ 460FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Dallas/Fort Worth?

Deals for Seattle to Dallas/Fort Worth flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Dallas/Fort Worth?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Seattle to Dallas/Fort Worth for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Seattle to Dallas/Fort Worth with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Seattle to Dallas/Fort Worth flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Seattle to Dallas/Fort Worth become cheaper?

Of course! You can now track prices for flights from Seattle to Dallas/Fort Worth and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.