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CA $237 Cheap Flights from Seattle (SEA) to Dallas (DFW)

View CA $237 flight on Tue, Aug 18, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Dallas-Fort Worth International Airport (DFW)

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Cheap flights from Seattle (SEA) to Dallas (DFW)

Prices were available within the past 7 days and start at CA $237 for one-way flights and CA $474 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 11 - Tue, Aug 25
SEA
Seattle
DFW
Dallas
CA $474 Roundtrip, found 6 days ago
CA $474
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Aug 11 from Seattle to Dallas, returning Tue, Aug 25, priced at CA $474 found 6 days ago
Alaska Airlines
Tue, Aug 18 - Tue, Aug 25
SEA
Seattle
DFW
Dallas
CA $480 Roundtrip, found 3 days ago
CA $480
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 18 from Seattle to Dallas, returning Tue, Aug 25, priced at CA $480 found 3 days ago
American Airlines
Wed, Aug 26 - Mon, Aug 31
SEA
Seattle
DFW
Dallas
CA $481 Roundtrip, found 2 hours ago
CA $481
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Wed, Aug 26 from Seattle to Dallas, returning Mon, Aug 31, priced at CA $481 found 2 hours ago
Delta
Thu, Aug 6 - Thu, Aug 13
SEA
Seattle
DFW
Dallas
CA $484 Roundtrip, just found
CA $484
Roundtrip
just found
Select Delta flight, departing Thu, Aug 6 from Seattle to Dallas, returning Thu, Aug 13, priced at CA $484 just found
American Airlines
Thu, Sep 17 - Mon, Sep 21
SEA
Seattle
DFW
Dallas
CA $485 Roundtrip, found 2 days ago
CA $485
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Sep 17 from Seattle to Dallas, returning Mon, Sep 21, priced at CA $485 found 2 days ago
American Airlines
Tue, Aug 11 - Tue, Aug 25
SEA
Seattle
DFW
Dallas
CA $488 Roundtrip, found 6 days ago
CA $488
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Aug 11 from Seattle to Dallas, returning Tue, Aug 25, priced at CA $488 found 6 days ago
American Airlines
Tue, Aug 11 - Tue, Aug 25
SEA
Seattle
DFW
Dallas
CA $488 Roundtrip, found 6 days ago
CA $488
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Aug 11 from Seattle to Dallas, returning Tue, Aug 25, priced at CA $488 found 6 days ago
Alaska Airlines
Tue, Sep 8 - Sat, Sep 12
SEA
Seattle
DFW
Dallas
CA $491 Roundtrip, found 5 days ago
CA $491
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Sep 8 from Seattle to Dallas, returning Sat, Sep 12, priced at CA $491 found 5 days ago
United
Wed, Oct 7 - Mon, Oct 12
SEA
Seattle
DFW
Dallas
CA $562 Roundtrip, found 1 day ago
CA $562
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 7 from Seattle to Dallas, returning Mon, Oct 12, priced at CA $562 found 1 day ago
Sun Country Airlines
Thu, Oct 15 - Sun, Oct 18
SEA
Seattle
DFW
Dallas
CA $714 Roundtrip, found 3 days ago
CA $714
Roundtrip
found 3 days ago
Select Sun Country Airlines flight, departing Thu, Oct 15 from Seattle to Dallas, returning Sun, Oct 18, priced at CA $714 found 3 days ago

Alternative airports near Dallas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Love Field DAL. Closest option available. Average driving time to city centre is 10 minutes. Flights from CA $737
DAL
Love Field
Closest
Average driving time to city centre10 min
Flights from CA $737

Frequently asked questions

How much does a flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) cost?
One-way flights typically cost between £162 and £685 and return flights often range between £162 and £685. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
January is typically the cheapest month to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), with average return fares of approximately £209. This is about 16% lower than the average price throughout the year. January often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other cheap months to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) include February and March.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Enter SEA to DFW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
To find a cheap flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The best airline to fly with from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW) will differ from traveller to traveller. If you like to fly early, AA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. AS offers the most daily flights from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
When looking for the best time to fly from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW), it's all about balancing price and availability. Based on booking data from the past year, you'll find the cheapest flights in January and February, with average return fares around £209. While May and April are the most popular months for travel, offering plenty of flight options, they might not be the absolute cheapest. If you're flexible, aiming for January or February can save you money, while May and April ensure you have a wide selection of flights to choose from.*Prices based on flights available on Expedia in the last year.
How many flights per day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
If you're flying from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW), you'll find approximately 11 nonstop flights per day. For even more choice, look at flights that include layovers, as there are around 79 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Denver Intl. (DEN), and Sky Harbor Intl. (PHX).
What is the earliest flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The earliest flight from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW) typically departs at approximately 12:05 AM local time, operated by American Airlines. This is a seasonal service active in February. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
You'll typically find the most flights from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW) on a Friday, with around 90 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Alaska Airlines, United Airlines, and American Airlines. Friday offers notably more flight options compared to other days of the week.
What are the most popular departure times for flights from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
The most popular departure times for flights from Seattle - Tacoma Intl. (SEA) to Dallas-Fort Worth Intl. (DFW) are in the early morning, from 6am to 9am. Approximately 25% of passengers prefer this time window. Many major carriers, including United Airlines, American Airlines and Southwest Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day, arriving at your destination with plenty of time left.
How long does it take to fly from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Direct flights from SEA to DFW usually take about 4 hours, traveling roughly 1,657 miles. If you opt for a connecting flight, expect to add around 5 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
Select the "Business class" and "First class" filters when looking for SEA to DFW flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight with Expedia?
It's easy to earn miles on a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Dallas from Seattle - Tacoma Intl. (SEA)?
When traveling from Seattle - Tacoma Intl. (SEA) to Dallas, you can fly into Dallas-Fort Worth Intl. (DFW) and Love Field (DAL). Some flights may connect through major hubs like Harry Reid Intl. (LAS), Denver Intl. (DEN), San Francisco Intl. (SFO) before reaching Dallas. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) at the last minute?
Typically, booking a last minute flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package?
Securing a Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.)?
If you booked your Seattle, WA (SEA-Seattle - Tacoma Intl.) to Dallas, TX (DFW-Dallas-Fort Worth Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Dallas-Fort Worth Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Sun Country Airlines, United
Roundtrip price
CA $468
Distance
2651 km
Average flight time
5 hours 59 mins

Book with confidence

Seattle to Dallas Flights

The easy way to book your flights from Seattle to Dallas 

With Expedia, it’s simple to find and book flights to Dallas from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Dallas-Fort Worth Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Dallas today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Dallas-Fort Worth Intl., DFW 

Sort your search results by price to find great deals on your flight from Seattle to Dallas—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dallas from Seattle currently is just CA $474 rising to CA $714.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Dallas  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Dallas from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Dallas with Expedia today.

Seattle to Dallas Flights

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