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CA $238 Cheap Flights from Dallas (DFW) to Seattle (SEA)

View CA $238 flight on Wed, Sep 2, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at CA $238 for one-way flights and CA $476 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Aug 19 - Tue, Aug 25
DFW
Dallas
SEA
Seattle
CA $476 Roundtrip, found 3 days ago
CA $476
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Aug 19 from Dallas to Seattle, returning Tue, Aug 25, priced at CA $476 found 3 days ago
Delta
Wed, Aug 19 - Tue, Aug 25
DFW
Dallas
SEA
Seattle
CA $476 Roundtrip, found 3 days ago
CA $476
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Aug 19 from Dallas to Seattle, returning Tue, Aug 25, priced at CA $476 found 3 days ago
Delta
Wed, Aug 19 - Tue, Aug 25
DFW
Dallas
SEA
Seattle
CA $480 Roundtrip, found 3 days ago
CA $480
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Aug 19 from Dallas to Seattle, returning Tue, Aug 25, priced at CA $480 found 3 days ago
American Airlines
Thu, Aug 20 - Sat, Aug 22
DFW
Dallas
SEA
Seattle
CA $481 Roundtrip, found 3 days ago
CA $481
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 20 from Dallas to Seattle, returning Sat, Aug 22, priced at CA $481 found 3 days ago
Delta
Thu, Aug 20 - Sat, Aug 22
DFW
Dallas
SEA
Seattle
CA $484 Roundtrip, found 3 days ago
CA $484
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Aug 20 from Dallas to Seattle, returning Sat, Aug 22, priced at CA $484 found 3 days ago
American Airlines
Wed, Aug 19 - Mon, Aug 24
DFW
Dallas
SEA
Seattle
CA $485 Roundtrip, found 2 days ago
CA $485
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Aug 19 from Dallas to Seattle, returning Mon, Aug 24, priced at CA $485 found 2 days ago
Alaska Airlines
Wed, Aug 19 - Mon, Aug 24
DFW
Dallas
SEA
Seattle
CA $488 Roundtrip, found 2 days ago
CA $488
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Aug 19 from Dallas to Seattle, returning Mon, Aug 24, priced at CA $488 found 2 days ago
American Airlines
Wed, Aug 19 - Tue, Aug 25
DFW
Dallas
SEA
Seattle
CA $490 Roundtrip, found 3 days ago
CA $490
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Aug 19 from Dallas to Seattle, returning Tue, Aug 25, priced at CA $490 found 3 days ago
United
Wed, Aug 19 - Tue, Aug 25
DFW
Dallas
SEA
Seattle
CA $646 Roundtrip, found 3 days ago
CA $646
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 19 from Dallas to Seattle, returning Tue, Aug 25, priced at CA $646 found 3 days ago
Sun Country Airlines
Wed, Nov 25 - Sun, Nov 29
DFW
Dallas
SEA
Seattle
CA $757 Roundtrip, found 10 hours ago
CA $757
Roundtrip
found 10 hours ago
Select Sun Country Airlines flight, departing Wed, Nov 25 from Dallas to Seattle, returning Sun, Nov 29, priced at CA $757 found 10 hours ago

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from CA $689
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from CA $689

Frequently asked questions

What is the cheapest month to fly from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
February is typically the cheapest month to fly from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA), with average return fares of approximately £201. This is about 19% lower than the average price throughout the year. February often sees lower prices because it falls outside of peak holiday seasons, when demand for travel tends to decrease. Other cheap months to fly from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA) include January and April.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Enter DFW to SEA and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
To find a cheap flight from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The best airline to fly with from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) will differ from traveller to traveller. If you like to fly early, DL offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. AA offers the most daily flights from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.), 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
When looking for the best time to fly from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA), it's helpful to consider both price and popularity. Based on booking data from the past year, the cheapest months to fly are typically January and February, with average return flights around £201. However, the most popular months for this route are July and August, which means you'll find plenty of flight options during these times. If you're prioritizing savings, aim for early in the year, but if you prefer more choice and don't mind potentially higher fares, mid-summer is when most people travel.*Prices based on flights available on Expedia in the last year.
How many flights per day from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
There are approximately 11 nonstop flights per day from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA). For even more choice, look at flights that include layovers, as there are around 132 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Denver Intl. (DEN), and San Francisco Intl. (SFO).
What is the earliest flight from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The earliest flight from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in March. 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you're flying from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA), you'll typically find the most flights on a Friday, with around 123 flights available. This gives you plenty of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and United Airlines. Friday offers notably more flight options compared to other days of the week, making it a great day to find a flight that suits your schedule.
What are the most popular departure times for flights from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
The most popular departure times for flights from Dallas-Fort Worth Intl. (DFW) to Seattle - Tacoma Intl. (SEA) are in the morning, from 6am to 9am. About 30% of passengers prefer this time. Many major carriers, including American Airlines, Delta Air Lines and Alaska Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Direct flights from DFW to SEA usually take about 4 hours 30 minutes, traveling roughly 1,657 miles. If you opt for a connecting flight, expect to add around 5 hours 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
Select the "Business class" and "First class" filters when looking for DFW to SEA 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight with Expedia?
It's easy to earn miles on a Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Seattle from Dallas-Fort Worth Intl. (DFW)?
From Dallas-Fort Worth Intl. (DFW), you can fly into Seattle - Tacoma Intl. (SEA) to reach Seattle. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), San Diego Intl. (SAN), Los Angeles Intl. (LAX) before reaching Seattle. 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) at the last minute?
Typically, booking a last minute flight from Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) flight and hotel package?
Securing a Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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 Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
If you booked your Dallas, TX (DFW-Dallas-Fort Worth Intl.) to Seattle, WA (SEA-Seattle - Tacoma 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
Dallas-Fort Worth Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Sun Country Airlines, United
Roundtrip price
CA $468
Distance
2651 km
Average flight time
2 hours 16 mins

Book with confidence

Dallas to Seattle Flights

The easy way to book your flights from Dallas to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Dallas 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 Seattle - Tacoma 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 Dallas to Seattle today, tomorrow, or this week.  

 

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

Sort your search results by price to find great deals on your flight from Dallas to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Dallas currently is just CA $476 rising to CA $757.  

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 Seattle  
  • 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 Seattle from Dallas 

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 Seattle with Expedia today.

Dallas to Seattle Flights

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*Available to Expedia members.