S$76 Cheap Flights from Dallas to Seattle

View S$76 flight on Wed, 20 Aug, 2025Opens in a new window

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

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Dallas to Seattle (DFW-SEA)

Prices were available within the past 7 days and start at S$76 for one-way flights and S$161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$161 Return, found 4 days ago
S$161
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$161 found 4 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$171 Return, found 4 days ago
S$171
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$171 found 4 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$209 Return, found 4 days ago
S$209
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$209 found 4 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$218 Return, found 4 days ago
S$218
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$218 found 4 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$260 Return, found 4 days ago
S$260
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$260 found 4 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$271 Return, found 4 days ago
S$271
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$271 found 4 days ago
United
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$281 Return, found 4 days ago
S$281
Return
found 4 days ago
Select United flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$281 found 4 days ago
United
Fri, 22 Aug - Fri, 29 Aug
DFW
Dallas
SEA
Seattle
S$308 Return, found 5 days ago
S$308
Return
found 5 days ago
Select United flight, departing Fri, 22 Aug from Dallas to Seattle, returning Fri, 29 Aug, priced at S$308 found 5 days ago
Delta
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$311 Return, found 4 days ago
S$311
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$311 found 4 days ago
American Airlines
Wed, 20 Aug - Thu, 28 Aug
DFW
Dallas
SEA
Seattle
S$320 Return, found 4 days ago
S$320
Return
found 4 days ago
Select American Airlines flight, departing Wed, 20 Aug from Dallas to Seattle, returning Thu, 28 Aug, priced at S$320 found 4 days ago

Find the cheapest month to fly from Dallas (DFW) to Seattle (SEA)

September is typically the cheapest month to fly

From S$117 - S$223 per traveller.

Graph displaying average flight prices per month

Dallas to Seattle route information
Origin airport
Dallas-Fort Worth Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$161
Distance
2651 km
Average flight time
2 hours 16 mins

Flights from Dallas to Seattle

There are several airlines that operate frequent flights from Dallas (DFW) to Seattle (SEA) including

The earliest flight leaves Dallas Fort Worth Intl. Airport at 00:01 and arrives at Seattle Tacoma Intl. Airport at 00:35. The last flight of the day departs Dallas at 22:20 and arrives at Seattle at 22:56.

The flight distance from Dallas to Seattle is about 2682 km, the shortest flight is 04 hours 07 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Seattle flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Dallas Seattle flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Dallas to Seattle trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Seattle flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Dallas to Seattle with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Dallas-Fort Worth Intl. Airport (DFW) to Sea-Tac Airport?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Dallas-Fort Worth Intl. Airport (DFW) to SEA start from S$161. Make your booking ASAP to secure the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DFW Airport to Seattle - Tacoma Intl. Airport (SEA)?
The majority of flights can be conveniently cancelled online, but whether you incur a fee all comes down to your airline. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from DFW Airport to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Dallas-Fort Worth Intl. Airport (DFW) to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DFW Airport to SEA?
Around 2,700 kilometres separates Dallas and SeaTac, so pack something to help you fill in a few hours. That gripping novel you haven't had time to finish will do the trick.
Which airlines fly direct from Dallas Airport to SEA?
American Airlines (AA) is one of the preferred choices for many travellers flying between Dallas-Fort Worth Intl. Airport (DFW) and SEA. Choose from the 173 flights it offers on this route each month. Operating 139 flights per month on this route, Alaska Airlines (AS) is another good option.
Are Dallas Airport to SEA flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Dallas Airport to Seattle - Tacoma Intl. Airport (SEA) are available up to a year before departure on Expedia. And although you may score great last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more options --- and you can avoid getting stuck in the dreaded middle seat! We're constantly updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Dallas Airports

Dallas

Love Field to Seattle
S$677.50
*Available to Expedia members.