Cheap Flights from Seattle (SEA) to Dallas (DFW) from HK$690~

View HK$690 flight on Sat, 17 Jan 2026Opens in a new window

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

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find Cheap Flights from Seattle (SEA) to Dallas (DFW)

Prices were available within the past 7 days and start at HK$690 for one-way flights and HK$3,648 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$3,648 Return, found 3 hours ago
HK$3,648
Return
found 3 hours ago
Select Delta flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$3,648 found 3 hours ago
American Airlines
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$3,842 Return, found 3 hours ago
HK$3,842
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$3,842 found 3 hours ago
Delta
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$3,918 Return, found 3 hours ago
HK$3,918
Return
found 3 hours ago
Select Delta flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$3,918 found 3 hours ago
American Airlines
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,003 Return, found 3 hours ago
HK$4,003
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,003 found 3 hours ago
American Airlines
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,111 Return, found 3 hours ago
HK$4,111
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,111 found 3 hours ago
Delta
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,186 Return, found 3 hours ago
HK$4,186
Return
found 3 hours ago
Select Delta flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,186 found 3 hours ago
American Airlines
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,262 Return, found 3 hours ago
HK$4,262
Return
found 3 hours ago
Select American Airlines flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,262 found 3 hours ago
Delta
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,304 Return, found 3 hours ago
HK$4,304
Return
found 3 hours ago
Select Delta flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,304 found 3 hours ago
Delta
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,380 Return, found 3 hours ago
HK$4,380
Return
found 3 hours ago
Select Delta flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,380 found 3 hours ago
United
Fri, 26 Dec - Thu, 1 Jan
SEA
Seattle
DFW
Dallas
HK$4,552 Return, found 3 hours ago
HK$4,552
Return
found 3 hours ago
Select United flight, departing Fri, 26 Dec from Seattle to Dallas, returning Thu, 1 Jan, priced at HK$4,552 found 3 hours ago

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

January is typically the cheapest month to fly

From HK$740 - HK$1,455 per traveller.
Seattle to Dallas route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Dallas-Fort Worth Intl.
Return price
HK$3,648
Distance
2651 km
Average flight time
5 hours 53 mins

Flights from Seattle to Dallas

Book cheap flights from Seattle (SEA) to Dallas (DFW) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seattle (SEA) to Dallas (DFW) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be 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 Seattle (SEA) to Dallas (DFW) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Dallas flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Dallas and things to do in Dallas for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Dallas more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Dallas is HK$690 now!

 

Frequently asked questions

How much is a flight from Sea-Tac Airport to Dallas-Fort Worth Intl. Airport (DFW)?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights between SEA and DFW Airport start from HK$3,648. Make your booking today to secure the best price for your 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 SEA to DFW?
The majority of flights can be canceled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Sea-Tac Airport to Dallas Airport 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 Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW)?
Around 2,700 kilometers separates SeaTac and Dallas, so pack some in-flight entertainment to help you while away a few hours. That novel you haven't finished will be just the ticket.
Which airlines fly direct from SEA to Dallas-Fort Worth Intl. Airport (DFW)?
A leading airline that operates on the route from Seattle - Tacoma Intl. Airport (SEA) to DFW Airport is American Airlines (AA). It offers 169 monthly flights. Offering 139 flights each month along this route, Alaska Airlines (AS) is another good choice.
Are Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from SEA to DFW Airport can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out entirely! If you'd prefer to start planning your trip ahead of time, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines issue their prices that far in advance. Our suggestion? Check back often as prices are updated regularly.

Explore a world of travel with Expedia

*Available to Expedia members.