₩328,900 Cheap Flights from Dallas (DAL) to Seattle (SEA)

View ₩328,900 flight on Mon, Apr 20, 2026Opens in a new window

Popular airlines from Love Field Airport (DAL) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Dallas to Seattle (DAL-SEA)

Prices were available within the past 7 days and start at ₩328,900 for one-way flights and ₩722,100 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Mar 28 - Mon, Mar 30
DAL
Dallas
SEA
Seattle
₩722,100 Roundtrip, found 4 hours ago
₩722,100
Roundtrip
found 4 hours ago
Select Delta flight, departing Sat, Mar 28 from Dallas to Seattle, returning Mon, Mar 30, priced at ₩722,100 found 4 hours ago
Delta
Tue, Mar 31 - Thu, Apr 2
DAL
Dallas
SEA
Seattle
₩1,022,400 Roundtrip, found 2 days ago
₩1,022,400
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Dallas to Seattle, returning Thu, Apr 2, priced at ₩1,022,400 found 2 days ago
Delta
Tue, Mar 31 - Thu, Apr 2
DAL
Dallas
SEA
Seattle
₩1,064,500 Roundtrip, found 2 days ago
₩1,064,500
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Dallas to Seattle, returning Thu, Apr 2, priced at ₩1,064,500 found 2 days ago
Delta
Tue, Mar 31 - Thu, Apr 2
DAL
Dallas
SEA
Seattle
₩1,173,000 Roundtrip, found 2 days ago
₩1,173,000
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Dallas to Seattle, returning Thu, Apr 2, priced at ₩1,173,000 found 2 days ago
Delta
Tue, Mar 31 - Thu, Apr 2
DAL
Dallas
SEA
Seattle
₩1,215,100 Roundtrip, found 2 days ago
₩1,215,100
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Dallas to Seattle, returning Thu, Apr 2, priced at ₩1,215,100 found 2 days ago
Delta
Thu, Apr 2 - Mon, Apr 6
DAL
Dallas
SEA
Seattle
₩1,224,300 Roundtrip, found 7 hours ago
₩1,224,300
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Apr 2 from Dallas to Seattle, returning Mon, Apr 6, priced at ₩1,224,300 found 7 hours ago
Delta
Mon, Apr 20 - Thu, Apr 23
DAL
Dallas
SEA
Seattle
₩1,230,300 Roundtrip, found 2 days ago
₩1,230,300
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Apr 20 from Dallas to Seattle, returning Thu, Apr 23, priced at ₩1,230,300 found 2 days ago
Delta
Tue, Mar 31 - Thu, Apr 2
DAL
Dallas
SEA
Seattle
₩1,368,800 Roundtrip, found 2 days ago
₩1,368,800
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 31 from Dallas to Seattle, returning Thu, Apr 2, priced at ₩1,368,800 found 2 days ago
Delta
Thu, Apr 2 - Mon, Apr 6
DAL
Dallas
SEA
Seattle
₩1,374,100 Roundtrip, found 7 hours ago
₩1,374,100
Roundtrip
found 7 hours ago
Select Delta flight, departing Thu, Apr 2 from Dallas to Seattle, returning Mon, Apr 6, priced at ₩1,374,100 found 7 hours ago
Delta
Mon, Apr 20 - Thu, Apr 23
DAL
Dallas
SEA
Seattle
₩1,456,200 Roundtrip, found 2 days ago
₩1,456,200
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Apr 20 from Dallas to Seattle, returning Thu, Apr 23, priced at ₩1,456,200 found 2 days ago

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

January is typically the cheapest month to fly

From ₩190,701 - ₩793,227 per traveler.

Frequently asked questions

How much is a flight from DAL to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from Love Field Airport (DAL) to SEA was ₩722,100. Fares this good don't last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DAL to Seattle - Tacoma Intl. Airport (SEA)?
Each air carrier has its own set of terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Dallas Love Field to Seattle - Tacoma Intl. Airport (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 Love Field to SEA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dallas Love Field to SEA?
The flying distance between Dallas Love Field (DAL) and Sea-Tac Airport (SEA) is 2,700 kilometers. Work your way through your travel song playlist or finish that novel and the trip will zip on by.
Which airlines fly direct from DAL to Seattle - Tacoma Intl. Airport (SEA)?
If you want to fly straight from Love Field Airport (DAL) to Sea-Tac Airport, Alaska Airlines (AS) is a great option. It operates 30 flights every month between Dallas and SeaTac.
Are DAL to SEA flight tickets cheaper when they're purchased at the last minute?
Booking last minute from DAL to Seattle - Tacoma Intl. Airport (SEA) can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out altogether! If you'd prefer to start your travel planning ahead of time, Expedia compares flight deals up to a year in advance. Just remember that not all airlines release their prices so far in advance. Our top tip? Check back often as updates are made regularly.

Travel information

Origin airport
Love Field
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Delta
Roundtrip price
₩722,100
Distance
2668 km
Average flight time
4 hours 22 mins

Book with confidence

Dallas to Seattle Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Dallas to Seattle will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Seattle.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with DAL to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind Dallas for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SEA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Dallas to Seattle Flights
*Available to Expedia members.