$203 Cheap Delta flights Dallas (DAL) to Seattle (SEA)

View $203 flight on Sat, Oct 25, 2025Opens in a new window

$203 Cheap Delta flights Dallas (DAL) to Seattle (SEA)

Prices were available within the past 7 days and start at $203 for one-way flights and $381 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 25 - Mon, Oct 27
DAL
Dallas
SEA
Seattle
$381 Roundtrip, found 2 hours ago
$381
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Oct 25 from Dallas to Seattle, returning Mon, Oct 27, priced at $381 found 2 hours ago
Delta
Sat, Aug 23 - Wed, Aug 27
DAL
Dallas
PAE
Seattle
$1,034 Roundtrip, found 6 days ago
$1,034
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 23 from Dallas to Seattle, returning Wed, Aug 27, priced at $1,034 found 6 days ago
Delta
Sat, Aug 23 - Wed, Aug 27
DAL
Dallas
PAE
Seattle
$1,066 Roundtrip, found 6 days ago
$1,066
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Aug 23 from Dallas to Seattle, returning Wed, Aug 27, priced at $1,066 found 6 days ago
Delta
Wed, Aug 27 - Thu, Aug 28
DAL
Dallas
PAE
Seattle
$1,122 Roundtrip, found 5 days ago
$1,122
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Aug 27 from Dallas to Seattle, returning Thu, Aug 28, priced at $1,122 found 5 days ago
Delta
Fri, Aug 1 - Tue, Aug 5
DAL
Dallas
PAE
Seattle
$1,124 Roundtrip, found 2 days ago
$1,124
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Aug 1 from Dallas to Seattle, returning Tue, Aug 5, priced at $1,124 found 2 days ago
Delta
Mon, Aug 4 - Tue, Aug 5
DAL
Dallas
PAE
Seattle
$1,154 Roundtrip, found 4 days ago
$1,154
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Aug 4 from Dallas to Seattle, returning Tue, Aug 5, priced at $1,154 found 4 days ago
Flights from Dallas (DAL) to Seattle (SEA)
Origin airport
Love Field
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Delta, Southwest Airlines
Popular airline
Southwest Airlines
Distance
1667 mi
Average flight time
3 hours 43 mins

Frequently asked questions

How much is a Delta Air Lines flight from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
Landing cheap one-way Delta Air Lines flights from DAL to SEA from $203 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from $381 for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DAL to SEA with Delta Air Lines?
Look for one-way or round-trip flights to Seattle in January or February. You could find an affordable fare with Delta Air Lines during these off-peak times.
What is the cheapest time to book flights from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA) with Delta Air Lines?
To find cheap Delta Air Lines fares from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
Click on our "Nonstop" filter when browsing for direct Delta Air Lines flights from DAL to SEA. You can also compare other airlines servicing the same nonstop trip.
What is the earliest Delta Air Lines flight from DAL to SEA?
Filter your results by "Morning" and "Early Morning" to find the earliest flights from DAL to SEA. Setting off early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Seattle?
Hop on a Delta Air Lines flight from Love Field Airport (DAL) to Seattle, and you'll most likely come in to Seattle - Tacoma Intl. Airport (SEA). This is the airline's main hub in this destination.
Why fly with Delta Air Lines from DAL to SEA?
Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many passengers heading from DAL to SEA. Plus, if you're a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the type of fare you purchased, a fee may apply if you cancel or change your booking more than 24 hours after it's confirmed. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when you look for flights. For more details on canceling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.