$99 Cheap Flights from Dallas (DAL) to Seattle (SEA)

View $99 flight on Mon, Jan 12, 2026Opens in a new window

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

Cheap Flights from Dallas to Seattle (DAL-SEA)

Prices were available within the past 7 days and start at $99 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Fri, Jan 30 - Sat, Jan 31
DAL
Dallas
SEA
Seattle
$197 Roundtrip, just found
$197
Roundtrip
just found
Select Southwest Airlines flight, departing Fri, Jan 30 from Dallas to Seattle, returning Sat, Jan 31, priced at $197 just found
Southwest Airlines
Thu, Jan 29 - Fri, Jan 30
DAL
Dallas
SEA
Seattle
$202 Roundtrip, just found
$202
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Jan 29 from Dallas to Seattle, returning Fri, Jan 30, priced at $202 just found
Southwest Airlines
Sat, Dec 6 - Tue, Dec 16
DAL
Dallas
SEA
Seattle
$206 Roundtrip, found 5 hours ago
$206
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Sat, Dec 6 from Dallas to Seattle, returning Tue, Dec 16, priced at $206 found 5 hours ago
Southwest Airlines
Thu, Jan 29 - Fri, Jan 30
DAL
Dallas
SEA
Seattle
$207 Roundtrip, just found
$207
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Jan 29 from Dallas to Seattle, returning Fri, Jan 30, priced at $207 just found
Southwest Airlines
Wed, Jan 14 - Sat, Jan 17
DAL
Dallas
SEA
Seattle
$209 Roundtrip, found 1 day ago
$209
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Jan 14 from Dallas to Seattle, returning Sat, Jan 17, priced at $209 found 1 day ago
Southwest Airlines
Tue, Dec 9 - Tue, Jan 6
DAL
Dallas
SEA
Seattle
$211 Roundtrip, found 12 hours ago
$211
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Dallas to Seattle, returning Tue, Jan 6, priced at $211 found 12 hours ago
Southwest Airlines
Thu, Jan 29 - Fri, Jan 30
DAL
Dallas
SEA
Seattle
$212 Roundtrip, just found
$212
Roundtrip
just found
Select Southwest Airlines flight, departing Thu, Jan 29 from Dallas to Seattle, returning Fri, Jan 30, priced at $212 just found
Southwest Airlines
Tue, Dec 9 - Wed, Dec 10
DAL
Dallas
SEA
Seattle
$215 Roundtrip, just found
$215
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Dec 9 from Dallas to Seattle, returning Wed, Dec 10, priced at $215 just found
Southwest Airlines
Sat, Dec 6 - Tue, Dec 16
DAL
Dallas
SEA
Seattle
$224 Roundtrip, found 5 hours ago
$224
Roundtrip
found 5 hours ago
Select Southwest Airlines flight, departing Sat, Dec 6 from Dallas to Seattle, returning Tue, Dec 16, priced at $224 found 5 hours ago
Southwest Airlines
Tue, Dec 9 - Tue, Jan 6
DAL
Dallas
SEA
Seattle
$228 Roundtrip, found 12 hours ago
$228
Roundtrip
found 12 hours ago
Select Southwest Airlines flight, departing Tue, Dec 9 from Dallas to Seattle, returning Tue, Jan 6, priced at $228 found 12 hours ago

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

January is typically the cheapest month to fly

From $130 - $586 per traveler.

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 center is 20 minutes. Flights from $300
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $300

Frequently asked questions

How much does a flight from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA) cost?
Snag a cheap one-way flight from $99 or cheap return flight from $197 from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
January is the most affordable month to fly from DAL to SEA. Timing your trip outside of the busy season is often the key to finding a great deal.
Which airlines fly direct from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
When departing from Love Field Airport (DAL), you can catch a nonstop flight to Seattle - Tacoma Intl. Airport (SEA) with Alaska Airlines.
What is the cheapest airline that flies from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from DAL to SEA. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
On average, there are 5 nonstop flights departing from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA) weekly. If you can't find one that suits your schedule, consider catching a flight that includes a layover. Filter your search on Expedia to include one stop or more and choose the best alternative.
What are the most popular departure times for flights from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
Flights between DAL and SEA are busiest at 7 PM. For a more relaxed trip and possibly cheaper tickets, choose a time when demand is lower.
What day of the week has the most flights from DAL to SEA?
Friday has the most flights from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA). Consider traveling on this day and you'll have a greater chance of finding a departure that fits your plans.
What is the earliest flight from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
The first flight of the day departing from Love Field Airport (DAL) is at around 7:24PM UTC-6. Board this flight and you'll touch down at Seattle - Tacoma Intl. Airport (SEA) at approximately 9:52PM UTC-8. The total travel time is 4h 28m.
How long does it take to fly from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
The average flight time from DAL to SEA is 4 hours and 28 minutes, covering a total distance of 1,650 mi.
What is the best time to fly from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
To touch down at Seattle - Tacoma Intl. Airport (SEA) on time, pick a flight that leaves Love Field Airport (DAL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Love Field Airport (DAL)?
Explore your flight options from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA). This is the only Seattle airport you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Booking your flight from DAL to SEA right before your getaway is typically more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a DAL to SEA flight and hotel package?
Opting for a DAL to SEA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Love Field Airport (DAL) to Seattle - Tacoma Intl. Airport (SEA)?
It's usually possible to reschedule or cancel your DAL to SEA flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Love Field
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Delta, Southwest Airlines
Roundtrip price
$196
Distance
1667 mi
Average flight time
7 hours 55 mins

Book with confidence

Dallas to Seattle Flights

The cheapest times to fly from Dallas to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Dallas to Seattle are during the month of January. You can find some of the cheapest flights from Dallas to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Dallas to Seattle

Sunday is one of the best days to book for cheap flights from Dallas to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Dallas to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Dallas to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $99 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Dallas to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Dallas to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Dallas to Seattle Flights

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*Available to One Key members.