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

View $99 flight on Thu, Jan 8, 2026Opens in a new window

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

Cheap Flights from Seattle to Dallas (SEA-DAL)

Prices were available within the past 7 days and start at $99 for one-way flights and $146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Jan 28 - Mon, Feb 2
SEA
Seattle
DAL
Dallas
$146 Roundtrip, found 4 days ago
$146
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from Seattle to Dallas, returning Mon, Feb 2, priced at $146 found 4 days ago
Southwest Airlines
Wed, Jan 28 - Mon, Feb 2
SEA
Seattle
DAL
Dallas
$151 Roundtrip, found 4 days ago
$151
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from Seattle to Dallas, returning Mon, Feb 2, priced at $151 found 4 days ago
Southwest Airlines
Sat, Jan 31 - Sun, Feb 1
SEA
Seattle
DAL
Dallas
$160 Roundtrip, found 4 days ago
$160
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Jan 31 from Seattle to Dallas, returning Sun, Feb 1, priced at $160 found 4 days ago
Southwest Airlines
Fri, Jan 30 - Sun, Feb 1
SEA
Seattle
DAL
Dallas
$164 Roundtrip, found 6 days ago
$164
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Fri, Jan 30 from Seattle to Dallas, returning Sun, Feb 1, priced at $164 found 6 days ago
Southwest Airlines
Wed, Jan 28 - Mon, Feb 2
SEA
Seattle
DAL
Dallas
$170 Roundtrip, found 4 days ago
$170
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from Seattle to Dallas, returning Mon, Feb 2, priced at $170 found 4 days ago
Southwest Airlines
Wed, Jan 28 - Mon, Feb 2
SEA
Seattle
DAL
Dallas
$175 Roundtrip, found 4 days ago
$175
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from Seattle to Dallas, returning Mon, Feb 2, priced at $175 found 4 days ago
Southwest Airlines
Thu, Jan 29 - Tue, Feb 3
SEA
Seattle
DAL
Dallas
$180 Roundtrip, found 5 days ago
$180
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Thu, Jan 29 from Seattle to Dallas, returning Tue, Feb 3, priced at $180 found 5 days ago
Southwest Airlines
Sat, Jan 31 - Mon, Feb 9
SEA
Seattle
DAL
Dallas
$191 Roundtrip, found 4 days ago
$191
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Jan 31 from Seattle to Dallas, returning Mon, Feb 9, priced at $191 found 4 days ago
Southwest Airlines
Wed, Jan 28 - Mon, Feb 2
SEA
Seattle
DAL
Dallas
$196 Roundtrip, found 4 days ago
$196
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Jan 28 from Seattle to Dallas, returning Mon, Feb 2, priced at $196 found 4 days ago
Delta
Tue, Dec 9 - Wed, Dec 10
SEA
Seattle
DAL
Dallas
$413 Roundtrip, found 19 hours ago
$413
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Dec 9 from Seattle to Dallas, returning Wed, Dec 10, priced at $413 found 19 hours ago

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

January is typically the cheapest month to fly

From $130 - $453 per traveler.

Alternative airports near Dallas

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Dallas-Fort Worth Intl. DFW. Cheapest option available. Average driving time to city center is 21 minutes. Flights from $160
DFW
Dallas-Fort Worth Intl.
Cheapest
Average driving time to city center21 min
Flights from $160
Flights from Seattle (SEA) to Dallas (DAL)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Love Field
Airlines serving
Delta, Southwest Airlines
Roundtrip price
$145
Distance
1667 mi
Average flight time
7 hours 55 mins

Seattle to Dallas Flights

The cheapest times to fly from Seattle to Dallas

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 Seattle to Dallas are during the month of January. You can find some of the cheapest flights from Seattle to Dallas with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Dallas

Sunday is one of the best days to book for cheap flights from Seattle to Dallas: 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 Seattle to Dallas

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 Seattle to Dallas 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 Seattle to Dallas 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 Seattle to Dallas 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL) cost?
Snag a cheap one-way flight from $99 or cheap return flight from $146 from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
Traveling in January can help you save, as it's the cheapest month for flights between SEA and DAL. You'll usually find the lowest fares during the off-season.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
When departing from Seattle - Tacoma Intl. Airport (SEA), you can hop on a nonstop flight to Love Field Airport (DAL) with Alaska Airlines.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to DAL. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
On average, you can take your pick of 5 direct flights flying from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL) each week. If you don't see one that fits your schedule, think about a flight with a layover. Customize your search on Expedia to include one or more stops and select the best alternative.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
The 12 PM departures from SEA to DAL see the highest demand. Greater demand means you'll likely pay more for these departures. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from SEA to DAL?
If you travel on a Friday, you'll get the biggest range of choices for flights from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
Hop on the earliest flight at around 12:34PM UTC-8, departing from Seattle - Tacoma Intl. Airport (SEA). You'll be in the air for about 3h 52m, arriving at Love Field Airport (DAL) at approximately 6:26PM UTC-6.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
The average flight duration from SEA to DAL is 3 hours and 52 minutes, covering a total distance of 1,650 mi.
What airline has the least delays from SEA to DAL?
With 92% of flights typically arriving as scheduled, Alaska Airlines has the best on-time performance for direct flights from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL). To check your flight status and receive notifications about any changes, head to the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
To avoid possible delays on the Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL) route, fly before 3 PM. Departures after this time have a 22% higher chance of being canceled.**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 Dallas from Seattle - Tacoma Intl. Airport (SEA)?
Take a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Dallas and arrive at Dallas-Fort Worth Intl. Airport (DFW). Another convenient point of entry into this city is Love Field Airport (DAL).
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL) last-minute?
Last-minute fares from SEA to DAL are typically more expensive. To secure the best rates, start searching for flights ahead of time. That being said, if you can play around with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a SEA to DAL flight and hotel package?
Opting for a SEA to DAL flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Select from our impressive range of stays and then add activities, car rentals and flights 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 Seattle - Tacoma Intl. Airport (SEA) to Love Field Airport (DAL)?
It's generally possible to reschedule or cancel your SEA to DAL flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.