$49 Cheap Flights from Seattle (SEA) to Dallas (DFW)

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Cheap flights from Seattle (SEA) to Dallas (DFW)

Prices were available within the past 7 days and start at $49 for one-way flights and $98 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Dec 4 - Wed, Dec 11
SEA
Seattle
DFW
Dallas
$98 Roundtrip, found 1 hour ago
$98
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Dec 4 from Seattle to Dallas, returning Wed, Dec 11, priced at $98 found 1 hour ago
Frontier Airlines
Fri, Nov 1 - Sat, Dec 7
SEA
Seattle
DFW
Dallas
$103 Roundtrip, found 20 hours ago
$103
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Nov 1 from Seattle to Dallas, returning Sat, Dec 7, priced at $103 found 20 hours ago
Frontier Airlines
Sat, Dec 7 - Sat, Dec 14
SEA
Seattle
DFW
Dallas
$108 Roundtrip, just found
$108
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Dec 7 from Seattle to Dallas, returning Sat, Dec 14, priced at $108 just found
Frontier Airlines
Mon, Nov 4 - Thu, Nov 7
SEA
Seattle
DFW
Dallas
$113 Roundtrip, just found
$113
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Nov 4 from Seattle to Dallas, returning Thu, Nov 7, priced at $113 just found
Spirit Airlines
Fri, Oct 25 - Fri, Nov 8
SEA
Seattle
DFW
Dallas
$114 Roundtrip, found 23 hours ago
$114
Roundtrip
found 23 hours ago
Select Spirit Airlines flight, departing Fri, Oct 25 from Seattle to Dallas, returning Fri, Nov 8, priced at $114 found 23 hours ago
Spirit Airlines
Fri, Nov 15 - Mon, Nov 18
SEA
Seattle
DFW
Dallas
$116 Roundtrip, found 3 hours ago
$116
Roundtrip
found 3 hours ago
Select Spirit Airlines flight, departing Fri, Nov 15 from Seattle to Dallas, returning Mon, Nov 18, priced at $116 found 3 hours ago
Spirit Airlines
Fri, Nov 1 - Sat, Dec 7
SEA
Seattle
DFW
Dallas
$118 Roundtrip, found 20 hours ago
$118
Roundtrip
found 20 hours ago
Select Spirit Airlines flight, departing Fri, Nov 1 from Seattle to Dallas, returning Sat, Dec 7, priced at $118 found 20 hours ago
Spirit Airlines
Fri, Oct 25 - Sat, Nov 9
SEA
Seattle
DFW
Dallas
$119 Roundtrip, found 23 hours ago
$119
Roundtrip
found 23 hours ago
Select Spirit Airlines flight, departing Fri, Oct 25 from Seattle to Dallas, returning Sat, Nov 9, priced at $119 found 23 hours ago
Spirit Airlines
Mon, Nov 11 - Thu, Nov 14
SEA
Seattle
DFW
Dallas
$121 Roundtrip, found 7 hours ago
$121
Roundtrip
found 7 hours ago
Select Spirit Airlines flight, departing Mon, Nov 11 from Seattle to Dallas, returning Thu, Nov 14, priced at $121 found 7 hours ago
Spirit Airlines
Mon, Nov 11 - Mon, Nov 18
SEA
Seattle
DFW
Dallas
$121 Roundtrip, found 5 hours ago
$121
Roundtrip
found 5 hours ago
Select Spirit Airlines flight, departing Mon, Nov 11 from Seattle to Dallas, returning Mon, Nov 18, priced at $121 found 5 hours ago
Flight from Seattle to Dallas (SEA - DFW) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Dallas-Fort Worth Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$98
Distance
1657 mi

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 December. 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 2024. You can also book with separate airlines for your outbound and return journeys, from $49 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 is a one-way flight from Sea-Tac Airport to DFW?
Book your next tickets with Expedia and you could get one-way Seattle flights to Dallas from only $49. This was the best price found for this particular journey with a departure date during the next three months — an Frontier Airlines flight, leaving from Sea-Tac Airport on December 14 2024 and landing at Dallas Airport. The price was updated on September 26 2024 and has not changed since. Can’t wait to land your own bargain? The best offers are the click of a button away.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to DFW?
A direct flight with American Airlines takes approximately 4 hours. Secure a seat on the 11:25PM flight from Seattle - Tacoma Intl. Airport (SEA) and come in to land at Dallas-Fort Worth Intl. Airport (DFW) at 5:25AM. Get your hands on an amazing deal on this and many other routes when you book your fare with Expedia.
Is it cheaper to buy a plane ticket from SEA to Dallas Airport last minute?
When it’s time to book your flights, being organized pays off. While it’s possible to score a deal on a SEA to DFW Airport flight at the last minute, tickets usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days in advance. For international trips it’s between three and four months.
What is the cheapest airline flying from Sea-Tac Airport to DFW in the next 90 days?
The cheapest airline flying from Seattle to Dallas found on Expedia is Frontier Airlines, with fares starting at $49. This price is based on fares found on Expedia with a departure date within the next 90 days. The flight takes off from Sea-Tac Airport on December 14 2024 and lands at DFW Airport. The pricing information was updated on September 26 2024 and has not changed since.
What's the cheapest price for a flight from Seattle - Tacoma Intl. Airport (SEA) to DFW Airport next month?
With a one-way flight from Seattle to Dallas on offer for only $54, you’ll have extra cash to spend on fun stuff like sightseeing. This fare was found after searching all available flights on Expedia within the next 30 days. This particular journey takes off from Sea-Tac Airport on October 24 2024, arrives at Dallas Airport and is with Frontier Airlines. Pricing information was last updated on September 26 2024 and has not changed since.
What airline has the least delays from Sea-Tac Airport to DFW Airport?
If you’d rather not be waiting for hours — or worse, have your vacation upended because of a flight delay — book with American Airlines. Around 78% of its Seattle - Tacoma Intl. Airport (SEA) to Dallas-Fort Worth Intl. Airport (DFW) services arrive on time. You can review your flight status before you get to the airport through the Expedia App. It’ll also provide you with real-time alerts about other vital info, such as gate number changes and how to get to your hotel. Think of it as a travel companion that fits in your pocket!
Can I find cheap nonstop flights from Sea-Tac Airport to DFW in the next three months?
Get set to bag a bargain because we’ve uncovered a roundtrip nonstop flight with Frontier Airlines in the next 90 days for $98. The price was updated on September 26 2024 and was found after searching all available flights on Expedia that are departing in the next three months. This flight from Seattle to Dallas jets off from SEA on October 24 2024 and arrives at DFW Airport. The flight’s return date is October 28 2024.To source nonstop cheap flights from Sea-Tac Airport to Dallas-Fort Worth Intl. Airport (DFW), use our filters once you’ve hit search. Just click on “Nonstop” under “Filter by” on the left-hand side of the page to look at the options. Your results will be ordered from the lowest price, so you’ll see the cheapest nonstop fares first. You’re also able to check out prices for surrounding days by clicking “Flexible dates” located on the same page.
What airports do you fly into for Dallas from Seattle?
Dallas-Fort Worth Intl. Airport (DFW), Love Field Airport (DAL) and Addison Airport (ADS) are your choices when connecting from Seattle to Dallas. Approximately 16 mi northwest of the center of Dallas, Dallas-Fort Worth Intl. Airport (DFW) is the city’s principal gateway. Consider things such as flight departure and arrival times and the distance to your hotel before settling on an airport. American Airlines Center and Dallas World Aquarium are two fantastic attractions to explore when you arrive.
What are the most popular departure times for flights from Sea-Tac Airport to DFW?
Between 0:00 AM - 1:00 AM is when you’ll find the largest number of American Airlines flights making their way from Sea-Tac Airport to DFW Airport. Want some good advice? Book a flight that departs sometime in the morning. With air traffic yet to build up around airports, your chances of traveling on a delay-free flight are higher.
Can I change the date of my flight from SEA to DFW Airport?
You can quickly make changes to your Sea-Tac Airport to DFW ticket by logging in to the Expedia Trips portal. Before you make any amendments, look over the ticket rules in your itinerary to find out what the carrier will allow you to do and if charges apply. Some airlines have a change fee per person, on top of any difference in prices. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also check out our Customer Service portal for more information and to connect with our Virtual Agent.
Dallas nearby Airports

Dallas

Seattle to Love Field
$170.61
Seattle nearby Airports

Seattle Paine Field Intl. Airport

Seattle Paine Field Intl. Airport to Dallas
$378.09
*Available to One Key members.