Cheap Flights from Dallas to Seattle
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Flights from Dallas to Seattle
Find cheap flights from Dallas to Seattle
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
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Round-trip
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One way
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Cheapest nonstop
DFW 14:144h 29mNonstopSEA 16:43Dallas - Seattle | Mon, Apr 28 | Frontier Airlines
SEA 17:303h 49mNonstopDFW 23:19Seattle - Dallas | Mon, May 5 | Frontier AirlinesUS$130 US$17928% OFF28% OFFUS$179 US$130 -
DAL 18:234h 21mNonstopSEA 20:44Dallas - Seattle | Wed, May 7 | Alaska Airlines
SEA 17:403h 49mNonstopDFW 23:29Seattle - Dallas | Mon, May 12 | Frontier AirlinesUS$146 US$17919% OFF19% OFFUS$179 US$146 -
DFW 14:154h 26mNonstopSEA 16:41Dallas - Seattle | Fri, May 16 | Frontier Airlines
SEA 17:303h 49mNonstopDFW 23:19Seattle - Dallas | Mon, May 19 | Frontier AirlinesUS$147 US$17918% OFF18% OFFUS$179 US$147
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DFW 05:3521h 9m1 stopsSEA 00:44Dallas - Seattle | Wed, May 7 | Frontier Airlines
SEA 17:403h 49mNonstopDFW 23:29Seattle - Dallas | Mon, May 12 | Frontier AirlinesUS$11038% OFFUS$179 US$110
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DFW 06:1520h 29m1 stopsSEA 00:44Dallas - Seattle | Mon, Apr 21 | Frontier Airlines
SEA 06:0015h 4m1 stopsDFW 23:04Seattle - Dallas | Tue, Apr 29 | Frontier AirlinesUS$12232% OFFUS$179 US$122
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DFW 05:3521h 9m1 stopsSEA 00:44Dallas - Seattle | Tue, Apr 22 | Frontier Airlines
SEA 06:0015h 4m1 stopsDFW 23:04Seattle - Dallas | Tue, Apr 29 | Frontier AirlinesUS$12431% OFFUS$179 US$124
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DFW 14:5922h 36m1 stopsSEA 11:35Dallas - Seattle | Thu, Apr 24 | Frontier Airlines
SEA 18:5027h 9m1 stopsDFW 23:59Seattle - Dallas | Thu, May 1 | Frontier AirlinesUS$12728% OFFUS$179 US$127
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DFW 05:3521h 9m1 stopsSEA 00:44Dallas - Seattle | Thu, May 8 | Frontier Airlines
SEA 06:0024h 34m1 stopsDFW 08:34Seattle - Dallas | Sat, May 10 | Frontier AirlinesUS$12828% OFFUS$179 US$128
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DFW 05:058h 30m1 stopsSEA 11:35Dallas - Seattle | Fri, Apr 25 | Frontier Airlines
SEA 13:404h 2mNonstopDFW 19:42Seattle - Dallas | Sun, Apr 27 | Frontier AirlinesUS$13028% OFFUS$179 US$130
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DFW 07:1710h 3m1 stopsSEA 15:20Dallas - Seattle | Tue, May 6 | Frontier Airlines
SEA 20:227h 25m1 stopsDFW 05:47Seattle - Dallas | Thu, May 8 | Frontier AirlinesUS$13525% OFFUS$179 US$135
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DFW 13:0017h 25m1 stopsSEA Invalid DateDallas - Seattle | Sun, Apr 20 | Normal Airline
SEA 15:006hNonstopDFW 16:00Seattle - Dallas | Tue, Apr 22 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
DFW 14:254h 26mNonstopSEA 16:51Dallas - Seattle | Fri, May 2 | Frontier AirlinesUS$71 US$11639% OFF39% OFFUS$116 US$71
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DFW 14:5911h 45m1 stopsSEA 00:44Dallas - Seattle | Thu, May 1 | Frontier AirlinesUS$63 US$11646% OFF46% OFFUS$116 US$63
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DFW 05:3521h 9m1 stopsSEA 00:44Dallas - Seattle | Tue, Apr 29 | Frontier AirlinesUS$64 US$11645% OFF45% OFFUS$116 US$64
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DFW 07:1710h 3m1 stopsSEA 15:20Dallas - Seattle | Wed, May 7 | Frontier AirlinesUS$7139% OFFUS$116 US$71
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DFW 09:4516h 59m1 stopsSEA 00:44Dallas - Seattle | Mon, May 12 | Frontier AirlinesUS$7238% OFFUS$116 US$72
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DFW 07:056h 30m1 stopsSEA 11:35Dallas - Seattle | Wed, Apr 30 | Spirit AirlinesUS$7436% OFFUS$116 US$74 -
DFW 23:0214h 33m1 stopsSEA 11:35Dallas - Seattle | Tue, Apr 29 | Spirit AirlinesUS$7436% OFFUS$116 US$74
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DFW 07:209h 57m1 stopsSEA 15:17Dallas - Seattle | Sat, Apr 26 | Frontier AirlinesUS$7535% OFFUS$116 US$75
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DFW 21:4728h 57m1 stopsSEA 00:44Dallas - Seattle | Tue, Apr 22 | Frontier AirlinesUS$9518% OFFUS$116 US$95
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DFW 16:2729h 5m1 stopsSEA 19:32Dallas - Seattle | Sat, May 3 | Frontier AirlinesUS$9518% OFFUS$116 US$95
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DFW 13:0017h 25m1 stopsSEA Invalid DateDallas - Seattle | Sun, Apr 20 | Normal AirlineFind More FlightsFind More Flights
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Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Dallas to Seattle
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Frequently Asked Questions
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When are flight tickets from Dallas (DFW) to Seattle (SEA) the cheapest?
Airlines adjust prices for flights from Dallas to Seattle based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays. -
How much do flights from Dallas (DFW) to Seattle (SEA) cost?
According to Trip.com's data, the lowest price is around $248. -
How long does it take to fly from Dallas (DFW) to Seattle (SEA) and what is the distance?
It takes around 4 hours 21 minutes to fly from Dallas (DFW) to Seattle (SEA). -
What are the most popular airlines that fly from Dallas (DFW) to Seattle (SEA)?
Airlines with flights from Dallas (DFW) to Seattle (SEA): Finnair, Qatar Airways, Gulf Air, Volaris, Air Tahiti Nui, American Airlines, Qantas Airways, Delta Air Lines and Hawaiian Airlines.
How to find a cheap flight from Dallas to Seattle
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Dallas to Seattle. Book your flights at the right time and save more.
Being flexible with your dates to get the cheapest Dallas to Seattle ticket.
Tap "Date" on flight search bar to scan through the calender for Dallas to Seattle airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Fri, May 2 at US$71 for one-way flights.
Compare cheap Dallas to Seattle flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Dallas to Seattle. The cheapest airline operating is Frontier Airlines.
Set up a Price Alert
By setting up a Price Alert for your Dallas to Seattle route, you can easily track the price of your airline tickets from Dallas to Seattle without manually checking every day.
Don't miss cheap Dallas to Seattle flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Dallas to Seattle to get exclusive deals for you.
Dallas to Seattle Flight Information
| Cheapest one-way flight price | $62 |
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| Cheapest round-trip ticket price | $110 |
| Off-season for travel | March |
| Peak season for travel | June |
| Flight distance | 2,694.69 km |
| Average flight time | 4 hours 21 minutes |
| Popular airline | American Airlines |
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