Cheap Flights from Dallas to Seattle
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Flights from Dallas to Seattle
Cheapest airlines flights from Dallas to Seattle
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
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 07:104h 25mNonstopSEA 09:35Dallas - Seattle | Mon, Jul 28 | Delta Air Lines
SEA 17:453h 56mNonstopDFW 23:41Seattle - Dallas | Wed, Jul 30 | Delta Air LinesUS$158 US$18917% OFF17% OFFUS$189 US$158 -
DFW 06:004h 17mNonstopSEA 08:17Dallas - Seattle | Mon, Aug 4 | Alaska Airlines
SEA 17:594hNonstopDFW 23:59Seattle - Dallas | Wed, Aug 6 | Alaska AirlinesUS$159 US$18916% OFF16% OFFUS$189 US$159 -
DFW 06:104h 26mNonstopSEA 08:36Dallas - Seattle | Mon, Aug 4 | Frontier Airlines
SEA 17:594hNonstopDFW 23:59Seattle - Dallas | Wed, Aug 6 | Alaska AirlinesUS$161 US$18915% OFF15% OFFUS$189 US$161 -
DFW 15:194h 15mNonstopSEA 17:34Dallas - Seattle | Thu, Aug 7 | Hawaiian Airlines
SEA 08:174h 2mNonstopDFW 14:19Seattle - Dallas | Tue, Aug 12 | Hawaiian AirlinesUS$16612% OFFUS$189 US$166 -
DFW 15:194h 15mNonstopSEA 17:34Dallas - Seattle | Thu, Aug 7 | Alaska Airlines
SEA 08:174h 2mNonstopDFW 14:19Seattle - Dallas | Tue, Aug 12 | Hawaiian AirlinesUS$16712% OFFUS$189 US$167
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DFW 18:596h 43m1 stopsSEA 23:42Dallas - Seattle | Wed, Aug 6 | Frontier Airlines
SEA 13:429h 42m1 stopsDFW 01:24Seattle - Dallas | Sat, Aug 9 | Frontier AirlinesUS$15021% OFFUS$189 US$150
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DFW 13:127h 34m1 stopsSEA 18:46Dallas - Seattle | Thu, Aug 7 | Frontier Airlines
SEA 15:1112h 43m1 stopsDFW 05:54Seattle - Dallas | Sun, Aug 10 | Frontier AirlinesUS$15518% OFFUS$189 US$155
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DFW 18:596h 43m1 stopsSEA 23:42Dallas - Seattle | Tue, Aug 5 | Frontier Airlines
SEA 06:2527h 42m1 stopsDFW 12:07Seattle - Dallas | Wed, Aug 13 | Frontier AirlinesUS$15518% OFFUS$189 US$155
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DFW 22:2628h 8m1 stopsSEA 00:34Dallas - Seattle | Sat, Aug 9 | Frontier Airlines
SEA 06:2515h 15m1 stopsDFW 23:40Seattle - Dallas | Tue, Aug 12 | Frontier AirlinesUS$16115% OFFUS$189 US$161
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DFW 06:0010h 6m1 stopsSEA 14:06Dallas - Seattle | Fri, Aug 8 | Frontier Airlines
SEA 06:2515h 15m1 stopsDFW 23:40Seattle - Dallas | Tue, Aug 12 | Frontier AirlinesUS$16712% OFFUS$189 US$167
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DFW 13:0017h 25m1 stopsSEA Invalid DateDallas - Seattle | Fri, Jun 13 | Normal Airline
SEA 15:006hNonstopDFW 16:00Seattle - Dallas | Sun, Jun 15 | Normal AirlineFind More FlightsFind More Flights
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Cheapest nonstop
DFW 09:004h 23mNonstopSEA 11:23Dallas - Seattle | Tue, Aug 5 | Alaska AirlinesUS$85 US$26768% OFF68% OFFUS$267 US$85
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DFW 06:254h 24mNonstopSEA 08:49Dallas - Seattle | Fri, Jun 13 | Frontier AirlinesUS$235 US$26712% OFF12% OFFUS$267 US$235
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DFW 18:596h 43m1 stopsSEA 23:42Dallas - Seattle | Wed, Aug 6 | Frontier AirlinesUS$76 US$26772% OFF72% OFFUS$267 US$76
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DFW 13:127h 34m1 stopsSEA 18:46Dallas - Seattle | Thu, Aug 7 | Frontier AirlinesUS$7672% OFFUS$267 US$76
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DFW 06:0010h 11m1 stopsSEA 14:11Dallas - Seattle | Sun, Jun 15 | Frontier AirlinesUS$7971% OFFUS$267 US$79
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DFW 07:1518h 29m1 stopsSEA 23:44Dallas - Seattle | Tue, Jun 17 | Frontier AirlinesUS$7971% OFFUS$267 US$79
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DFW 18:0920h 44m1 stopsSEA 12:53Dallas - Seattle | Sat, Aug 9 | Frontier AirlinesUS$8170% OFFUS$267 US$81
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DFW 22:2627h 18m1 stopsSEA 23:44Dallas - Seattle | Mon, Jun 16 | Frontier AirlinesUS$8269% OFFUS$267 US$82
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DFW 18:596h 43m1 stopsSEA 23:42Dallas - Seattle | Wed, Jul 16 | Frontier AirlinesUS$18132% OFFUS$267 US$181
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DFW 22:2628h 8m1 stopsSEA 00:34Dallas - Seattle | Sat, Jun 14 | Frontier AirlinesUS$19726% OFFUS$267 US$197
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DFW 13:0017h 25m1 stopsSEA Invalid DateDallas - Seattle | Fri, Jun 13 | 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.
Dallas to Seattle Flight Information
| Cheapest one-way flight price | $75 |
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| Cheapest round-trip ticket price | $157 |
| Off-season for travel | April |
| Peak season for travel | June |
| Flight distance | 2,694.69 km |
| Average flight time | 4 hours 27 minutes |
| Popular airline | Alaska Airlines |
When is the cheapest time to book flights from Dallas to Seattle?
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
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 $252. -
How long does it take to fly from Dallas (DFW) to Seattle (SEA) and what is the distance?
It takes around 4 hours 27 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, Gulf Air, Volaris, Air Tahiti Nui, American Airlines, Qatar Airways, Southwest 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 Tue, Aug 5 at US$85 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 Alaska 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.
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