$166+ Cheap flights from Dallas/Fort Worth (DFW) to Seattle (SEA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — SEA
Sep 9 — Sep 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Dallas/Fort Worth to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Dallas/Fort Worth to Seattle/Tacoma Intl are usually found in January or February, booked 35 days in advance, depart on a Saturday or Wednesday and return on a Thursday
Cheap flight deals from Dallas/Fort Worth to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Dallas/Fort Worth to SeattleExplore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:30 am -
1 stop14h 03m
Tue 9/88:48 pm -
1 stop6h 53m
Deal found 8/10![Frontier logo]()
$286
This Alaska Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:25 pm -
1 stop8h 08m
Tue 10/2012:24 am -
Nonstop3h 56m
Deal found 8/6![Alaska Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:59 pm -
2 stops22h 39m
Tue 9/18:48 pm -
1 stop7h 00m
Deal found 8/6![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:22 pm -
1 stop29h 18m
Tue 9/224:27 pm -
1 stop29h 53m
Deal found 8/9![Frontier logo]()
$289
This Flightnetwork deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:59 pm -
1 stop13h 40m
Fri 9/1110:58 pm -
Nonstop4h 02m
Deal found 8/7![Multiple Airlines logo]()
$290
This Frontier deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:59 pm -
1 stop13h 40m
Sat 9/1210:53 am -
1 stop9h 56m
Deal found 8/6![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:18 am -
1 stop6h 01m
Mon 9/79:36 pm -
2 stops38h 17m
Deal found 8/5![Frontier logo]()
$292
This Alaska Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:00 pm -
Nonstop4h 34m
Wed 9/304:59 pm -
1 stop17h 43m
Deal found 8/7![Alaska Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:00 am -
Nonstop4h 22m
Thu 9/108:15 pm -
1 stop7h 56m
Deal found 8/5![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:18 am -
1 stop6h 01m
Sat 9/56:00 am -
Nonstop3h 59m
Deal found 8/6![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:58 pm -
1 stop16h 21m
Tue 9/18:48 pm -
1 stop7h 00m
Deal found 8/8![Frontier logo]()
$297
Best flights from Dallas/Fort Worth to SeattleDiscover carefully curated flight deals from Dallas/Fort Worth to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Dallas/Fort Worth to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:38 pm -
1 stop21h 01m
Sun 9/65:56 pm -
Nonstop4h 03m
Deal found 8/9![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:35 pm -
Nonstop4h 25m
Tue 9/155:40 pm -
Nonstop4h 04m
Deal found 8/6![Delta logo]()
$363
This United Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/71:45 pm -
1 stop6h 24m
Mon 1/117:03 am -
1 stop8h 30m
Deal found 8/7![United Airlines logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:08 pm -
Nonstop4h 29m
Mon 11/98:20 am -
Nonstop4h 13m
Deal found 8/7![Alaska Airlines logo]()
$363
This KAYAK deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:35 pm -
Nonstop4h 25m
Sat 10/39:35 am -
Nonstop4h 08m
Deal found 8/5![Delta logo]()
$381
This Alaska Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/149:03 pm -
Nonstop4h 20m
Tue 9/225:56 pm -
Nonstop4h 03m
Deal found 8/5![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:50 am -
Nonstop4h 19m
Sun 9/279:35 am -
Nonstop4h 08m
Deal found 8/5![Delta logo]()
$390
This Alaska Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:56 pm -
Nonstop4h 22m
Thu 10/112:12 pm -
Nonstop4h 17m
Deal found 8/7![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:15 am -
Nonstop4h 28m
Mon 11/95:56 pm -
Nonstop3h 57m
Deal found 8/9![Delta logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:14 pm -
Nonstop4h 25m
Sat 10/1712:24 am -
Nonstop3h 56m
Deal found 8/9![Alaska Airlines logo]()
$392
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:35 pm -
Nonstop4h 25m
Mon 9/287:15 am -
1 stop8h 19m
Deal found 8/9![Delta logo]()
$407
This Alaska Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:14 pm -
Nonstop4h 25m
Sun 10/1111:06 am -
Nonstop4h 05m
Deal found 8/6![Alaska Airlines logo]()
$393
Last-minute flights from Dallas/Fort Worth to SeattleDiscover last-minute flight deals from Dallas/Fort Worth to Seattle. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Dallas/Fort Worth to Seattle. Data last updated August 10, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:13 pm -
1 stop16h 06m
Fri 8/289:29 pm -
1 stop6h 19m
Deal found 8/5![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:48 am -
1 stop9h 34m
Tue 8/258:53 pm -
1 stop6h 55m
Deal found 8/5![Frontier logo]()
$328
This Expedia deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:17 pm -
1 stop16h 22m
Sun 8/307:06 pm -
1 stop16h 13m
Deal found 8/7![Frontier logo]()
$350
This Expedia deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:18 am -
1 stop6h 01m
Wed 8/268:53 pm -
1 stop20h 19m
Deal found 8/5![Frontier logo]()
$303
This Frontier deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:18 am -
1 stop6h 01m
Thu 8/279:29 pm -
1 stop11h 28m
Deal found 8/5![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:59 pm -
1 stop13h 40m
Sun 8/309:29 pm -
2 stops21h 50m
Deal found 8/8![Frontier logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:18 am -
1 stop6h 01m
Mon 8/249:29 pm -
1 stop11h 28m
Deal found 8/10![Frontier logo]()
$346
This Expedia deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:59 pm -
1 stop13h 40m
Thu 8/277:06 pm -
1 stop11h 03m
Deal found 8/6![Frontier logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:18 am -
1 stop6h 01m
Mon 8/319:29 pm -
1 stop6h 19m
Deal found 8/8![Frontier logo]()
$326
One-way flights from Dallas/Fort Worth to SeattleSearch for one-way flight options from Dallas/Fort Worth to Seattle. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Dallas/Fort Worth to Seattle. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Super.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:59 pm -
1 stop13h 40m
Deal found 8/5![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:59 pm -
1 stop13h 40m
Deal found 8/8![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:29 pm -
2 stops26h 11m
Deal found 8/7![Frontier logo]()
$168
This Frontier deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:53 pm -
1 stop12h 49m
Deal found 8/10![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2810:59 pm -
2 stops12h 20m
Deal found 8/5![Frontier logo]()
$170
This Super.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:32 am -
1 stop14h 30m
Deal found 8/9![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:00 am -
2 stops25h 42m
Deal found 8/6![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:48 pm -
2 stops21h 20m
Deal found 8/6![Frontier logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:59 pm -
1 stop13h 40m
Deal found 8/8![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:31 pm -
2 stops24h 02m
Deal found 8/7![Frontier logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:30 am -
2 stops9h 38m
Deal found 8/8![Frontier logo]()
$177
Find flight deals from Dallas/Fort Worth to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $286 (Orbitz) |
One-way from | $166 (Super.com) |
Popular in | July |
Cheapest in | January |
Average price | $398 |
Good round-trip deal | $365 or less |
Good one-way deal | $232 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Dallas/Fort Worth to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 10, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Sat 9/5
7:38 pm-2:39 pm
1 stop21h 01m
Seattle/Tacoma Intl
Sun 9/6
5:56 pm-11:59 pm
Nonstop4h 03m
$337
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Thu 9/10
5:35 pm-8:00 pm
Nonstop4h 25m
Seattle/Tacoma Intl
Tue 9/15
5:40 pm-11:44 pm
Nonstop4h 04m
$363
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Wed 11/4
6:08 pm-8:37 pm
Nonstop4h 29m
Seattle/Tacoma Intl
Mon 11/9
8:20 am-2:33 pm
Nonstop4h 13m
$363
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Mon 9/14
9:03 pm-11:23 pm
Nonstop4h 20m
Seattle/Tacoma Intl
Tue 9/22
5:56 pm-11:59 pm
Nonstop4h 03m
$363
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Wed 9/30
3:56 pm-6:18 pm
Nonstop4h 22m
Seattle/Tacoma Intl
Thu 10/1
12:12 pm-6:29 pm
Nonstop4h 17m
$363
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Mon 9/28
5:35 pm-8:00 pm
Nonstop4h 25m
Seattle/Tacoma Intl
Sat 10/3
9:35 am-3:43 pm
Nonstop4h 08m
$381
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Thu 1/7
1:45 pm-6:09 pm
1 stop6h 24m
Seattle/Tacoma Intl
Mon 1/11
7:03 am-5:33 pm
1 stop8h 30m
$383
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Thu 9/24
6:50 am-9:09 am
Nonstop4h 19m
Seattle/Tacoma Intl
Sun 9/27
9:35 am-3:43 pm
Nonstop4h 08m
$390
Quickest round-trip
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Sat 10/17
6:14 pm-8:39 pm
Nonstop4h 25m
Seattle/Tacoma Intl
Sat 10/17
12:24 am-6:20 am
Nonstop3h 56m
$392
DallasSeattle
DFW Dallas/Fort Worth - SEA Seattle/Tacoma Intl
DFWSEA
Dallas/Fort Worth
Thu 10/8
6:14 pm-8:39 pm
Nonstop4h 25m
Seattle/Tacoma Intl
Sun 10/11
11:06 am-5:11 pm
Nonstop4h 05m
$393
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Dallas/Fort Worth to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dallas/Fort Worth to Seattle in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Dallas/Fort Worth Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dallas/Fort Worth Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dallas/Fort Worth to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Dallas/Fort Worth with our price prediction graph.
DFW-SEA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Dallas/Fort Worth Airport to Seattle
Prices
Airlines
Delays
How far ahead should I book a flight from Dallas/Fort Worth Airport to Seattle?
Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of $268). Flying from Dallas/Fort Worth Airport to Seattle in July is currently the most expensive (average of $443). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from DFW to SEA?
Find hourly flight availability from Dallas/Fort Worth to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 10, 2026.
It’s optimal to fly from Dallas/Fort Worth Airport to Seattle in the morning. By choosing this option you can save up to 5% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Dallas/Fort Worth Airport to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to Seattle. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Dallas/Fort Worth Airport to Seattle flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Dallas to Seattle delayed?
About 21% of weekly flights between Dallas and Seattle have experienced delays in the past year, with the average delay time being 164 minutes.
What is the most punctual flight time for Dallas to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Dallas to Seattle flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 13% of flights being delayed.
The best insider tips for Dallas/Fort Worth Airport to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Dallas/Fort Worth Airport to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated August 10, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from Dallas/Fort Worth Airport to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Dallas/Fort Worth to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Lynnwood
Tumwater
Centralia
Puyallup
Marysville
Kent
Ellensburg
Fife
Ocean Shores
Lakewood
Poulsbo
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Dallas/Fort Worth
Popular flights
Seattle flight routes
Alternative routes for Dallas/Fort Worth to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Dallas/Fort Worth to Seattle by cabin class
Find flights from Dallas/Fort Worth to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Dallas/Fort Worth and Seattle flights
Browse other Dallas/Fort Worth and Seattle flight options. Last updated on August 10, 2026.
Other flights from Dallas/Fort Worth
Browse through other flights departing from Dallas/Fort Worth. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Top 7 airlines flying from Dallas/Fort Worth to Seattle
Discover the top 7 airlines that operate flights from Dallas/Fort Worth to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$96 | Average$256 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$128 | Average$310 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$162 | Average$326 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$169 | Average$376 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$372 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$191 | Average$402 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$208 | Average$385 | FlexibilityNo cancel fee | On-time75% |