$188+ Cheap flights from Twin Falls to Seattle (TWF - SEA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
TWF — SEA
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Twin Falls 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.Cheap flight deals from Twin Falls to Seattle
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Best
Last-minute
One-way
Cheapest flights from Twin Falls to SeattleExplore the most affordable flight options available from Twin Falls to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from Twin Falls to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 11/131:17 pm -
1 stop4h 36m
Tue 11/175:35 am -
1 stop5h 46m
Deal found 10/29![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 10/26. 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 11/111:17 pm -
1 stop4h 36m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/26![Delta logo]()
$915
This Delta deal was found by Cheapflights users on 10/28. 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 11/121:17 pm -
1 stop4h 36m
Mon 11/165:35 am -
1 stop5h 46m
Deal found 10/28![Delta logo]()
$984
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/236:13 am -
1 stop3h 54m
Mon 11/305:35 am -
1 stop5h 46m
Deal found 10/27![Delta logo]()
$1,318
This Delta deal was found by Cheapflights users on 10/26. 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.
Mon 10/266:05 am -
1 stop4h 05m
Mon 11/305:35 am -
1 stop5h 46m
Deal found 10/26![Delta logo]()
$1,328
This Delta deal was found by Cheapflights users on 10/27. 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 11/121:17 pm -
2 stops6h 48m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/27![Delta logo]()
$1,340
Best flights from Twin Falls to SeattleDiscover carefully curated flight deals from Twin Falls to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Twin Falls to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 11/131:17 pm -
1 stop4h 36m
Tue 11/175:35 am -
1 stop5h 46m
Deal found 10/29![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 10/26. 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 11/111:17 pm -
1 stop4h 36m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/26![Delta logo]()
$915
This Delta deal was found by Cheapflights users on 10/28. 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 11/121:17 pm -
1 stop4h 36m
Mon 11/165:35 am -
1 stop5h 46m
Deal found 10/28![Delta logo]()
$984
This Delta deal was found by Cheapflights users on 10/26. 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.
Mon 11/236:13 am -
1 stop3h 54m
Mon 11/305:35 am -
1 stop5h 46m
Deal found 10/26![Delta logo]()
$1,318
This Delta deal was found by Cheapflights users on 10/27. 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 11/121:17 pm -
2 stops6h 48m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/27![Delta logo]()
$1,340
Last-minute flights from Twin Falls to SeattleDiscover last-minute flight deals from Twin Falls to Seattle. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Twin Falls to Seattle. Data last updated October 30, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/26. 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 11/111:17 pm -
1 stop4h 36m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/26![Delta logo]()
$915
This Delta deal was found by Cheapflights users on 10/27. 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 11/121:17 pm -
1 stop4h 36m
Sun 11/155:35 am -
1 stop5h 46m
Deal found 10/27![Delta logo]()
$984
This Delta deal was found by Cheapflights users on 10/28. 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 11/121:17 pm -
2 stops6h 48m
Mon 11/1612:21 pm -
2 stops8h 58m
Deal found 10/28![Delta logo]()
$1,723
This Delta deal was found by Cheapflights users on 10/29. 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.
Fri 11/131:17 pm -
1 stop4h 36m
Tue 11/175:35 am -
1 stop5h 46m
Deal found 10/29![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 10/27. 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.
Mon 11/236:13 am -
1 stop3h 54m
Mon 11/305:35 am -
1 stop5h 46m
Deal found 10/27![Delta logo]()
$1,318
One-way flights from Twin Falls to SeattleSearch for one-way flight options from Twin Falls to Seattle. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from Twin Falls to Seattle. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Delta deal was found by Cheapflights users on 10/26. 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 12/21:17 pm -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$188
This Delta deal was found by Cheapflights users on 10/26. 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 11/111:17 pm -
1 stop4h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Delta logo]()
$323
Find flight deals from Twin Falls to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Twin Falls (TWF) 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $666 (Delta) |
One-way from | $188 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Twin Falls 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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Twin Falls to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Wed 11/11
1:17 pm-4:53 pm
1 stop4h 36m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$323
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Wed 12/2
1:17 pm-8:52 pm
2 stops8h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$573
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Fri 11/13
1:17 pm-4:53 pm
1 stop4h 36m
Seattle/Tacoma Intl
Tue 11/17
5:35 am-12:21 pm
1 stop5h 46m
$666
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Wed 11/11
1:17 pm-4:53 pm
1 stop4h 36m
Seattle/Tacoma Intl
Sun 11/15
5:35 am-12:21 pm
1 stop5h 46m
$915
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Thu 11/12
1:17 pm-4:53 pm
1 stop4h 36m
Seattle/Tacoma Intl
Mon 11/16
5:35 am-12:21 pm
1 stop5h 46m
$984
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Mon 11/23
6:13 am-9:07 am
1 stop3h 54m
Seattle/Tacoma Intl
Mon 11/30
5:35 am-12:21 pm
1 stop5h 46m
$1,318
Twin FallsSeattle
TWF Twin Falls Joslin - SEA Seattle/Tacoma Intl
TWFSEA
Twin Falls Joslin
Thu 11/12
1:17 pm-7:05 pm
2 stops6h 48m
Seattle/Tacoma Intl
Sun 11/15
5:35 am-12:21 pm
1 stop5h 46m
$1,340
Sorted by cheapest first
Compare providers for flights from Twin Falls 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 Twin Falls to Seattle in October.
| 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 |
- Most accurate provider: When it comes to deals on Twin Falls-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Twin Falls-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Twin Falls-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Twin Falls-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 Twin Falls-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 Twin Falls to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Twin Falls with our price prediction graph.
TWF-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.
Related info for your journey
Find useful and relevant information for your journey from Twin Falls 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
Tukwila
Snoqualmie
Puyallup
Lynnwood
Olympia
Centralia
Kent
Tumwater
Ocean Shores
Ellensburg
Issaquah
Lakewood
Poulsbo
Marysville
Shoreline
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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