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Twin Falls

$366+ Cheap flights from Seattle to Twin Falls (SEA - TWF)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TWF
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from Seattle to Twin Falls

Cheapest flights from Seattle to Twin Falls
Explore the most affordable flight options available from Seattle to Twin Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 2/238:30 am
SEA
-
TWF
1 stop5h 29m
Delta
Tue 3/33:44 pm
TWF
-
SEA
1 stop3h 45m
Delta
Deal found 1/26$366
This Delta deal was found by Cheapflights users on 1/23. 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.
Sat 2/218:30 am
SEA
-
TWF
1 stop5h 29m
Delta
Sat 2/286:00 am
TWF
-
SEA
1 stop4h 45m
Delta
Deal found 1/23$376
This Delta deal was found by Cheapflights users on 1/25. 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 8/147:20 am
SEA
-
TWF
1 stop6h 19m
Delta
Fri 8/216:16 am
TWF
-
SEA
1 stop4h 04m
Delta
Deal found 1/25$472
This Delta deal was found by Cheapflights users on 1/23. 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 6/129:40 am
SEA
-
TWF
1 stop3h 59m
Delta
Thu 6/1811:47 am
TWF
-
SEA
1 stop6h 05m
Delta
Deal found 1/23$508
This Delta deal was found by Cheapflights users on 1/24. 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.
Sun 2/89:25 am
SEA
-
TWF
1 stop4h 21m
Delta
Thu 2/126:00 am
TWF
-
SEA
1 stop4h 45m
Delta
Deal found 1/24$724
This Delta deal was found by Cheapflights users on 1/25. 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 6/195:45 am
SEA
-
TWF
1 stop3h 58m
Delta
Mon 6/2211:37 am
TWF
-
SEA
2 stops10h 09m
Delta
Deal found 1/25$737
This Delta deal was found by Cheapflights users on 1/23. 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 6/125:45 am
SEA
-
TWF
1 stop3h 58m
Delta
Fri 6/123:26 pm
TWF
-
SEA
1 stop4h 03m
Delta
Deal found 1/23$806

Find flight deals from Seattle to Twin Falls

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Twin Falls (TWF). 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$366
(Delta)
Provider with most accurate pricing for Seattle/Tacoma Intl-Twin Falls Joslin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Twin Falls Joslin flights.
Search Deals
From Seattle/Tacoma Intl to Twin Falls Joslin
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Twin Falls 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 January 26, 2026.
Use the filters below to find and compare flights from Seattle to Twin Falls that are best for you.

Fly from

Seattle

Fly to

Twin Falls

Route

Depart

Return

Price

SeattleTwin Falls

SEA - TWF

SEATWF

Seattle/Tacoma Intl

Mon 2/23

4:40 pm-10:47 pm

1 stop5h 07m

Twin Falls Joslin

Tue 3/3

3:44 pm-6:29 pm

1 stop3h 45m

$366

SeattleTwin Falls

SEA - TWF

SEATWF

Seattle/Tacoma Intl

Sat 2/21

8:30 am-2:59 pm

1 stop5h 29m

Twin Falls Joslin

Sat 2/28

6:00 am-9:45 am

1 stop4h 45m

$376

SeattleTwin Falls

SEA - TWF

SEATWF

Seattle/Tacoma Intl

Sun 2/8

9:25 am-2:46 pm

1 stop4h 21m

Twin Falls Joslin

Thu 2/12

6:00 am-9:45 am

1 stop4h 45m

$724

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Compare providers for flights from Seattle to Twin Falls

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 Seattle to Twin Falls in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Twin Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Twin Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Twin Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Twin Falls 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 Seattle-Twin Falls 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 Seattle to Twin Falls

Have a flexible travel schedule? Discover the best time to fly to Twin Falls from Seattle with our price prediction graph.
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 Seattle to Twin Falls

What is the cheapest month to book a flight from Seattle to Twin Falls?

Currently, February is the cheapest month in which you can book a flight from Seattle to Twin Falls (average of $99). Flying from Seattle to Twin Falls in April is currently the most expensive (average of $322). 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.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Twin Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Twin Falls?

    Delta can get you from Seattle to Twin Falls in just under 5h 07m. Your travel time can differ by up to . The distance between Seattle and Twin Falls is about 513 mi.

  • Can I find deals for flights from Seattle to Twin Falls that include hotel bookings?

    Yes. In addition to deals on Seattle to Twin Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Twin Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Twin Falls.

  • Can I find deals for business class flights from Seattle to Twin Falls?

    Yes. Cheapflights offers flight deals from Seattle to Twin Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Twin Falls?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Twin Falls (average of $99). Flying from Seattle to Twin Falls in April is currently the most expensive (average of $322). 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.

See more FAQs

Traveling to a place near Twin Falls?

Book flights to Twin Falls if you plan to visit one of these locations
Burley
Jackpot

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