$336+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TWF
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from Seattle to Twin Falls 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 Seattle to Twin Falls
Cheapest
Best
Last-minute
Cheapest flights from Seattle to Twin FallsExplore 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 September 10, 2026.
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 September 10, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:30 am -
1 stop5h 55m
Thu 10/291:17 pm -
1 stop4h 38m
Deal found 9/7![Delta logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 9/249:45 pm -
1 stop13h 15m
Mon 9/281:45 pm -
2 stops26h 23m
Deal found 9/9![Multiple Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am -
1 stop5h 38m
Sat 9/261:17 pm -
1 stop4h 33m
Deal found 9/7![Delta logo]()
$506
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:45 am -
1 stop5h 38m
Fri 10/26:16 am -
1 stop3h 43m
Deal found 9/7![Delta logo]()
$908
This Delta deal was found by Cheapflights users on 9/6. 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.
Mon 9/215:45 am -
1 stop5h 38m
Fri 9/256:16 am -
1 stop3h 43m
Deal found 9/6![Delta logo]()
$1,098
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 pm -
2 stops7h 48m
Tue 9/221:17 pm -
1 stop4h 33m
Deal found 9/7![Delta logo]()
$1,231
Best flights from Seattle to Twin FallsDiscover carefully curated flight deals from Seattle to Twin Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Seattle to Twin Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:30 am -
1 stop5h 55m
Thu 10/291:17 pm -
1 stop4h 38m
Deal found 9/7![Delta logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 9/249:45 pm -
1 stop13h 15m
Mon 9/281:45 pm -
2 stops26h 23m
Deal found 9/9![Multiple Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am -
1 stop5h 38m
Sat 9/261:17 pm -
1 stop4h 33m
Deal found 9/7![Delta logo]()
$506
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:30 pm -
2 stops7h 48m
Fri 10/26:16 am -
1 stop3h 43m
Deal found 9/7![Delta logo]()
$952
This Delta deal was found by Cheapflights users on 9/6. 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.
Mon 9/215:45 am -
1 stop5h 38m
Fri 9/256:16 am -
1 stop3h 43m
Deal found 9/6![Delta logo]()
$1,098
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 9/241:30 pm -
2 stops7h 48m
Mon 9/281:17 pm -
2 stops9h 48m
Deal found 9/9![Delta logo]()
$1,503
Last-minute flights from Seattle to Twin FallsDiscover last-minute flight deals from Seattle to Twin Falls. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Twin Falls. Data last updated September 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 pm -
2 stops7h 48m
Tue 9/221:17 pm -
1 stop4h 33m
Deal found 9/7![Delta logo]()
$1,231
This Delta deal was found by Cheapflights users on 9/6. 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.
Mon 9/215:45 am -
1 stop5h 38m
Fri 9/256:16 am -
1 stop3h 43m
Deal found 9/6![Delta logo]()
$1,098
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am -
1 stop5h 38m
Sat 9/261:17 pm -
1 stop4h 33m
Deal found 9/7![Delta logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 9/249:45 pm -
1 stop13h 15m
Mon 9/281:45 pm -
2 stops26h 23m
Deal found 9/9![Multiple Airlines logo]()
$434
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:45 am -
1 stop5h 38m
Fri 10/26:16 am -
1 stop3h 43m
Deal found 9/7![Delta logo]()
$908
This Delta deal was found by Cheapflights users on 9/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:30 am -
1 stop5h 55m
Thu 10/291:17 pm -
1 stop4h 38m
Deal found 9/7![Delta logo]()
$336
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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $336 (Delta) |
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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Seattle to Twin Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Thu 10/22
5:30 am-12:25 pm
1 stop5h 55m
Twin Falls Joslin
Thu 10/29
1:17 pm-4:55 pm
1 stop4h 38m
$336
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Thu 9/24
9:45 pm-12:00 pm
1 stop13h 15m
Twin Falls Joslin
Mon 9/28
1:45 pm-3:08 pm
2 stops26h 23m
$434
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Tue 9/22
5:45 am-12:23 pm
1 stop5h 38m
Twin Falls Joslin
Sat 9/26
1:17 pm-4:50 pm
1 stop4h 33m
$506
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Fri 9/25
1:30 pm-10:18 pm
2 stops7h 48m
Twin Falls Joslin
Fri 10/2
6:16 am-8:59 am
1 stop3h 43m
$952
Quickest round-trip
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Mon 9/21
5:45 am-12:23 pm
1 stop5h 38m
Twin Falls Joslin
Fri 9/25
6:16 am-8:59 am
1 stop3h 43m
$1,098
SeattleTwin Falls
SEA Seattle/Tacoma Intl - TWF Twin Falls Joslin
SEATWF
Seattle/Tacoma Intl
Thu 9/24
1:30 pm-10:18 pm
2 stops7h 48m
Twin Falls Joslin
Mon 9/28
1:17 pm-10:05 pm
2 stops9h 48m
$1,503
Sorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SEA-TWF
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.
Reviews of airlines servicing Twin Falls
Get insights into the airlines that provide service to Twin Falls. 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 Twin Falls. Reviews last updated September 10, 2026.
See what other customers who have flown with Delta from Seattle to Twin Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Boarding
8.1
Overall
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near Twin Falls?
Book flights to Twin Falls if you plan to visit one of these locationsBurley
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Seattle and Twin Falls flights
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Top airline flying from Seattle to Twin Falls
Discover the top airline that operate flights from Seattle to Twin Falls. 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$608 | FlexibilityNo cancel fee | On-timeN/A |