$317+ Cheap flights from Portland to Twin Falls (PDX - 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — TWF
Oct 5 — Oct 121
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Portland 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 Portland to Twin Falls
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to Twin FallsExplore the most affordable flight options available from Portland to Twin Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Portland to Twin Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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 10/85:33 am -
1 stop5h 52m
Mon 10/126:05 am -
1 stop3h 45m
Deal found 9/4![Delta logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/812:11 pm -
1 stop22h 49m
Mon 10/121:45 pm -
2 stops22h 09m
Deal found 9/4![Multiple Airlines logo]()
$396
This Delta deal was found by Cheapflights users on 8/31. 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 11/155:45 am -
1 stop5h 36m
Fri 11/206:13 am -
1 stop3h 45m
Deal found 8/31![Delta logo]()
$465
This Delta deal was found by Cheapflights users on 8/31. 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 9/95:10 pm -
1 stop4h 08m
Sat 9/126:16 am -
1 stop3h 25m
Deal found 8/31![Delta logo]()
$566
This Delta deal was found by Cheapflights users on 9/3. 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 9/185:10 pm -
1 stop4h 08m
Tue 9/226:16 am -
1 stop3h 25m
Deal found 9/3![Delta logo]()
$735
This Delta deal was found by Cheapflights users on 9/1. 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 9/165:40 am -
1 stop5h 43m
Sun 9/206:16 am -
1 stop3h 25m
Deal found 9/1![Delta logo]()
$738
Best flights from Portland to Twin FallsDiscover carefully curated flight deals from Portland to Twin Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Portland to Twin Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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 10/85:33 am -
1 stop5h 52m
Mon 10/126:05 am -
1 stop3h 45m
Deal found 9/4![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 9/1. 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 9/165:40 am -
1 stop5h 43m
Sun 9/206:16 am -
1 stop3h 25m
Deal found 9/1![Delta logo]()
$738
This Delta deal was found by Cheapflights users on 8/31. 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 11/152:15 pm -
2 stops7h 04m
Fri 11/201:17 pm -
2 stops9h 40m
Deal found 8/31![Delta logo]()
$790
This Delta deal was found by Cheapflights users on 9/3. 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 9/185:10 pm -
1 stop4h 08m
Tue 9/221:17 pm -
2 stops9h 45m
Deal found 9/3![Delta logo]()
$852
Last-minute flights from Portland to Twin FallsDiscover last-minute flight deals from Portland to Twin Falls. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Twin Falls. Data last updated September 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/31. 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 9/95:10 pm -
1 stop4h 08m
Sat 9/126:16 am -
1 stop3h 25m
Deal found 8/31![Delta logo]()
$566
This Delta deal was found by Cheapflights users on 9/1. 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 9/165:40 am -
1 stop5h 43m
Sun 9/206:16 am -
1 stop3h 25m
Deal found 9/1![Delta logo]()
$738
This Delta deal was found by Cheapflights users on 9/3. 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 9/185:10 pm -
1 stop4h 08m
Tue 9/226:16 am -
1 stop3h 25m
Deal found 9/3![Delta logo]()
$735
This Delta deal was found by Cheapflights users on 9/4. 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 10/85:33 am -
1 stop5h 52m
Mon 10/126:05 am -
1 stop3h 45m
Deal found 9/4![Delta logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/812:11 pm -
1 stop22h 49m
Mon 10/121:45 pm -
2 stops22h 09m
Deal found 9/4![Multiple Airlines logo]()
$396
One-way flights from Portland to Twin FallsSearch for one-way flight options from Portland to Twin Falls. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Portland to Twin Falls. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Delta deal was found by Cheapflights users on 8/31. 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 9/155:40 am -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Delta logo]()
$317
Find flight deals from Portland to Twin Falls
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $386 (Delta) |
One-way from | $317 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 5, 2026.
Use the filters below to find and compare flights from Portland to Twin Falls that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandTwin Falls
PDX Portland - TWF Twin Falls Joslin
PDXTWF
Portland
Tue 9/15
5:40 am-12:23 pm
1 stop5h 43m
Twin Falls Joslin
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$317
PortlandTwin Falls
PDX Portland - TWF Twin Falls Joslin
PDXTWF
Portland
Thu 10/8
5:33 am-12:25 pm
1 stop5h 52m
Twin Falls Joslin
Mon 10/12
6:05 am-8:50 am
1 stop3h 45m
$386
PortlandTwin Falls
PDX Portland - TWF Twin Falls Joslin
PDXTWF
Portland
Wed 9/16
5:40 am-12:23 pm
1 stop5h 43m
Twin Falls Joslin
Sun 9/20
6:16 am-8:41 am
1 stop3h 25m
$738
PortlandTwin Falls
PDX Portland - TWF Twin Falls Joslin
PDXTWF
Portland
Sun 11/15
2:15 pm-10:19 pm
2 stops7h 04m
Twin Falls Joslin
Fri 11/20
1:17 pm-9:57 pm
2 stops9h 40m
$790
PortlandTwin Falls
PDX Portland - TWF Twin Falls Joslin
PDXTWF
Portland
Fri 9/18
5:10 pm-10:18 pm
1 stop4h 08m
Twin Falls Joslin
Tue 9/22
1:17 pm-10:02 pm
2 stops9h 45m
$852
Sorted by cheapest first
Compare providers for flights from Portland 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 Portland 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 Portland-Twin Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Twin Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Twin Falls flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-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 Portland-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 Portland to Twin Falls
Have a flexible travel schedule? Discover the best time to fly to Twin Falls from Portland with our price prediction graph.
PDX-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 5, 2026.
Read through reviews of airlines operating flights from Portland to Twin Falls, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Portland 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
Jackpot
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 Portland
Popular flights
Twin Falls flight routes
Alternative routes for Portland to Twin Falls
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Twin Falls by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Twin Falls by cabin class
Find flights from Portland to Twin Falls, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Twin Falls flights
Browse other Portland and Twin Falls flight options. Last updated on September 5, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Twin Falls
Explore flights to Twin Falls departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 5, 2026.
Top airline flying from Portland to Twin Falls
Discover the top airline that operate flights from Portland 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 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$306 | Average$436 | FlexibilityNo cancel fee | On-timeN/A |