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Idaho Falls

$344+ Cheap flights from Lewiston, ID to Idaho Falls (LWS - IDA)

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 8/1. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — IDA
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from Lewiston to Idaho Falls

One-way flights from Lewiston to Idaho Falls
Search for one-way flight options from Lewiston to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated June 27, 2026.

This Delta deal was found by Cheapflights users on 6/27. 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.
Sat 8/112:18 pm
LWS
-
IDA
1 stop5h 00m
Delta
Deal found 6/27$344

Find flight deals from Lewiston to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Lewiston (LWS) to Idaho Falls (IDA). 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 June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Lewiston Nez Perce Rgnl-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lewiston Nez Perce Rgnl-Idaho Falls Fanning Field flights.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Lewiston to Idaho 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 June 27, 2026.
Use the filters below to find and compare flights from Lewiston to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way
Quickest one-way

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

Sat 8/1

12:18 pm-6:18 pm

1 stop5h 00m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/27

Sorted by cheapest first

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

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Lewiston 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.

Related info for your journey

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

  • Can I find deals for flights from Lewiston to Idaho Falls that include hotel bookings?

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

  • How can I find direct flights from Lewiston to Idaho Falls?

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

  • Can I find deals for business class flights from Lewiston to Idaho Falls?

    Yes. Cheapflights offers flight deals from Lewiston to Idaho 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.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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