HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$477+ Cheap flights from Lewiston, ID to Idaho Falls (LWS - IDA)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — IDA
ene. 2 — ene. 91
vie. 1/2
vie. 1/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Lewiston to Idaho 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 Lewiston to Idaho Falls

Cheapest flights from Lewiston to Idaho Falls
Explore the most affordable flight options available from Lewiston to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 3, 2025.

This Delta deal was found by Cheapflights users on 12/1. 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.
mar. 12/1612:17 pmLWS - IDA
1 stop5h 09mDelta
sáb. 12/205:55 amIDA - LWS
1 stop6h 41mDelta
Deal found 12/1$898
This Delta deal was found by Cheapflights users on 12/2. 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.
mié. 12/1712:17 pmLWS - IDA
1 stop5h 09mDelta
dom. 12/215:55 amIDA - LWS
1 stop6h 41mDelta
Deal found 12/2$1,048

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 diciembre 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$477
(Delta)
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.
Search Deals
From Lewiston Nez Perce Rgnl to Idaho Falls Fanning Field
Search Deals

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 diciembre 3, 2025.
Use the filters below to find and compare flights from Lewiston to Idaho Falls that are best for you.

Fly from

Lewiston

Fly to

Idaho Falls

Route

Depart

Return

Price

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

sáb. 5/2

12:30 pm-10:14 pm

1 stop8h 44m

Idaho Falls Fanning Field

mar. 5/5

6:50 pm-11:42 am

1 stop17h 52m

$477

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

mar. 12/16

12:17 pm-6:26 pm

1 stop5h 09m

Idaho Falls Fanning Field

sáb. 12/20

5:55 am-11:36 am

1 stop6h 41m

$898

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

mié. 12/17

12:17 pm-6:26 pm

1 stop5h 09m

Idaho Falls Fanning Field

dom. 12/21

5:55 am-11:36 am

1 stop6h 41m

$1,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

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 December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 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 Expedia the most. Expedia 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.

Cheapflights Insights

Everything you need to know about your flight from Lewiston to Idaho Falls

What is the cheapest month to book a flight from Lewiston, Idaho to Idaho Falls?

Currently, January is the cheapest month in which you can book a flight from Lewiston, Idaho to Idaho Falls (average of $191). Flying from Lewiston, Idaho to Idaho Falls in July is currently the most expensive (average of $573). 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 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.

  • How long is the flight from Lewiston, Idaho to Idaho Falls?

    There are many flights that can get you from Lewiston, Idaho to Idaho Falls in 8h 44m. Fly via Delta to get the fastest option. The distance from Lewiston, Idaho to Idaho Falls is about 312 mi.

  • 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.

  • What is the cheapest month to book a flight from Lewiston, Idaho to Idaho Falls?

    Currently, January is the cheapest month in which you can book a flight from Lewiston, Idaho to Idaho Falls (average of $191). Flying from Lewiston, Idaho to Idaho Falls in July is currently the most expensive (average of $573). 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 Idaho Falls?

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

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.