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Cheap flights from Idaho Falls to Lewiston from $492

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Lewiston departing on 3/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho Falls to Lewiston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$492Delta
Sun, Mar 29 - Fri, Apr 10
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$562Delta
Mon, Mar 30 - Sun, Apr 5
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
6:10 am - 10:16 pm
LWS
-
IDA
15h 06m
2 stops
$582Delta
Sun, Mar 29 - Tue, Apr 7
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$628Delta
Wed, Apr 1 - Sun, Apr 5
Delta Logo
6:55 pm - 11:00 pm
IDA
-
LWS
29h 05m
2 stops
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$637Delta
Mon, Mar 30 - Sun, Apr 5
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
12:10 pm - 10:16 pm
LWS
-
IDA
9h 06m
1 stop
$646Delta
Sun, Mar 29 - Tue, Apr 7
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
6:10 am - 10:16 pm
LWS
-
IDA
15h 06m
2 stops
$651Delta
Sun, Mar 29 - Sun, Apr 5
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
6:10 am - 10:16 pm
LWS
-
IDA
15h 06m
2 stops
$652Delta
Mon, Mar 30 - Tue, Apr 7
Delta Logo
6:55 pm - 11:27 am
IDA
-
LWS
17h 32m
1 stop
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$662Delta
Sat, Mar 28 - Sun, Apr 5
Delta Logo
5:45 am - 11:27 am
IDA
-
LWS
6h 42m
1 stop
Delta Logo
12:10 pm - 6:15 pm
LWS
-
IDA
5h 05m
1 stop
$664Delta
Sun, Mar 29 - Thu, Apr 2

Delta flights from Idaho Falls to Lewiston, Idaho

Our best Delta deals on Idaho Falls to Lewiston, Idaho flight tickets
Delta
Mar 29
IDA5:45 amIdaho Falls Fanning Field
6h 42m
1 stop
LWS11:27 amLewiston Nez Perce Rgnl
Apr 10
LWS12:10 pmLewiston Nez Perce Rgnl
5h 05m
1 stop
IDA6:15 pmIdaho Falls Fanning Field
$492
Delta
Mar 30
IDA5:45 amIdaho Falls Fanning Field
6h 42m
1 stop
LWS11:27 amLewiston Nez Perce Rgnl
Apr 5
LWS12:10 pmLewiston Nez Perce Rgnl
5h 05m
1 stop
IDA6:15 pmIdaho Falls Fanning Field
$562
Delta
Mar 29
IDA5:45 amIdaho Falls Fanning Field
6h 42m
1 stop
LWS11:27 amLewiston Nez Perce Rgnl
Apr 7
LWS6:10 amLewiston Nez Perce Rgnl
15h 06m
2 stops
IDA10:16 pmIdaho Falls Fanning Field
$582

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Lewiston, Idaho 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, momondo users made 832,500 searches. Data last updated March 18, 2026.
Use the filters below to find and compare flights from Idaho Falls to Lewiston, Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sun 3/29

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Fri 4/10

12:10 pm-6:15 pm

1 stop5h 05m

$492

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Mon 3/30

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Sun 4/5

12:10 pm-6:15 pm

1 stop5h 05m

$562

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sun 3/29

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Tue 4/7

6:10 am-10:16 pm

2 stops15h 06m

$582

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Wed 4/1

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Sun 4/5

12:10 pm-6:15 pm

1 stop5h 05m

$628

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Mon 3/30

6:55 pm-11:00 pm

2 stops29h 05m

Lewiston Nez Perce Rgnl

Sun 4/5

12:10 pm-6:15 pm

1 stop5h 05m

$637

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sun 3/29

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Tue 4/7

12:10 pm-10:16 pm

1 stop9h 06m

$646

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sun 3/29

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Sun 4/5

6:10 am-10:16 pm

2 stops15h 06m

$651

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Mon 3/30

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Tue 4/7

6:10 am-10:16 pm

2 stops15h 06m

$652

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sat 3/28

6:55 pm-11:27 am

1 stop17h 32m

Lewiston Nez Perce Rgnl

Sun 4/5

12:10 pm-6:15 pm

1 stop5h 05m

$662

Idaho FallsLewiston

IDA - LWS

IDALWS

Idaho Falls Fanning Field

Sun 3/29

5:45 am-11:27 am

1 stop6h 42m

Lewiston Nez Perce Rgnl

Thu 4/2

12:10 pm-6:15 pm

1 stop5h 05m

$664

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Lewiston from

How to get the cheapest flight ticket from Idaho Falls to Lewiston, Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Idaho Falls Fanning Field to Lewiston Nez Perce Rgnl?

Delta is the most popular carrier operating from Idaho Falls Fanning Field to Lewiston Nez Perce Rgnl

What airlines fly to Lewiston, Idaho?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Lewiston, Idaho from Idaho Falls according to our data. Alaska Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Lewiston, Idaho. Keep in mind that there are 3 different airlines that fly to Lewiston, Idaho on a routine basis, so you have a few additional options to choose from.

When to book flights from Idaho Falls to Lewiston, Idaho

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Lewiston, Idaho according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Lewiston, Idaho (IDA to LWS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Lewiston, Idaho

Fastest flight time

6h 42m

Direct flights

None
The fastest flight from Idaho Falls to Lewiston, Idaho takes 6h 42m
There are no direct flights from Idaho Falls to Lewiston, Idaho. There are no popular flight routes from Idaho Falls to Lewiston, Idaho.
Search flight deals

  • How far is Idaho Falls Fanning Field to Lewiston Nez Perce Rgnl by plane?

    The distance between Idaho Falls Fanning Field and Lewiston Nez Perce Rgnl is about 316.1 mi. In terms of flight time, this usually takes a little over 6h 42m.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Lewiston Nez Perce Rgnl Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to Lewiston Nez Perce Rgnl Airport are updated daily.

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Lewiston Nez Perce Rgnl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Idaho Falls Fanning Field Airport to Lewiston Nez Perce Rgnl Airport.

  • What documentation or ID do you need to fly to Lewiston Nez Perce Rgnl Airport?

    The travel and health documents required for your trip to Lewiston Nez Perce Rgnl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lewiston Nez Perce Rgnl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to Lewiston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho Falls to Lewiston. momondo saves you time and could save you money on your trip.

Can I find flights from Idaho Falls to Lewiston with flexible booking policies on momondo?

Flights from Idaho Falls to Lewiston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho Falls to Lewiston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Idaho Falls to Lewiston.

I’m not ready to book a flight from Idaho Falls to Lewiston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho Falls to Lewiston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Lewiston and let you know when they change.

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