Cheap flights from Illinois to Lewiston from $386

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Lewiston departing on 11/7. 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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Find the cheapest flights from Illinois to Lewiston

Cheap round-trip flights

Delta Logo
2:29 pm - 9:03 pmSTL-LWS
8h 34m2 stops
Delta Logo
7:05 am - 8:35 pmLWS-STL
11h 30m2 stops
$386Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
2:29 pm - 9:03 pmSTL-LWS
8h 34m2 stops
Delta Logo
7:05 am - 8:35 pmLWS-STL
11h 30m2 stops
$406Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
1:00 pm - 9:03 pmORD-LWS
10h 03m2 stops
Delta Logo
7:05 am - 5:15 pmLWS-ORD
8h 10m1 stop
$472Delta
Find Deal
Thu, Sep 4 - Thu, Sep 11
Delta Logo
6:50 am - 1:22 pmSTL-LWS
8h 32m1 stop
Delta Logo
12:30 pm - 11:02 pmLWS-STL
8h 32m2 stops
$483Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
6:50 am - 1:22 pmSTL-LWS
8h 32m1 stop
Delta Logo
12:30 pm - 11:02 pmLWS-STL
8h 32m2 stops
$562Delta
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
1:00 pm - 9:03 pmORD-LWS
10h 03m2 stops
Delta Logo
7:05 am - 8:20 pmLWS-ORD
11h 15m2 stops
$605Delta
Find Deal
Thu, Sep 4 - Thu, Sep 11
Delta Logo
7:45 am - 1:19 pmORD-LWS
7h 34m1 stop
Delta Logo
7:05 am - 5:15 pmLWS-ORD
8h 10m1 stop
$616Delta
Find Deal
Thu, Sep 4 - Thu, Sep 11
Delta Logo
6:05 am - 9:05 pmBMI-LWS
17h 00m2 stops
Delta Logo
7:05 am - 10:11 pmLWS-BMI
13h 06m2 stops
$634Delta
Find Deal
Sat, Sep 27 - Wed, Oct 1
Delta Logo
2:25 pm - 9:03 pmSTL-LWS
8h 38m2 stops
Delta Logo
7:05 am - 4:45 pmLWS-STL
7h 40m2 stops
$1,279Delta
Find Deal
Fri, Aug 29 - Mon, Sep 1
Delta Logo
7:35 am - 1:19 pmSTL-LWS
7h 44m1 stop
Delta Logo
7:05 am - 4:45 pmLWS-STL
7h 40m2 stops
$1,424Delta
Find Deal
Fri, Aug 29 - Mon, Sep 1

Delta flights from Illinois to Lewiston, Idaho

Our best Delta deals on Illinois to Lewiston, Idaho flight tickets
Delta
Nov 7
STL2:29 pmLambert-St Louis
8h 34m
2 stops
LWS9:03 pmLewiston Nez Perce Rgnl
Nov 11
LWS7:05 amLewiston Nez Perce Rgnl
11h 30m
2 stops
STL8:35 pmLambert-St Louis
Delta
Nov 7
STL2:29 pmLambert-St Louis
8h 34m
2 stops
LWS9:03 pmLewiston Nez Perce Rgnl
Nov 11
LWS7:05 amLewiston Nez Perce Rgnl
11h 30m
2 stops
STL8:35 pmLambert-St Louis
Delta
Sep 4
ORD1:00 pmChicago O'Hare Intl
10h 03m
2 stops
LWS9:03 pmLewiston Nez Perce Rgnl
Sep 11
LWS7:05 amLewiston Nez Perce Rgnl
8h 10m
1 stop
ORD5:15 pmChicago O'Hare Intl

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 August 14, 2025.
Use the filters below to find and compare flights from Illinois to Lewiston, Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 11/7

2:29 pm-9:03 pm

2 stops8h 34m

Lewiston Nez Perce Rgnl

Tue 11/11

7:05 am-8:35 pm

2 stops11h 30m

$386

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 11/7

2:29 pm-9:03 pm

2 stops8h 34m

Lewiston Nez Perce Rgnl

Tue 11/11

7:05 am-8:35 pm

2 stops11h 30m

$406

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Thu 9/4

1:00 pm-9:03 pm

2 stops10h 03m

Lewiston Nez Perce Rgnl

Thu 9/11

7:05 am-5:15 pm

1 stop8h 10m

$472

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 11/7

6:50 am-1:22 pm

1 stop8h 32m

Lewiston Nez Perce Rgnl

Tue 11/11

12:30 pm-11:02 pm

2 stops8h 32m

$483

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 11/7

6:50 am-1:22 pm

1 stop8h 32m

Lewiston Nez Perce Rgnl

Tue 11/11

12:30 pm-11:02 pm

2 stops8h 32m

$562

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Thu 9/4

1:00 pm-9:03 pm

2 stops10h 03m

Lewiston Nez Perce Rgnl

Thu 9/11

7:05 am-8:20 pm

2 stops11h 15m

$605

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Thu 9/4

7:45 am-1:19 pm

1 stop7h 34m

Lewiston Nez Perce Rgnl

Thu 9/11

7:05 am-5:15 pm

1 stop8h 10m

$616

BloomingtonLewiston

BMI - LWS

BMILWS

Bloomington-Normal

Sat 9/27

6:05 am-9:05 pm

2 stops17h 00m

Lewiston Nez Perce Rgnl

Wed 10/1

7:05 am-10:11 pm

2 stops13h 06m

$634

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 8/29

2:25 pm-9:03 pm

2 stops8h 38m

Lewiston Nez Perce Rgnl

Mon 9/1

7:05 am-4:45 pm

2 stops7h 40m

$1,279

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Fri 8/29

7:35 am-1:19 pm

1 stop7h 44m

Lewiston Nez Perce Rgnl

Mon 9/1

7:05 am-4:45 pm

2 stops7h 40m

$1,424

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Lewiston from

How to get the cheapest flight ticket from Illinois 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 day to depart on your flight to Lewiston, Idaho?

According to our data, Saturday is the cheapest day to fly to Lewiston, Idaho from Illinois. The lowest ticket price found for a Saturday departure recently was $536. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Illinois to Lewiston, Idaho on a Thursday will generally be more expensive and average around $567. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Lewiston, Idaho?

According to our data, the cheapest time of day to fly to Lewiston, Idaho is at noon. momondo users have found flights departing from Illinois to Lewiston, Idaho at noon for as low as $420. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $517.

Can stopping save me money on Illinois to Lewiston, Idaho flights?

You could potentially save up to 59% on your flight if you consider stops on a Illinois to Lewiston, Idaho flight.

Cheap Illinois to Lewiston, Idaho flight deals and tips

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

Best Price Found

$386

Fastest flight time

7h 34m

Direct flights

None

Airports in Lewiston, Idaho

1 airport
The best flight deal from Illinois to Lewiston, Idaho found on momondo in the last 72 hours is $386
The fastest flight from Illinois to Lewiston, Idaho takes 7h 34m
There are no direct flights from Illinois to Lewiston, Idaho. Popular non-direct routes for this connection are Lambert-St Louis Airport - Lewiston Nez Perce Rgnl Airport, Bloomington-Normal Airport - Lewiston Nez Perce Rgnl Airport and Chicago O'Hare Intl Airport - Lewiston Nez Perce Rgnl Airport.
There is 1 airport near Lewiston, Idaho: Lewiston Nez Perce Rgnl (LWS)
  • When did momondo last update prices for flights from Illinois to Lewiston Nez Perce Rgnl Airport?

    Prices for flights from Illinois to Lewiston Nez Perce Rgnl Airport are updated daily.

  • How old do you have to be to fly from Illinois to Lewiston Nez Perce Rgnl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Lewiston Nez Perce Rgnl Airport.

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

    The required travel and health documents for your Lewiston Nez Perce Rgnl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lewiston Nez Perce Rgnl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Lewiston from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Lewiston quick and easy, saving you time and money.

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

Flights from Illinois 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 Illinois to Lewiston?

momondo provides multiple filters to help you find the best flight to Lewiston from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Illinois to Lewiston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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1 adult
Tue 8/19
Tue 8/26

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