HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lewiston

$548+ Cheap flights from Illinois to Lewiston, ID (LWS)

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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LWS
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Lewiston 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 Illinois to Lewiston

Cheapest flights from Illinois to Lewiston
Explore the most affordable flight options available from Illinois to Lewiston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Delta deal was found by Cheapflights users on 2/1. 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.
Tue 6/97:15 am
ORD
-
LWS
1 stop6h 27m
Delta
Sun 6/149:00 am
LWS
-
ORD
1 stop6h 22m
Delta
Deal found 2/1$548
This Delta deal was found by Cheapflights users on 2/1. 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.
Sat 2/147:15 am
ORD
-
LWS
1 stop6h 20m
Delta
Tue 2/177:00 am
LWS
-
ORD
2 stops12h 30m
Delta
Deal found 2/1$648

Find flight deals from Illinois to Lewiston

Keep the following information in mind while searching for Illinois to Lewiston flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$548
(Delta)
Provider with most accurate pricing for Chicago (CHI)-Lewiston Nez Perce Rgnl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Lewiston Nez Perce Rgnl flights.
Search Deals
From Illinois to Lewiston Nez Perce Rgnl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Lewiston 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 February 3, 2026.
Use the filters below to find and compare flights from Illinois to Lewiston that are best for you.

Fly from

Illinois

Fly to

Lewiston

Route

Depart

Return

Price

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Tue 6/9

7:15 am-11:42 am

1 stop6h 27m

Lewiston Nez Perce Rgnl

Sun 6/14

9:00 am-5:22 pm

1 stop6h 22m

$548

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Sat 2/14

7:15 am-11:35 am

1 stop6h 20m

Lewiston Nez Perce Rgnl

Tue 2/17

7:00 am-9:30 pm

2 stops12h 30m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Best time to book a flight from Illinois to Lewiston

Have a flexible travel schedule? Discover the best time to fly to Lewiston from Illinois 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 Illinois to Lewiston

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

Currently, October is the cheapest month in which you can book a flight from Illinois to Lewiston, Idaho (average of $113). Flying from Illinois to Lewiston, Idaho in July is currently the most expensive (average of $286). 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 Illinois to Lewiston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lewiston from Illinois?

    Located just 1.9 mi from the city center, Lewiston Nez Perce Rgnl (LWS) is the airport most travelers will use when flying to Lewiston from Illinois.

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

    Airlines like Delta fly from Illinois to Lewiston, Idaho in about 6h 27m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 1464 mi.

  • What are the most popular routes from Illinois to Lewiston, Idaho?

    When deciding which route to take from Illinois to Lewiston, Idaho consider Bloomington-Normal - Lewiston Nez Perce Rgnl, Chicago Midway - Lewiston Nez Perce Rgnl or Chicago O'Hare Intl - Lewiston Nez Perce Rgnl as they are the most popular.

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

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

  • How can I find direct flights from Illinois to Lewiston?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Lewiston 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 Illinois to Lewiston, Idaho?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Lewiston, Idaho (average of $113). Flying from Illinois to Lewiston, Idaho in July is currently the most expensive (average of $286). 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

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 for Illinois to Lewiston

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Jackson flights
John F Kennedy Intl to Jackson flights
O'Hare Intl to Jackson flights
Los Angeles to Jackson flights
LaGuardia to Jackson flights
Seattle to Spokane flights
Seattle to Boise flights
Dallas/Fort Worth to Jackson flights
Los Angeles to Boise flights
Boston to Jackson flights
O'Hare Intl to Boise flights
Dallas/Fort Worth to Spokane flights
Denver to Spokane flights
Minneapolis to Spokane flights
San Francisco to Spokane flights
Atlanta to Jackson flights
Dulles Intl to Jackson flights
Sky Harbor Intl to Boise flights
Minneapolis to Boise flights
Los Angeles to Spokane flights
Burbank to Boise flights
O'Hare Intl to Spokane flights
Denver to Jackson flights
Charlotte to Jackson flights
Santa Ana to Boise flights
Denver to Boise flights
Portland to Boise flights
Reagan-National to Jackson flights
Dallas/Fort Worth to Boise flights
Sky Harbor Intl to Spokane flights
San Francisco to Jackson flights
Atlanta to Boise flights
Spokane to Boise flights
Baltimore to Jackson flights
Portland to Spokane flights
San Francisco to Boise flights
Philadelphia to Jackson flights
Hobby to Spokane flights
Los Angeles to Hailey flights
San Jose to Boise flights
Ontario to Jackson flights
John F Kennedy Intl to Boise flights
Sacramento to Spokane flights
Philadelphia to Boise flights
Newark to Boise flights
Newark to Spokane flights
Sacramento to Boise flights
Hobby to Boise flights
San Jose to Spokane flights
Midway to Jackson flights

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.