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Lewiston

$360+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LWS
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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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 December 16, 2025.

This Delta deal was found by Cheapflights users on 12/15. 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.
Mon 12/292:18 pmSTL - LWS
2 stops10h 12mDelta
Sat 1/312:16 pmLWS - STL
1 stop7h 18mDelta
Deal found 12/15$1,514
This Delta deal was found by Cheapflights users on 12/14. 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 12/307:25 amORD - LWS
1 stop6h 11mDelta
Sat 1/312:16 pmLWS - ORD
1 stop7h 20mDelta
Deal found 12/14$1,588

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 December 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$360
(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 December 16, 2025.
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 1/6

2:20 pm-8:59 pm

1 stop8h 39m

Lewiston Nez Perce Rgnl

Sat 1/10

7:05 am-9:43 pm

2 stops12h 38m

$360

St. LouisLewiston

STL - LWS

STLLWS

Lambert-St Louis

Mon 12/29

2:18 pm-10:30 pm

2 stops10h 12m

Lewiston Nez Perce Rgnl

Sat 1/3

12:16 pm-9:34 pm

1 stop7h 18m

$1,514

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Tue 12/30

7:25 am-11:36 am

1 stop6h 11m

Lewiston Nez Perce Rgnl

Sat 1/3

12:16 pm-9:36 pm

1 stop7h 20m

$1,588

ChicagoLewiston

ORD - LWS

ORDLWS

Chicago O'Hare Intl

Wed 12/24

2:15 pm-8:52 pm

1 stop8h 37m

$553

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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 8h 39m. 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, Lambert-St Louis - 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.

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