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$492+ Cheap flights from Lewiston, ID (LWS) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
LWS — ORD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Lewiston to Illinois

Keep the following information in mind while searching for Lewiston to Illinois flight deals. Data was last updated March 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars
Provider with most accurate pricing for Lewiston Nez Perce Rgnl-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lewiston Nez Perce Rgnl-Chicago (CHI) flights.
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Find flight deals from Lewiston to Illinois

Cheapest flights from Lewiston to Illinois
Explore the most affordable flight options available from Lewiston to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Delta deal was found by Cheapflights users on 3/27. 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.
Thu 4/312:30 pmLWS - ORD
2 stops9h 29mDelta
Mon 4/74:00 pmORD - LWS
2 stops8h 34mDelta
Deal found 3/27$793

Cheapflights Fare Finder

Customize your flight search to find flights from Lewiston to Illinois 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 March 28, 2025.
Use the filters below to find and compare flights from Lewiston to Illinois that are best for you.

Fly from

Lewiston

Fly to

Illinois

Route

Depart

Return

Price

LewistonChicago

LWS - ORD

LWSORD

Lewiston Nez Perce Rgnl

Thu 4/3

12:30 pm-11:59 pm

2 stops9h 29m

$492

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Best time to book a flight from Lewiston to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Illinois (average of $245). Flying from Lewiston, Idaho to Illinois in March is currently the most expensive (average of $323). 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.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated March 28, 2025.
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Lewiston to Illinois. 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 from for flights from Lewiston to Illinois?

    For a flight from Lewiston to Illinois, you will be flying from Nez Perce Rgnl. Lewiston Nez Perce Rgnl (LWS) is just 1.9 mi from the center of the city.

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

    Most travelers choose Lewiston Nez Perce Rgnl - Chicago O'Hare Intl, Lewiston Nez Perce Rgnl - Lambert-St Louis or Lewiston Nez Perce Rgnl - Bloomington-Normal when deciding on the best route from Lewiston, Idaho to Illinois.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Illinois (average of $245). Flying from Lewiston, Idaho to Illinois in March is currently the most expensive (average of $323). 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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Top airline flying from Lewiston to Illinois

Discover the top airline that operate flights from Lewiston to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$467FlexibilityNo cancel feeOn-timeN/A
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