What is the cheapest day to fly from Lewiston, Idaho to Chicago?

Travelers seeking maximum savings on their Lewiston, Idaho to Chicago flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Chicago 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 Chicago when rainfall is around 1.7 in.

If weather is an important factor for your trip to Chicago, 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).

What is the cheapest day to fly round-trip from Lewiston, Idaho to Chicago?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 64%.

What is the cheapest time of day to fly from LWS to CHI?

When flying from Lewiston, Idaho to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Lewiston to Chicago?

Lewiston Nez Perce Rgnl (LWS), located 1.9 mi from the city center, is the airport you fly out of when you book flights from Lewiston to Chicago. 1 airline have flights from Nez Perce Rgnl to Chicago on a regular basis. Booking flights from Lewiston Nez Perce Rgnl to Chicago should not be difficult; the airport handles an average of 0 outbound flights to Chicago per day.

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

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

How can I find direct flights from Lewiston to Chicago?

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

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

Yes. Cheapflights offers flight deals from Lewiston to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$518+ Flights from Lewiston, ID to Chicago

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Cheap flight deals from Lewiston to Chicago

Round-trip from	$518 (Delta)

From Lewiston Nez Perce Rgnl to Chicago (CHI)

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Cheapest flights from Lewiston to Chicago
Explore the most affordable flight options available from Lewiston to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Thu 8/142:00 pmLWS - ORD

1 stop6h 04mDelta

Mon 8/187:45 amORD - LWS

1 stop7h 34mDelta

Deal found 7/30

$518

Best flights from Lewiston to Chicago
Discover carefully curated flight deals from Lewiston to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Thu 8/142:00 pmLWS - ORD

1 stop6h 04mDelta

Mon 8/187:45 amORD - LWS

1 stop7h 34mDelta

Deal found 7/30

$518

Last-minute flights from Lewiston to Chicago
Discover last-minute flight deals from Lewiston to Chicago. Data last updated July 31, 2025 and is based on user searches.

Thu 8/142:00 pmLWS - ORD

1 stop6h 04mDelta

Mon 8/187:45 amORD - LWS

1 stop7h 34mDelta

Deal found 7/30

$518

Fly from

Fly to

Route

Depart

Return

Price

LewistonChicago

LWS - ORD

LWSORD

Lewiston Nez Perce Rgnl

Thu 8/14

2:00 pm-10:04 pm

1 stop6h 04m

Chicago O'Hare Intl

Mon 8/18

7:45 am-1:19 pm

1 stop7h 34m

$518

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Lewiston to Chicago

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

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

Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Chicago (average of $245). Flying from Lewiston, Idaho to Chicago in March is currently the most expensive (average of $321). 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.

Reviews of airlines servicing Chicago

Peruse reviews from past customers who have flown with Delta from Lewiston to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Lewiston to Chicago?
Lewiston Nez Perce Rgnl (LWS), located 1.9 mi from the city center, is the airport you fly out of when you book flights from Lewiston to Chicago. 1 airline have flights from Nez Perce Rgnl to Chicago on a regular basis. Booking flights from Lewiston Nez Perce Rgnl to Chicago should not be difficult; the airport handles an average of 0 outbound flights to Chicago per day.
Can I find deals for flights from Lewiston to Chicago that include hotel bookings?
Yes. In addition to deals on Lewiston to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Lewiston to Chicago?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lewiston to Chicago.
Can I find deals for business class flights from Lewiston to Chicago?
Yes. Cheapflights offers flight deals from Lewiston to Chicago 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 Chicago?
Currently, August is the cheapest month in which you can book a flight from Lewiston, Idaho to Chicago (average of $245). Flying from Lewiston, Idaho to Chicago in March is currently the most expensive (average of $321). 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 Chicago

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$258	Average$467	FlexibilityNo cancel fee	On-timeN/A

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$518+ Cheap flights from Lewiston, ID (LWS) to Chicago (CHI)

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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Lewiston to Chicago with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Lewiston to Chicago

Round-trip from

Find flight deals from Lewiston to Chicago

Cheapest flights from Lewiston to ChicagoExplore the most affordable flight options available from Lewiston to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Lewiston to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Lewiston to Chicago that are best for you.

Best time to book a flight from Lewiston to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Lewiston with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Lewiston to Chicago

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

Reviews of airlines servicing Chicago

Peruse reviews from past customers who have flown with Delta from Lewiston to Chicago to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

How can I find direct flights from Lewiston to Chicago?

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

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

Traveling to a place near Chicago?

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Alternative routes for Lewiston to Chicago

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Lewiston to Chicago

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Travel Smart

Cheapest flights from Lewiston to Chicago
Explore the most affordable flight options available from Lewiston to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.