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Cheap flights from Idaho (ID) to Illinois (IL)

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How to find the cheapest flight from
Idaho to Illinois

How far in advance should I book a flight from Idaho to Illinois?

Users have found that booking a flight from Idaho to Illinois at least 37 days early can save you up to 10% on average compared to booking a flight this week. If booking 37 days before your flight isn’t an option for you, users have found flights from Idaho to Illinois for as little as $177 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $177 for flights departing within the next 3 days.

Cheap flights from Idaho to Illinois in August, September 2020

The best prices found for Idaho to Illinois flights for August, September
6 Aug - 13 Aug
$144pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
10 Aug - 15 Aug
$165pp
GEG
Spokane
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
GEG
Spokane
2 Aug - 9 Aug
$165pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
BOI
Boise Air Term. Gowen Fld

Idaho to Illinois 2020 flight deals

Cheap flights to Illinois from Idaho found for this year
6 Aug - 13 Aug
$144pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
10 Sep - 13 Sep
$153pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
 
1 STOP
BOI
Boise Air Term. Gowen Fld
10 Aug - 15 Aug
$165pp
GEG
Spokane
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
GEG
Spokane

Non-stop flights to Illinois from Idaho

Save time with Idaho to Illinois direct flight deals
6 Aug - 13 Aug
$217pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld
5 Aug - 9 Aug
$227pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld
31 Jul - 2 Aug
$237pp
BOI
Boise Air Term. Gowen Fld
Multiple Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
BOI
Boise Air Term. Gowen Fld

Last minute flights from Idaho to Illinois

Late deals on round-trip flights to Illinois from Idaho, departing today and this week
27 Jul - 2 Aug
$177pp
GEG
Spokane
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
GEG
Spokane
24 Jul - 27 Jul
$197pp
GEG
Spokane
Multiple Airlines
   
2 STOPS
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Multiple Airlines
   
2 STOPS
GEG
Spokane
29 Jul - 30 Jul
$228pp
GEG
Spokane
Multiple Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
GEG
Spokane

One-way flights to Illinois from Idaho

The cheapest one-way flights from Idaho to Illinois
6:20 pm - 2:13 am
Multiple Airlines
1 Stop
6h 53m
BOI - ORD
Multiple Airlines
$66
FlyFar
1:09 pm - 2:13 am
Multiple Airlines
1 Stop
12h 04m
BOI - ORD
Multiple Airlines
$70
Kiwi.com
9:30 am - 5:41 pm
Delta
1 Stop
6h 11m
GEG - ORD
Delta
$114
Delta

Related info for your journey

Useful info, stats and facts about Idaho to Illinois flights.

Flight FAQs

From Idaho to Illinois

Are flight prices decreasing from Idaho to Illinois due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Idaho and Illinois for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Idaho to Illinois for under $200 on Cheapflights?

Yes, there are multiple flights from Idaho to Illinois for under $200. The cheapest flight booked recently is on Multiple Airlines for just $144, but on average you can expect to pay $184.

Are there nonstop flights from Idaho to Illinois for under $300 on Cheapflights?

Cheapflights has at least 16 direct flights from Idaho to Illinois under $300. A good price for a nonstop flight from Idaho to Illinois is less than $371.

Are there last-minute flights available from Idaho to Illinois for under $200?

There are currently 20+ open flights from Idaho to Illinois within the next 7 days for less than $200.

What are the most popular airlines that fly from Idaho to Illinois?

Before booking your flight from Idaho to Illinois check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

What are the most popular routes from Idaho to Illinois?

When deciding which route to take from Idaho to Illinois consider Boise Air Term. Gowen Fld - Chicago O'Hare Intl, Boise Air Term. Gowen Fld - Moline Quad-City or Spokane - Chicago O'Hare Intl as they are the most popular.

What are the cheapest Flights from Idaho to Illinois?

Looking for the cheapest flight from Idaho to Illinois? While on average our users pay $387, our data indicates the cheapest price to be $146. The most popular route (Boise Air Term. Gowen Fld - Chicago O'Hare Intl), is priced around $182.

What are the most reliable airlines from Idaho to Illinois?

Before booking your flight to Illinois from Idaho, check out the most reliable airlines to get you to your destination on time: American Airlines (96%), SkyWest Airlines (96%), Envoy Air( 92%).

How long is the flight from Idaho to Illinois?

A quick flight from Idaho to Illinois can take about 4h 59m. Delta provides one of the quickest options available for as low as $226.

What is the cheapest airline to fly from Idaho to Illinois round-trip?

Our cheapest airline available from Idaho to Illinois is Delta. Our recent data shows that you can find tickets from as low as $204 on this airline.

What are the cheapest airlines to fly from Idaho to Illinois one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $102.

Destination points for flights from Idaho to Illinois

Destination information for Illinois

Things to know before you go. Useful info for your trip from Idaho to Illinois

Airports servicing

Idaho Falls (IDA)
Lewiston (LWS)
Pocatello (PIH)
Friedman Memorial (SUN)
Twin Falls (TWF)

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)
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