What is the cheapest airline that flies from Missoula Johnson-Bell Field to Illinois?

Alaska Airlines, Frontier, and Delta are the most popular carriers operating from Missoula Johnson-Bell Field to Illinois

How many flights depart from Missoula to Illinois on average per day?

The number of flights available between Missoula and Illinois is 1 per day as of October 2025. The most frequent departure time is 12:00PM, with 72% of daily flights leaving in the afternoon.

How many flights depart from Missoula to Illinois on average per week?

As of October 2025, 7 flights take off from Missoula and land in Illinois each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

What airlines fly to Illinois?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Illinois from Missoula according to our data. American Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 4 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Illinois?

Prices for flights from Missoula Johnson-Bell Field Airport to Illinois were last updated today.

How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Illinois?

The number of operators available for flights from Missoula Johnson-Bell Field Airport to Illinois is 4 as of October 2025.

How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missoula Johnson-Bell Field Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$98 Cheap Flights from Missoula to Illinois in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Missoula to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:21 pm - 5:50 pmMSO-ORD

3h 29mnonstop

9:55 am - 12:50 pmORD-MSO

3h 55mnonstop

$191American Airlines

Find Deal

Wed, Jan 21 - Mon, Jan 26

2:03 pm - 11:55 pmMSO-ORD

8h 52m1 stop

3:35 pm - 11:46 pmORD-MSO

9h 11m1 stop

$210Alaska Airlines

Find Deal

Wed, Jan 21 - Mon, Jan 26

2:35 pm - 11:59 pmMSO-ORD

8h 24m1 stop

7:45 am - 1:52 pmORD-MSO

7h 07m1 stop

$240Alaska Airlines

Find Deal

Wed, Feb 25 - Sun, Mar 1

7:00 am - 3:37 pmMSO-ORD

7h 37m1 stop

9:55 am - 12:50 pmORD-MSO

3h 55mnonstop

$241American Airlines

Find Deal

Wed, Jan 21 - Mon, Jan 26

5:30 am - 12:26 pmMSO-ORD

5h 56m1 stop

9:30 am - 5:27 pmORD-MSO

8h 57m2 stops

$242Delta

Find Deal

Wed, Jan 21 - Mon, Jan 26

5:30 am - 4:48 pmMSO-ORD

10h 18m2 stops

9:30 am - 5:27 pmORD-MSO

8h 57m2 stops

$247Delta

Find Deal

Wed, Jan 21 - Mon, Jan 26

10:25 pm - 5:32 amMSO-ORD

30h 07m1 stop

9:22 pm - 9:35 pmORD-MSO

25h 13m2 stops

$312Multiple Airlines

Find Deal

Fri, Nov 7 - Thu, Nov 13

8:44 pm - 7:34 pmMSO-ORD

21h 50m1 stop

6:30 am - 9:36 pmORD-MSO

16h 06m2 stops

$331Multiple Airlines

Find Deal

Mon, Oct 27 - Fri, Oct 31

2:35 pm - 9:11 pmMSO-MLI

5h 36m1 stop

8:48 am - 1:33 pmMLI-MSO

5h 45m1 stop

$429United Airlines

Find Deal

Wed, Dec 10 - Sat, Dec 13

2:35 pm - 9:11 pmMSO-MLI

5h 36m1 stop

1:00 pm - 9:18 pmMLI-MSO

9h 18m2 stops

$435United Airlines

Find Deal

Wed, Dec 10 - Sat, Dec 13

American Airlines flights from Missoula to Illinois

Our best American Airlines deals on Missoula to Illinois flight tickets

American Airlines

Jan 21

MSO1:21 pmMissoula Johnson-Bell Field

3h 29m

ORD5:50 pmChicago O'Hare Intl

Jan 26

ORD9:55 amChicago O'Hare Intl

3h 55m

MSO12:50 pmMissoula Johnson-Bell Field

$191

Find similar

American Airlines

Jan 21

MSO7:00 amMissoula Johnson-Bell Field

7h 37m

1 stop

ORD3:37 pmChicago O'Hare Intl

Jan 26

ORD9:55 amChicago O'Hare Intl

3h 55m

MSO12:50 pmMissoula Johnson-Bell Field

$241

Find similar

American Airlines

Feb 25

MSO1:05 pmMissoula Johnson-Bell Field

3h 30m

ORD5:35 pmChicago O'Hare Intl

Mar 1

ORD9:45 amChicago O'Hare Intl

3h 40m

MSO12:25 pmMissoula Johnson-Bell Field

$261

Find similar

Alaska Airlines flights from Missoula to Illinois

Our best Alaska Airlines deals on Missoula to Illinois flight tickets

Alaska Airlines

Jan 21

MSO2:03 pmMissoula Johnson-Bell Field

8h 52m

1 stop

ORD11:55 pmChicago O'Hare Intl

Jan 26

ORD3:35 pmChicago O'Hare Intl

9h 11m

1 stop

MSO11:46 pmMissoula Johnson-Bell Field

$210

Find similar

Alaska Airlines

Feb 25

MSO2:35 pmMissoula Johnson-Bell Field

8h 24m

1 stop

ORD11:59 pmChicago O'Hare Intl

Mar 1

ORD7:45 amChicago O'Hare Intl

7h 07m

1 stop

MSO1:52 pmMissoula Johnson-Bell Field

$240

Find similar

Alaska Airlines

Nov 12

MSO5:30 amMissoula Johnson-Bell Field

6h 39m

1 stop

ORD1:09 pmChicago O'Hare Intl

Nov 18

ORD3:25 pmChicago O'Hare Intl

9h 18m

1 stop

MSO11:43 pmMissoula Johnson-Bell Field

$249

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

1:21 pm-5:50 pm

Nonstop3h 29m

Chicago O'Hare Intl

Mon 1/26

9:55 am-12:50 pm

Nonstop3h 55m

$191

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

2:03 pm-11:55 pm

1 stop8h 52m

Chicago O'Hare Intl

Mon 1/26

3:35 pm-11:46 pm

1 stop9h 11m

$210

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 2/25

2:35 pm-11:59 pm

1 stop8h 24m

Chicago O'Hare Intl

Sun 3/1

7:45 am-1:52 pm

1 stop7h 07m

$240

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

7:00 am-3:37 pm

1 stop7h 37m

Chicago O'Hare Intl

Mon 1/26

9:55 am-12:50 pm

Nonstop3h 55m

$241

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

5:30 am-12:26 pm

1 stop5h 56m

Chicago O'Hare Intl

Mon 1/26

9:30 am-5:27 pm

2 stops8h 57m

$242

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Wed 1/21

5:30 am-4:48 pm

2 stops10h 18m

Chicago O'Hare Intl

Mon 1/26

9:30 am-5:27 pm

2 stops8h 57m

$247

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Fri 11/7

10:25 pm-5:32 am

1 stop30h 07m

Chicago O'Hare Intl

Thu 11/13

9:22 pm-9:35 pm

2 stops25h 13m

$312

MissoulaChicago

MSO - ORD

MSOORD

Missoula Johnson-Bell Field

Mon 10/27

8:44 pm-7:34 pm

1 stop21h 50m

Chicago O'Hare Intl

Fri 10/31

6:30 am-9:36 pm

2 stops16h 06m

$331

MissoulaMoline

MSO - MLI

MSOMLI

Missoula Johnson-Bell Field

Wed 12/10

2:35 pm-9:11 pm

1 stop5h 36m

Moline Quad-City

Sat 12/13

8:48 am-1:33 pm

1 stop5h 45m

$429

MissoulaMoline

MSO - MLI

MSOMLI

Missoula Johnson-Bell Field

Wed 12/10

2:35 pm-9:11 pm

1 stop5h 36m

Moline Quad-City

Sat 12/13

1:00 pm-9:18 pm

2 stops9h 18m

$435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missoula to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Missoula is in November. Flight prices, which tend to average around $268, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of November, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $289.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Missoula to Illinois is on a Tuesday when prices can be found for as low as $466. Flights from Missoula to Illinois on a Monday will generally be more expensive and average around $642. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Missoula to Illinois during this time can be as low as $383. Flights at noon are often more expensive with an average ticket price of $662.

What is the cheapest Missoula Johnson-Bell Field to Illinois flight route?

Fly from Missoula Johnson-Bell Field to Chicago O'Hare Intl for the best Missoula Johnson-Bell Field - Illinois flight prices

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

You are more likely to see cheaper flights to Illinois from Missoula when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Missoula for as low as $299 on momondo.

What cabin class options are available on Missoula Johnson-Bell Field to Illinois flights?

There are 4 cabin classes available to choose from on Missoula Johnson-Bell Field to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missoula to Illinois flights?

No. A direct flight is the cheapest option for a flight between Missoula to Illinois.

Cheap Missoula to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Illinois

Best Price Found	$283
Fastest flight time	3h 29m
Direct flights	Mon, Thu, Fri, Sat and Sun
Airports in Illinois	1 airport

The best one-way flight to Illinois from Missoula in the past 72 hours is $283. The best round-trip flight deal from Missoula to Illinois found on momondo in the last 72 hours is $413.

The fastest flight from Missoula to Illinois takes 3h 29m

Direct flights go from Missoula to Illinois on Monday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Illinois: Chicago O'Hare Intl (ORD)

Search flight deals

When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Illinois?
Prices for flights from Missoula Johnson-Bell Field Airport to Illinois were last updated today.
How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Illinois?
The number of operators available for flights from Missoula Johnson-Bell Field Airport to Illinois is 4 as of October 2025.
How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Missoula Johnson-Bell Field Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Missoula to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Missoula to Illinois is Embraer 175, representing 66.06% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 16.97%, Boeing 737-800 at 14.68%, and Boeing 737 MAX 8 at 0.92%.

Best airlines flying from Missoula to Illinois

Compare and see reviews for airlines that fly from Missoula to Illinois with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $191	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $267	Free Cancellation	Rating 8.0 11,070 reviews	Search Alaska Airlines flights
Delta	PriceFrom $288	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
United Airlines	PriceFrom $293	Free Cancellation	Rating 7.4 8,973 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missoula to Illinois?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Missoula to Illinois. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Missoula to Illinois with flexible booking policies on momondo?

Yes. All flights to Illinois from Missoula on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Missoula to Illinois?

momondo provides multiple filters to help you find the best flight to Illinois from Missoula. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Missoula to Illinois right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Illinois from Missoula. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 11/13

Thu 11/20

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $38

Flights to Miamifrom $49

Flights to Chicagofrom $49

Flights to Orlandofrom $63

Flights to Las Vegasfrom $38

Flights to San Franciscofrom $38

Flights to Washington, D.C.from $48

Flights to Bostonfrom $61

Flights to Atlantafrom $48

Flights to Dallasfrom $57

Flights to Seattlefrom $75

Missoula flight routes

Flights from Missoula Johnson-Bell Field to Las Vegas Harry Reid Intl

Flights from Missoula Johnson-Bell Field to Seattle/Tacoma Intl

Flights from Missoula Johnson-Bell Field to Santa Ana J. Wayne/Orange Cnty

Flights from Missoula Johnson-Bell Field to Portland

Flights from Missoula Johnson-Bell Field to Salt Lake City

Flights from Missoula Johnson-Bell Field to Denver Intl

Cheap flights from Missoula to Illinois from $98

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Illinois departing on 12/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Missoula to Illinois

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from Missoula to Illinois

Our best American Airlines deals on Missoula to Illinois flight tickets

Alaska Airlines flights from Missoula to Illinois

Our best Alaska Airlines deals on Missoula to Illinois flight tickets

momondo Fare Finder

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

See travel insights to Illinois from

How to get the cheapest flight ticket from Missoula to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Missoula to Illinois during this time can be as low as $383. Flights at noon are often more expensive with an average ticket price of $662.

What is the cheapest Missoula Johnson-Bell Field to Illinois flight route?

Fly from Missoula Johnson-Bell Field to Chicago O'Hare Intl for the best Missoula Johnson-Bell Field - Illinois flight prices

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

What cabin class options are available on Missoula Johnson-Bell Field to Illinois flights?

There are 4 cabin classes available to choose from on Missoula Johnson-Bell Field to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missoula to Illinois flights?

No. A direct flight is the cheapest option for a flight between Missoula to Illinois.

What is the cheapest airline that flies from Missoula Johnson-Bell Field to Illinois?

Alaska Airlines, Frontier, and Delta are the most popular carriers operating from Missoula Johnson-Bell Field to Illinois

What airlines fly to Illinois?

How many flights depart from Missoula to Illinois on average per day?

The number of flights available between Missoula and Illinois is 1 per day as of October 2025. The most frequent departure time is 12:00PM, with 72% of daily flights leaving in the afternoon.

How many flights depart from Missoula to Illinois on average per week?

As of October 2025, 7 flights take off from Missoula and land in Illinois each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

Cheap Missoula to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missoula to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Illinois?

How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Illinois?

How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Missoula to Illinois?

Best airlines flying from Missoula to Illinois

Compare and see reviews for airlines that fly from Missoula to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Missoula to Illinois?

Can I find flights from Missoula to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Missoula to Illinois?

I’m not ready to book a flight from Missoula to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo