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Cheap flights from Helena to Chicago from $339

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Helena to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:30 pm - 9:18 pmHLN  Helena-ORD Chicago O'Hare Intl
5h 48m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:48 pmORD  Chicago O'Hare Intl-HLN Helena
7h 48m1 stop Denver Intl
$359United Airlines
Sat, Oct 10 - Sat, Oct 17
United Airlines Logo
2:23 pm - 10:46 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 23m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:40 pmORD  Chicago O'Hare Intl-HLN Helena
7h 40m1 stop Denver Intl
$394United Airlines
Thu, Nov 5 - Sun, Nov 8
Alaska Airlines Logo
5:00 pm - 11:59 pmHLN  Helena-ORD Chicago O'Hare Intl
29h 59m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:00 am - 4:23 pmORD  Chicago O'Hare Intl-HLN Helena
9h 23m1 stop Seattle/Tacoma Intl
$416Alaska Airlines
Sat, Jan 23 - Wed, Jan 27
United Airlines Logo
2:30 pm - 9:18 pmHLN  Helena-ORD Chicago O'Hare Intl
5h 48m1 stop Denver Intl
United Airlines Logo
7:00 am - 1:48 pmORD  Chicago O'Hare Intl-HLN Helena
7h 48m1 stop Denver Intl
$429United Airlines
Wed, Sep 30 - Sun, Oct 4
United Airlines Logo
7:00 am - 2:55 pmHLN  Helena-ORD Chicago O'Hare Intl
6h 55m1 stop Denver Intl
United Airlines Logo
4:07 pm - 8:59 pmORD  Chicago O'Hare Intl-HLN Helena
5h 52m1 stop Denver Intl
$449United Airlines
Sat, Jan 23 - Wed, Jan 27
United Airlines Logo
2:27 pm - 10:42 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 15m1 stop Denver Intl
United Airlines Logo
3:40 pm - 9:37 pmORD  Chicago O'Hare Intl-HLN Helena
6h 57m1 stop Denver Intl
$484United Airlines
Thu, Dec 24 - Fri, Jan 1
United Airlines Logo
2:30 pm - 10:46 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 16m1 stop Denver Intl
United Airlines Logo
3:50 pm - 9:08 pmORD  Chicago O'Hare Intl-HLN Helena
6h 18m1 stop Denver Intl
$494United Airlines
Fri, Oct 2 - Tue, Oct 6
Delta Logo
1:08 pm - 10:05 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 57m1 stop Salt Lake City
Delta Logo
7:35 am - 12:28 pmORD  Chicago O'Hare Intl-HLN Helena
5h 53m1 stop Salt Lake City
$518Delta
Fri, Oct 9 - Mon, Oct 12
Alaska Airlines Logo
5:26 pm - 5:40 amHLN  Helena-ORD Chicago O'Hare Intl
11h 14m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
9:00 am - 4:49 pmORD  Chicago O'Hare Intl-HLN Helena
8h 49m1 stop Seattle/Tacoma Intl
$543Alaska Airlines
Sun, Oct 18 - Wed, Oct 21
United Airlines Logo
7:00 am - 1:21 pmHLN  Helena-ORD Chicago O'Hare Intl
5h 21m1 stop Denver Intl
United Airlines Logo
7:20 am - 8:59 pmORD  Chicago O'Hare Intl-HLN Helena
14h 39m2 stops Grand Rapids Gerald R. Ford Intl Denver Intl
$573United Airlines
Sat, Jan 23 - Wed, Jan 27

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United Airlines flights from Helena to Chicago

Our best United Airlines deals on Helena to Chicago flight tickets
United Airlines
Oct 10
HLN2:30 pmHelena
5h 48m
1 stop
ORD9:18 pmChicago O'Hare Intl
Oct 17
ORD7:00 amChicago O'Hare Intl
7h 48m
1 stop
HLN1:48 pmHelena
$359
United Airlines
Nov 5
HLN2:23 pmHelena
7h 23m
1 stop
ORD10:46 pmChicago O'Hare Intl
Nov 8
ORD7:00 amChicago O'Hare Intl
7h 40m
1 stop
HLN1:40 pmHelena
$394
United Airlines
Sep 30
HLN2:30 pmHelena
5h 48m
1 stop
ORD9:18 pmChicago O'Hare Intl
Oct 4
ORD7:00 amChicago O'Hare Intl
7h 48m
1 stop
HLN1:48 pmHelena
$429

Delta flights from Helena to Chicago

Our best Delta deals on Helena to Chicago flight tickets
Delta
Oct 9
HLN1:08 pmHelena
7h 57m
1 stop
ORD10:05 pmChicago O'Hare Intl
Oct 12
ORD7:35 amChicago O'Hare Intl
5h 53m
1 stop
HLN12:28 pmHelena
$518
Delta
Oct 9
HLN1:08 pmHelena
7h 57m
1 stop
ORD10:05 pmChicago O'Hare Intl
Oct 12
ORD7:35 amChicago O'Hare Intl
5h 53m
1 stop
HLN12:28 pmHelena
$644
Delta
Oct 10
HLN1:08 pmHelena
9h 46m
2 stops
ORD11:54 pmChicago O'Hare Intl
Oct 17
ORD7:35 amChicago O'Hare Intl
5h 53m
1 stop
HLN12:28 pmHelena
$656

momondo Fare Finder

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

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Route

Depart

Return

Price

Cheapest round-trip

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Sat 10/10

2:30 pm-9:18 pm

1 stop5h 48m

Chicago O'Hare Intl

Sat 10/17

7:00 am-1:48 pm

1 stop7h 48m

$359

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Thu 11/5

2:23 pm-10:46 pm

1 stop7h 23m

Chicago O'Hare Intl

Sun 11/8

7:00 am-1:40 pm

1 stop7h 40m

$394

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Sat 1/23

5:00 pm-11:59 pm

1 stop29h 59m

Chicago O'Hare Intl

Wed 1/27

8:00 am-4:23 pm

1 stop9h 23m

$416

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Wed 9/30

2:30 pm-9:18 pm

1 stop5h 48m

Chicago O'Hare Intl

Sun 10/4

7:00 am-1:48 pm

1 stop7h 48m

$429
Quickest round-trip

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Sat 1/23

7:00 am-2:55 pm

1 stop6h 55m

Chicago O'Hare Intl

Wed 1/27

4:07 pm-8:59 pm

1 stop5h 52m

$449

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Thu 12/24

2:27 pm-10:42 pm

1 stop7h 15m

Chicago O'Hare Intl

Fri 1/1

3:40 pm-9:37 pm

1 stop6h 57m

$484

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Fri 10/2

2:30 pm-10:46 pm

1 stop7h 16m

Chicago O'Hare Intl

Tue 10/6

3:50 pm-9:08 pm

1 stop6h 18m

$494

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Fri 10/9

1:08 pm-10:05 pm

1 stop7h 57m

Chicago O'Hare Intl

Mon 10/12

7:35 am-12:28 pm

1 stop5h 53m

$518

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Sun 10/18

5:26 pm-5:40 am

1 stop11h 14m

Chicago O'Hare Intl

Wed 10/21

9:00 am-4:49 pm

1 stop8h 49m

$543

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Sat 1/23

7:00 am-1:21 pm

1 stop5h 21m

Chicago O'Hare Intl

Wed 1/27

7:20 am-8:59 pm

2 stops14h 39m

$573

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Helena to Chicago

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 airline that flies from Helena to Chicago?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Helena to Chicago

What airlines fly to Chicago?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Chicago from Helena according to our data. United Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 4 different airlines that fly to Chicago on a routine basis, so you have a few additional options to choose from.

When to book flights from Helena to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Helena to Chicago according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helena to Chicago (HLN to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helena to Chicago

Best Price Found

$339

Fastest flight time

5h 48m

Direct flights

None
The best one-way flight to Chicago from Helena in the past 72 hours is $339. The best round-trip flight deal from Helena to Chicago found on momondo in the last 72 hours is $359.
The fastest flight from Helena to Chicago takes 5h 48m
There are no direct flights from Helena to Chicago. There are no popular flight routes from Helena to Chicago.
Search flight deals

Frequently asked questions about flying from Helena to Chicago

  • How far is Helena to Chicago by plane?

    There are 1245.1 mi between Helena and Chicago. 5h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Helena Airport to Chicago?

    Prices for flights from Helena Airport to Chicago are refreshed on a daily basis.

  • How old do you have to be to fly from Helena Airport to Chicago?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Helena Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents required for your trip to Chicago can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Helena to Chicago?

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Portage
Benton Harbor
Lansing
Saint Joseph
Valparaiso
Schererville
Munster
Chesterton
Monticello
Porter
Crown Point
Griffith
Saint John

Why use momondo?

Why should I use momondo to find a flight deal from Helena to Chicago?

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

Can I find flights from Helena to Chicago with flexible booking policies on momondo?

All flight searches from Helena to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Helena to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Helena to Chicago.

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

Price alerts on flights to Chicago from Helena are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport