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Cheap flights from Helena to Chicago from $270

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
1:30 pm - 9:08 pmORD  Chicago O'Hare Intl-HLN Helena
8h 38m1 stop Denver Intl
$429United Airlines
Sat, Oct 3 - Wed, Oct 7
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
$469United Airlines
Sat, Jan 23 - Wed, Jan 27
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
$584Alaska Airlines
Tue, Oct 13 - Sat, Oct 17
United Airlines Logo
7:00 am - 1:21 pmHLN  Helena-ORD Chicago O'Hare Intl
5h 21m1 stop Denver Intl
United Airlines Logo
9:30 pm - 1:27 pmORD  Chicago O'Hare Intl-HLN Helena
16h 57m2 stops Minneapolis St Paul Denver Intl
$597United Airlines
Sat, Jan 23 - Wed, Jan 27
Alaska Airlines Logo
5:26 pm - 6:53 pmHLN  Helena-ORD Chicago O'Hare Intl
24h 27m2 stops Seattle/Tacoma Intl San Diego
Alaska Airlines Logo
9:00 am - 4:49 pmORD  Chicago O'Hare Intl-HLN Helena
8h 49m1 stop Seattle/Tacoma Intl
$711Alaska Airlines
Tue, Oct 13 - Sat, Oct 17
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
$742Delta
Fri, Oct 9 - Mon, Oct 12
Delta Logo
1:08 pm - 10:05 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 57m1 stop Salt Lake City
Delta Logo
11:19 am - 10:24 pmORD  Chicago O'Hare Intl-HLN Helena
12h 05m2 stops Detroit Metropolitan Wayne County Salt Lake City
$774Delta
Fri, Oct 9 - Mon, Oct 12
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
$819Delta
Fri, Oct 9 - Mon, Oct 12
Delta Logo
1:08 pm - 10:05 pmHLN  Helena-ORD Chicago O'Hare Intl
7h 57m1 stop Salt Lake City
Delta Logo
11:19 am - 10:24 pmORD  Chicago O'Hare Intl-HLN Helena
12h 05m2 stops Detroit Metropolitan Wayne County Salt Lake City
$824Delta
Fri, Oct 9 - Mon, Oct 12
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
$879Delta
Fri, Oct 9 - Mon, Oct 12

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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 3
HLN2:30 pmHelena
5h 48m
1 stop
ORD9:18 pmChicago O'Hare Intl
Oct 7
ORD1:30 pmChicago O'Hare Intl
8h 38m
1 stop
HLN9:08 pmHelena
$429
United Airlines
Jan 23
HLN7:00 amHelena
6h 55m
1 stop
ORD2:55 pmChicago O'Hare Intl
Jan 27
ORD4:07 pmChicago O'Hare Intl
5h 52m
1 stop
HLN8:59 pmHelena
$469
United Airlines
Oct 2
HLN2:30 pmHelena
7h 16m
1 stop
ORD10:46 pmChicago O'Hare Intl
Oct 5
ORD3:50 pmChicago O'Hare Intl
6h 18m
1 stop
HLN9:08 pmHelena
$494

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
$742
Delta
Oct 9
HLN1:08 pmHelena
7h 57m
1 stop
ORD10:05 pmChicago O'Hare Intl
Oct 12
ORD11:19 amChicago O'Hare Intl
12h 05m
2 stops
HLN10:24 pmHelena
$774
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
$819

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 10/3

2:30 pm-9:18 pm

1 stop5h 48m

Chicago O'Hare Intl

Wed 10/7

1:30 pm-9:08 pm

1 stop8h 38m

$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

$469

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Tue 10/13

5:26 pm-5:40 am

1 stop11h 14m

Chicago O'Hare Intl

Sat 10/17

9:00 am-4:49 pm

1 stop8h 49m

$584

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

9:30 pm-1:27 pm

2 stops16h 57m

$597

HelenaChicago

HLN Helena - ORD Chicago O'Hare Intl

HLNORD

Helena

Tue 10/13

5:26 pm-6:53 pm

2 stops24h 27m

Chicago O'Hare Intl

Sat 10/17

9:00 am-4:49 pm

1 stop8h 49m

$711

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

$742

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

11:19 am-10:24 pm

2 stops12h 05m

$774

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

$819

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

11:19 am-10:24 pm

2 stops12h 05m

$824

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

$879

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?

Alaska Airlines, United Airlines, and Delta 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 59% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 3 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

$270

Fastest flight time

6h 21m

Direct flights

None
The best one-way flight to Chicago from Helena in the past 72 hours is $270. The best round-trip flight deal from Helena to Chicago found on momondo in the last 72 hours is $429.
The fastest flight from Helena to Chicago takes 6h 21m
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. 6h 21m 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
Crown Point
Porter
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