How does KAYAK find such low prices on flights from Illinois to Helena?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helena. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helena?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Illinois is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Illinois to Helena?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Illinois with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helena?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$353 CHEAP FLIGHTS from Illinois to Helena

HLN

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Cheap Flights from Illinois to Helena

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Helena that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Illinois to Helena

Sat, Dec 6 - Sat, Dec 13

5:29 pm - 10:30 pmORD-HLN

6h 01m1 stop

1:06 pm - 9:24 pmHLN-ORD

7h 18m1 stop

$353Delta

Find Deal

Sat, Dec 6 - Sat, Dec 13

2:32 pm - 10:30 pmORD-HLN

8h 58m2 stops

1:06 pm - 9:24 pmHLN-ORD

7h 18m1 stop

$358Delta

Find Deal

Sun, Dec 14 - Wed, Dec 17

7:20 am - 12:26 pmORD-HLN

6h 06m1 stop

5:30 am - 12:41 pmHLN-ORD

6h 11m1 stop

$381Delta

Find Deal

Sat, Dec 6 - Sat, Dec 13

2:32 pm - 10:30 pmORD-HLN

8h 58m2 stops

1:06 pm - 10:44 pmHLN-ORD

8h 38m2 stops

$466Delta

Find Deal

Wed, Oct 22 - Sun, Oct 26

6:00 am - 5:41 pmORD-HLN

12h 41m1 stop

6:13 pm - 6:22 amHLN-ORD

11h 09m1 stop

$469Alaska Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 17

8:50 am - 9:22 pmORD-HLN

13h 32m2 stops

2:30 pm - 11:59 pmHLN-ORD

8h 29m1 stop

$539United Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 17

1:51 pm - 9:22 pmORD-HLN

8h 31m1 stop

6:30 am - 7:55 pmHLN-ORD

12h 25m2 stops

$557United Airlines

Find Deal

Sun, Dec 14 - Wed, Dec 17

8:50 am - 9:22 pmORD-HLN

13h 32m2 stops

6:30 am - 7:55 pmHLN-ORD

12h 25m2 stops

$636United Airlines

Find Deal

Mon, Sep 29 - Thu, Oct 2

3:20 pm - 3:21 pmORD-HLN

25h 01m1 stop

4:02 pm - 12:03 amHLN-ORD

7h 01m1 stop

$720Alaska Airlines

Find Deal

Mon, Sep 29 - Thu, Oct 2

1:01 pm - 3:21 pmORD-HLN

27h 20m1 stop

4:02 pm - 5:00 amHLN-ORD

11h 58m2 stops

$759Alaska Airlines

Find Deal

Cheapest round-trip

$353

Delta

Sat 12/6Sat 12/13

ORD - HLN • 1 stop

Cheapest one-way

$481

Alaska Airlines

Sun 9/28

ORD - HLN • 1 stop

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KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Helena!

Useful Info

Low season	April
High season	October

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly and prices are also 19% lower on average.

How does KAYAK find such low prices on flights from Illinois to Helena?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helena.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helena?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Helena?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helena?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Helena

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Helena

Helena (HLN)

Not what you’re looking for? Find thousands of other hotels, flights, car rentals and package deals with KAYAK.

HLN

$353 Find Cheap Flights from Illinois to Helena

KAYAK searches hundreds of travel sites at once for deals on flights to Helena

Cheap Flights from Illinois to Helena

Recent round-trip flight deals from Illinois to Helena

Recent one-way flight deals from Illinois to Helena

Recent last minute flight deals from Illinois to Helena

Everything you should know

Good to know

FAQs for booking flights from Illinois to Helena

How does KAYAK find such low prices on flights from Illinois to Helena?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Helena.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Helena?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Helena from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Helena?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Helena with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Helena?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Helena from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Helena

Information on the airport you'll fly into in Helena

Cabin class types available on flights to Illinois

Complete your trip to Helena with a hotel stay or car rental

Find direct flights for Helena

Flights to other popular destinations

Flights from domestic origins to Helena

Choose which airport to fly into in Helena

Find deals for your return flight