Cheap flights from Helena to Chicago from $346
This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helena to Chicago departing on 8/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Delta flights from Helena to Chicago
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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 typical price of a round-trip flight between Helena and Chicago?
What is the cheapest day to depart on your flight to Chicago?
The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as $680. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Helena to Chicago for around $780.
What is the cheapest time of day to depart on your flight to Chicago?
Our most recent data shows that the best time of day to fly to Chicago is at noon. Flights from Helena to Chicago during this time can be as low as $620. In contrast, the most expensive time of day to depart to Chicago is in the morning when prices are around $708.
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 46% of people opting to fly with this airline when traveling to Chicago. Keep in mind that there are 5 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
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
How far is Helena to Chicago by plane?
There are 1245.1 mi between Helena and Chicago. 5h 03m 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 many operators does momondo search for flights from Helena Airport to Chicago?
As of June 2025, there are 2 operators available to choose from for flights from Helena Airport to Chicago.
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?
Based on momondo bookings for flights between Helena and Chicago, the leading airline is United Airlines, making up 100% of the total bookings.
Best airlines flying from Helena to Chicago
Compare and see reviews for airlines that fly from Helena to Chicago with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $314 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $404 | Free Cancellation | Rating 7.4 8,810 reviews |
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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.