What are the cheapest airlines flying from Great Falls to Chicago O'Hare Intl Airport round-trip?

Currently priced at $404, United Airlines will fly you from Great Falls to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $411 and $425, respectively. United Airlines is currently priced 14% below the average price you’ll pay for this route.

What is the cheapest day to fly from Great Falls to Chicago O'Hare Intl Airport?

Travelers seeking maximum savings on their Great Falls to Chicago O'Hare Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Great Falls to Chicago O'Hare Intl Airport?

Travelers have found that booking a Monday departure is the best way to save up to 68% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Great Falls to Chicago O'Hare Intl Airport?

Our data shows that September tends to be the cheapest month to fly to Chicago O'Hare Intl Airport from Great Falls. Users have commonly found prices around $475 for the month, but tickets can be as low as $220. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from GTF to ORD?

When flying from Great Falls to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 27% versus a flight at noon.

Most accurate provider : When it comes to deals on Great Falls-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Great Falls-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Great Falls to Chicago O'Hare Intl?

Located just 3.5 mi from the city center, Great Falls is the airport most travelers will use when flying to Chicago O'Hare Intl from Great Falls. Booking flights from Great Falls (GTF) to Chicago O'Hare Intl should be relatively easy as there are 0 daily outbound flights to Chicago O'Hare Intl from 2 different airlines.

Can I find deals for flights from Great Falls to O'Hare Intl that include hotel bookings?

Yes. In addition to deals on Great Falls to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Great Falls to O'Hare Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to O'Hare Intl.

Can I find deals for business class flights from Great Falls to O'Hare Intl?

Yes. Cheapflights offers flight deals from Great Falls to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$395+ Flights from Great Falls to Chicago O'Hare Intl Airport

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Great Falls to O'Hare Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$404 (United)
Popular in	June
Cheapest in	January
Average price	$296

Provider with most accurate pricing for Great Falls-Chicago O'Hare Intl flight deals.

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Provider most trusted by Cheapflights users for Great Falls-Chicago O'Hare Intl flights.

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From Great Falls to Chicago O'Hare Intl

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High demand for flights, 25% potential price rise

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Best time to find cheap flights, 4% potential price drop

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Average for round-trip flights in January 2025

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Find flight deals from Great Falls to O'Hare Intl

Cheapest flights from Great Falls to O'Hare Intl
Explore the most affordable flight options available from Great Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Tue 2/44:53 pmGTF - ORD

1 stop24h 06mAlaska Airlines

Mon 2/107:45 amORD - GTF

1 stop9h 28mAlaska Airlines

Deal found 1/15

$395

Tue 4/12:26 pmGTF - ORD

1 stop5h 54mUnited Airlines

Fri 4/42:35 pmORD - GTF

1 stop7h 38mUnited Airlines

Deal found 1/16

$404

Tue 4/15:30 amGTF - ORD

1 stop6h 19mDelta

Fri 4/41:25 pmORD - GTF

2 stops10h 01mDelta

Deal found 1/16

$411

Best flights from Great Falls to O'Hare Intl
Discover carefully curated flight deals from Great Falls to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 16, 2025.

Tue 4/12:26 pmGTF - ORD

1 stop5h 54mUnited Airlines

Fri 4/42:35 pmORD - GTF

1 stop7h 38mUnited Airlines

Deal found 1/16

$404

Tue 4/15:30 amGTF - ORD

1 stop6h 19mDelta

Fri 4/41:25 pmORD - GTF

2 stops10h 01mDelta

Deal found 1/16

$411

Tue 2/44:53 pmGTF - ORD

1 stop24h 06mAlaska Airlines

Mon 2/105:28 pmORD - GTF

1 stop23h 45mAlaska Airlines

Deal found 1/16

$425

Last-minute flights from Great Falls to O'Hare Intl
Discover last-minute flight deals from Great Falls to O'Hare Intl. Data last updated January 16, 2025 and is based on user searches.

Wed 1/222:20 pmGTF - ORD

2 stops18h 27mUnited Airlines

Tue 1/288:05 pmORD - GTF

1 stop18h 26mUnited Airlines

Deal found 1/16

$761

Wed 1/224:53 pmGTF - ORD

2 stops22h 34mAlaska Airlines

Wed 1/292:07 pmORD - GTF

1 stop27h 06mAlaska Airlines

Deal found 1/16

$844

Tue 2/44:53 pmGTF - ORD

1 stop24h 06mAlaska Airlines

Mon 2/105:28 pmORD - GTF

1 stop23h 45mAlaska Airlines

Deal found 1/16

$425

Find flights from Great Falls to O'Hare Intl within your budget

Fly from

Fly to

Route

Depart

Return

Price

Great FallsChicago

GTF - ORD

GTFORD

Great Falls

Tue 4/1

2:26 pm-9:20 pm

1 stop5h 54m

Chicago O'Hare Intl

Fri 4/4

2:35 pm-9:13 pm

1 stop7h 38m

$404

Great FallsChicago

GTF - ORD

GTFORD

Great Falls

Tue 4/1

5:30 am-12:49 pm

1 stop6h 19m

Chicago O'Hare Intl

Fri 4/4

1:25 pm-10:26 pm

2 stops10h 01m

$411

Great FallsChicago

GTF - ORD

GTFORD

Great Falls

Tue 2/4

4:53 pm-5:59 pm

1 stop24h 06m

Chicago O'Hare Intl

Mon 2/10

5:28 pm-4:13 pm

1 stop23h 45m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/16

Compare providers for flights from Great Falls to O'Hare Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to O'Hare Intl in January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Great Falls-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Great Falls-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Great Falls-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Great Falls-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Great Falls-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Great Falls to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Great Falls with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Great Falls to O'Hare Intl

Get recent, data-driven insights about flights from Great Falls to O'Hare Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Great Falls to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Great Falls to Chicago O'Hare Intl Airport (average of $245). Flying from Great Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in O'Hare Intl by month

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

To help decide which airline to fly from Great Falls to Chicago, see what other customers have to say about United Airlines and Alaska Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,681 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

8,511 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,965 reviews

Alaska Airlines

8.0

Very good

9,681 reviews

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly from for flights from Great Falls to Chicago O'Hare Intl?
Located just 3.5 mi from the city center, Great Falls is the airport most travelers will use when flying to Chicago O'Hare Intl from Great Falls. Booking flights from Great Falls (GTF) to Chicago O'Hare Intl should be relatively easy as there are 0 daily outbound flights to Chicago O'Hare Intl from 2 different airlines.
What are the cheapest airlines flying from Great Falls to Chicago O'Hare Intl Airport round-trip?
Currently priced at $404, United Airlines will fly you from Great Falls to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $411 and $425, respectively. United Airlines is currently priced 14% below the average price you’ll pay for this route.
Can I find deals for flights from Great Falls to O'Hare Intl that include hotel bookings?
Yes. In addition to deals on Great Falls to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Great Falls to O'Hare Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to O'Hare Intl.
Can I find deals for business class flights from Great Falls to O'Hare Intl?
Yes. Cheapflights offers flight deals from Great Falls to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Great Falls to Chicago O'Hare Intl Airport?
Currently, August is the cheapest month in which you can book a flight from Great Falls to Chicago O'Hare Intl Airport (average of $245). Flying from Great Falls to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $320). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 2 airlines flying from Great Falls to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$226	Average$378	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$302	Average$609	FlexibilityNo cancel fee	On-time69%

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$395+ Cheap flights from Great Falls (GTF) to O'Hare Intl (ORD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Great Falls to O'Hare Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Great Falls to O'Hare Intl

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Great Falls to O'Hare Intl

Cheapest flights from Great Falls to O'Hare IntlExplore the most affordable flight options available from Great Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Explore the most affordable flight options available from Great Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.

Find flights from Great Falls to O'Hare Intl within your budget

Compare providers for flights from Great Falls to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Great Falls to O'Hare Intl in January.

Best time to book a flight from Great Falls to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Great Falls with our price prediction graph.

Travel insights for flights from Great Falls to O'Hare Intl

Get recent, data-driven insights about flights from Great Falls to O'Hare Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Great Falls to Chicago O'Hare Intl Airport?

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing O'Hare Intl

Related info for your journey

Find useful and relevant information for your journey from Great Falls to O'Hare Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Great Falls to Chicago O'Hare Intl?

What are the cheapest airlines flying from Great Falls to Chicago O'Hare Intl Airport round-trip?

Can I find deals for flights from Great Falls to O'Hare Intl that include hotel bookings?

How can I find direct flights from Great Falls to O'Hare Intl?

Can I find deals for business class flights from Great Falls to O'Hare Intl?

What is the cheapest month to book a flight from Great Falls to Chicago O'Hare Intl Airport?

Traveling to a place near Great Falls?

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Alternative routes for Great Falls to O'Hare Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Great Falls to O'Hare Intl

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Cheapest flights from Great Falls to O'Hare Intl
Explore the most affordable flight options available from Great Falls to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 16, 2025.