$399 Cheap Flights from Great Falls (GTF) to Paris (CDG)

View $399 flight on Fri, Dec 5, 2025Opens in a new window

Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Paris Charles de Gaulle Airport (CDG)

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Cheap Flights from Great Falls to Paris (GTF-CDG)

Prices were available within the past 7 days and start at $399 for one-way flights and $522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 2 - Wed, Dec 10
GTF
Great Falls
CDG
Paris
$522 Roundtrip, found 3 days ago
$522
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 2 from Great Falls to Paris, returning Wed, Dec 10, priced at $522 found 3 days ago
Delta
Tue, Dec 2 - Sat, Dec 13
GTF
Great Falls
CDG
Paris
$547 Roundtrip, found 3 days ago
$547
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Dec 2 from Great Falls to Paris, returning Sat, Dec 13, priced at $547 found 3 days ago
Delta
Fri, Dec 5 - Thu, Dec 11
GTF
Great Falls
CDG
Paris
$551 Roundtrip, found 3 days ago
$551
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Dec 5 from Great Falls to Paris, returning Thu, Dec 11, priced at $551 found 3 days ago
United
Fri, Dec 5 - Thu, Dec 11
GTF
Great Falls
CDG
Paris
$556 Roundtrip, found 3 days ago
$556
Roundtrip
found 3 days ago
Select United flight, departing Fri, Dec 5 from Great Falls to Paris, returning Thu, Dec 11, priced at $556 found 3 days ago
Delta
Fri, Dec 5 - Thu, Dec 11
GTF
Great Falls
CDG
Paris
$556 Roundtrip, found 3 days ago
$556
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Dec 5 from Great Falls to Paris, returning Thu, Dec 11, priced at $556 found 3 days ago
United
Fri, Dec 5 - Thu, Dec 11
GTF
Great Falls
CDG
Paris
$559 Roundtrip, found 3 days ago
$559
Roundtrip
found 3 days ago
Select United flight, departing Fri, Dec 5 from Great Falls to Paris, returning Thu, Dec 11, priced at $559 found 3 days ago
United
Fri, Dec 5 - Thu, Dec 11
GTF
Great Falls
CDG
Paris
$560 Roundtrip, found 3 days ago
$560
Roundtrip
found 3 days ago
Select United flight, departing Fri, Dec 5 from Great Falls to Paris, returning Thu, Dec 11, priced at $560 found 3 days ago
KLM
Tue, Mar 10 - Sat, Mar 28
GTF
Great Falls
CDG
Paris
$844 Roundtrip, found 4 days ago
$844
Roundtrip
found 4 days ago
Select KLM flight, departing Tue, Mar 10 from Great Falls to Paris, returning Sat, Mar 28, priced at $844 found 4 days ago
Alaska Airlines
Mon, May 11 - Wed, May 27
GTF
Great Falls
CDG
Paris
$981 Roundtrip, found 4 hours ago
$981
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Mon, May 11 from Great Falls to Paris, returning Wed, May 27, priced at $981 found 4 hours ago
Air France
Tue, Mar 31 - Wed, Apr 8
GTF
Great Falls
CDG
Paris
$1,139 Roundtrip, found 1 day ago
$1,139
Roundtrip
found 1 day ago
Select Air France flight, departing Tue, Mar 31 from Great Falls to Paris, returning Wed, Apr 8, priced at $1,139 found 1 day ago

Frequently asked questions

How much does a flight from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG) cost?
Snag a cheap one-way flight from $399 or cheap return flight from $522 from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG)?
Planning your trip for December can help you save, as it's the cheapest month for flights between GTF and CDG. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG)?
To find the cheapest airline that'll fly you from GTF to CDG, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG)?
There are no daily nonstop flights available from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from GTF to CDG?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG)?
Book a flight from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG) last-minute?
Waiting until just before your trip to book a ticket from GTF to CDG generally means paying more. While you may find some last-minute discounts, they're not always guaranteed. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a GTF to CDG flight and hotel package?
You can save money by booking a GTF to CDG flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After selecting your preferred flights and accommodations, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Great Falls Intl. Airport (GTF) to Roissy-Charles de Gaulle Airport (CDG)?
You can usually reschedule or cancel your GTF to CDG flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Great Falls Intl.
Destination airport
Roissy-Charles de Gaulle
Airlines serving
Delta, KLM, United
Roundtrip price
$521
Distance
4690 mi

Book with confidence

Great Falls to Paris Flights

The cheapest times to fly from Great Falls to Paris

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Great Falls to Paris are during the month of December. You can find some of the cheapest flights from Great Falls to Paris with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Great Falls to Paris

Sunday is one of the best days to book for cheap flights from Great Falls to Paris: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Great Falls to Paris

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Great Falls to Paris in 2025. You can also book with separate airlines for your outbound and return journeys, from $399 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Great Falls to Paris flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Great Falls to Paris airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Great Falls to Paris Flights

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