$900 Cheap Flights from Athens (ATH) to Missoula (MSO)

View $900 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Missoula Intl. Airport (MSO)

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Cheap Flights from Athens to Missoula (ATH-MSO)

Prices were available within the past 7 days and start at $900 for one-way flights and $1,071 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,071 Roundtrip, found 6 days ago
$1,071
Roundtrip
found 6 days ago
Select British Airways flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,071 found 6 days ago
American Airlines
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,102 Roundtrip, found 6 days ago
$1,102
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,102 found 6 days ago
Lufthansa
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,103 Roundtrip, found 6 days ago
$1,103
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,103 found 6 days ago
Lufthansa
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,104 Roundtrip, found 6 days ago
$1,104
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,104 found 6 days ago
Lufthansa
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,105 Roundtrip, found 6 days ago
$1,105
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,105 found 6 days ago
Lufthansa
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,106 Roundtrip, found 6 days ago
$1,106
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,106 found 6 days ago
Air Canada
Tue, May 12 - Wed, May 20
ATH
Athens
MSO
Missoula
$1,107 Roundtrip, found 1 day ago
$1,107
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, May 12 from Athens to Missoula, returning Wed, May 20, priced at $1,107 found 1 day ago
American Airlines
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,112 Roundtrip, found 6 days ago
$1,112
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,112 found 6 days ago
Lufthansa
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,119 Roundtrip, found 6 days ago
$1,119
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,119 found 6 days ago
United
Wed, May 6 - Thu, May 14
ATH
Athens
MSO
Missoula
$1,120 Roundtrip, found 6 days ago
$1,120
Roundtrip
found 6 days ago
Select United flight, departing Wed, May 6 from Athens to Missoula, returning Thu, May 14, priced at $1,120 found 6 days ago

Athens to Missoula Flights

The cheapest times to fly from Athens to Missoula

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 Athens to Missoula are during the month of May. You can find some of the cheapest flights from Athens to Missoula with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Athens to Missoula

Sunday is one of the best days to book for cheap flights from Athens to Missoula: 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 Athens to Missoula

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 Athens to Missoula in 2025. You can also book with separate airlines for your outbound and return journeys, from $900 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 Athens to Missoula 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 Athens to Missoula 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.

 

Frequently asked questions

How much does a flight from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO) cost?
Secure a cheap one-way flight from $900 or cheap return flight from $1,071 from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO)?
May is the cheapest month to fly from ATH to MSO. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ATH to MSO. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO)?
You'll need to take a flight with a layover when traveling from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from ATH to MSO?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary 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 Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO)?
To avoid potential delays on the Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO) route, aim to travel before 3 PM. Departures after this hour are 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 Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO) last-minute?
Booking your plane ticket from ATH to MSO shortly before your trip is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an ATH to MSO flight and hotel package?
You can save money by securing an ATH to MSO 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 it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to Missoula Intl. Airport (MSO)?
In most cases, you can modify or cancel your ATH to MSO flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further information, visit our Customer Service portal.

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*Available to One Key members.