What is the cheapest airline that flies from Montana to Greece?

United Airlines and Air Canada are the most popular carriers operating from Montana to Greece

What airlines fly to Greece?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Greece from Montana according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Greece. Keep in mind that there are 3 different airlines that fly to Greece on a routine basis, so you have a few additional options to choose from.

How long is the flight from Montana to Greece?

Flight times vary depending on what airport in Montana you fly out of and what airport in Greece you fly into. For example, flying from Bozeman to Athens takes 18h 40m on average. On the other hand, flying from Missoula to Athens takes 20h 13m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Montana to Greece?

Prices for flights from Montana to Greece were last updated today.

How many operators does momondo search for flights from Montana to Greece?

As of October 2026, there are 3 operators available to choose from for flights from Montana to Greece.

How old do you have to be to fly from Montana to Greece?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Greece.

What documentation or ID do you need to fly to Greece?

The necessary travel and health documents for your Greece trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$565 Cheap Flights from Montana to Greece in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montana to Greece

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:30 am - 3:55 pmMSO Missoula Johnson-Bell Field-ATH Athens Eleftherios V.

25h 25m2 stops Dallas/Fort Worth London Heathrow

1:00 pm - 12:35 pmATH Athens Eleftherios V.-MSO Missoula Johnson-Bell Field

32h 35m2 stops Philadelphia Chicago O'Hare Intl

$761American Airlines

Mon, Mar 22 - Wed, Mar 31

6:30 am - 3:55 pmMSO Missoula Johnson-Bell Field-ATH Athens Eleftherios V.

25h 25m2 stops Dallas/Fort Worth London Heathrow

1:00 pm - 12:35 pmATH Athens Eleftherios V.-MSO Missoula Johnson-Bell Field

32h 35m2 stops Philadelphia Chicago O'Hare Intl

$762American Airlines

Mon, Mar 22 - Wed, Mar 31

7:30 am - 12:55 pmBZN Bozeman Gallatin Field-ATH Athens Eleftherios V.

20h 25m2 stops Chicago O'Hare Intl Zurich

6:45 am - 9:07 pmATH Athens Eleftherios V.-BZN Bozeman Gallatin Field

23h 22m2 stops Frankfurt am Main Denver Intl

$766United Airlines

Mon, Feb 22 - Fri, Mar 5

2:42 pm - 12:55 pmBIL Billings Logan Intl-ATH Athens Eleftherios V.

61h 13m3 stops Denver Intl Chicago O'Hare Intl Zurich

6:40 am - 9:19 pmATH Athens Eleftherios V.-BIL Billings Logan Intl

23h 39m2 stops Munich Franz Josef Strauss Denver Intl

$779United Airlines

Mon, Feb 1 - Fri, Feb 5

2:42 pm - 12:55 pmBIL Billings Logan Intl-ATH Athens Eleftherios V.

61h 13m3 stops Denver Intl Chicago O'Hare Intl Zurich

6:40 am - 9:19 pmATH Athens Eleftherios V.-BIL Billings Logan Intl

23h 39m2 stops Munich Franz Josef Strauss Denver Intl

$780United Airlines

Mon, Feb 1 - Fri, Feb 5

4:13 pm - 11:20 pmMSO Missoula Johnson-Bell Field-ATH Athens Eleftherios V.

23h 07m2 stops Seattle/Tacoma Intl London Heathrow

7:30 am - 11:59 pmATH Athens Eleftherios V.-MSO Missoula Johnson-Bell Field

25h 29m3 stops London Heathrow Chicago O'Hare Intl Seattle/Tacoma Intl

$799Multiple Airlines

Mon, Mar 22 - Wed, Mar 31

6:30 am - 3:55 pmMSO Missoula Johnson-Bell Field-ATH Athens Eleftherios V.

25h 25m2 stops Dallas/Fort Worth London Heathrow

7:30 am - 11:59 pmATH Athens Eleftherios V.-MSO Missoula Johnson-Bell Field

25h 29m3 stops London Heathrow Phoenix Sky Harbor Intl Seattle/Tacoma Intl

$802Multiple Airlines

Mon, Mar 22 - Wed, Mar 31

1:21 pm - 1:40 pmGTF Great Falls-ATH Athens Eleftherios V.

39h 19m2 stops Salt Lake City Paris Charles de Gaulle

6:10 am - 10:30 pmATH Athens Eleftherios V.-GTF Great Falls

25h 20m2 stops Amsterdam Schiphol Salt Lake City

$893Delta

Fri, Nov 13 - Fri, Nov 20

12:50 pm - 7:50 amMSO Missoula Johnson-Bell Field-ATH Athens Eleftherios V.

34h 00m2 stops Salt Lake City New York John F Kennedy Intl

10:05 am - 12:31 amATH Athens Eleftherios V.-MSO Missoula Johnson-Bell Field

23h 26m2 stops New York John F Kennedy Intl Salt Lake City

$925Delta

Tue, Mar 30 - Wed, Apr 7

5:00 am - 11:10 amBIL Billings Logan Intl-ATH Athens Eleftherios V.

21h 10m3 stops Denver Intl Chicago O'Hare Intl Toronto Pearson Intl

1:10 pm - 1:14 pmATH Athens Eleftherios V.-BIL Billings Logan Intl

33h 04m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$1,760Multiple Airlines

Tue, Oct 13 - Fri, Oct 16

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United Airlines flights from Montana to Greece

Our best United Airlines deals on Montana to Greece flight tickets

United Airlines

Feb 22

BZN7:30 amBozeman Gallatin Field

20h 25m

2 stops

ATH12:55 pmAthens Eleftherios V.

Mar 5

ATH6:45 amAthens Eleftherios V.

23h 22m

2 stops

BZN9:07 pmBozeman Gallatin Field

$766

United Airlines

Feb 1

BIL2:42 pmBillings Logan Intl

61h 13m

3 stops

ATH12:55 pmAthens Eleftherios V.

Feb 5

ATH6:40 amAthens Eleftherios V.

23h 39m

2 stops

BIL9:19 pmBillings Logan Intl

$779

United Airlines

Feb 1

BIL2:42 pmBillings Logan Intl

61h 13m

3 stops

ATH12:55 pmAthens Eleftherios V.

Feb 5

ATH6:40 amAthens Eleftherios V.

23h 39m

2 stops

BIL9:19 pmBillings Logan Intl

$780

Air Canada flights from Montana to Greece

Our best Air Canada deals on Montana to Greece flight tickets

Air Canada

Oct 11

BIL5:00 amBillings Logan Intl

21h 10m

3 stops

ATH11:10 amAthens Eleftherios V.

Oct 24

ATH12:10 pmAthens Eleftherios V.

30h 35m

3 stops

BIL9:45 amBillings Logan Intl

$2,289

Air Canada

Oct 11

BIL5:00 amBillings Logan Intl

21h 10m

3 stops

ATH11:10 amAthens Eleftherios V.

Oct 24

ATH12:10 pmAthens Eleftherios V.

30h 35m

3 stops

BIL9:45 amBillings Logan Intl

$2,296

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaAthens

MSO Missoula Johnson-Bell Field - ATH Athens Eleftherios V.

MSOATH

Missoula Johnson-Bell Field

Mon 3/22

6:30 am-3:55 pm

2 stops25h 25m

Athens Eleftherios V.

Wed 3/31

1:00 pm-12:35 pm

2 stops32h 35m

$761

MissoulaAthens

MSO Missoula Johnson-Bell Field - ATH Athens Eleftherios V.

MSOATH

Missoula Johnson-Bell Field

Mon 3/22

6:30 am-3:55 pm

2 stops25h 25m

Athens Eleftherios V.

Wed 3/31

1:00 pm-12:35 pm

2 stops32h 35m

$762

Quickest round-trip

BozemanAthens

BZN Bozeman Gallatin Field - ATH Athens Eleftherios V.

BZNATH

Bozeman Gallatin Field

Mon 2/22

7:30 am-12:55 pm

2 stops20h 25m

Athens Eleftherios V.

Fri 3/5

6:45 am-9:07 pm

2 stops23h 22m

$766

BillingsAthens

BIL Billings Logan Intl - ATH Athens Eleftherios V.

BILATH

Billings Logan Intl

Mon 2/1

2:42 pm-12:55 pm

3 stops61h 13m

Athens Eleftherios V.

Fri 2/5

6:40 am-9:19 pm

2 stops23h 39m

$779

BillingsAthens

BIL Billings Logan Intl - ATH Athens Eleftherios V.

BILATH

Billings Logan Intl

Mon 2/1

2:42 pm-12:55 pm

3 stops61h 13m

Athens Eleftherios V.

Fri 2/5

6:40 am-9:19 pm

2 stops23h 39m

$780

MissoulaAthens

MSO Missoula Johnson-Bell Field - ATH Athens Eleftherios V.

MSOATH

Missoula Johnson-Bell Field

Mon 3/22

4:13 pm-11:20 pm

2 stops23h 07m

Athens Eleftherios V.

Wed 3/31

7:30 am-11:59 pm

3 stops25h 29m

$799

MissoulaAthens

MSO Missoula Johnson-Bell Field - ATH Athens Eleftherios V.

MSOATH

Missoula Johnson-Bell Field

Mon 3/22

6:30 am-3:55 pm

2 stops25h 25m

Athens Eleftherios V.

Wed 3/31

7:30 am-11:59 pm

3 stops25h 29m

$802

Great FallsAthens

GTF Great Falls - ATH Athens Eleftherios V.

GTFATH

Great Falls

Fri 11/13

1:21 pm-1:40 pm

2 stops39h 19m

Athens Eleftherios V.

Fri 11/20

6:10 am-10:30 pm

2 stops25h 20m

$893

MissoulaAthens

MSO Missoula Johnson-Bell Field - ATH Athens Eleftherios V.

MSOATH

Missoula Johnson-Bell Field

Tue 3/30

12:50 pm-7:50 am

2 stops34h 00m

Athens Eleftherios V.

Wed 4/7

10:05 am-12:31 am

2 stops23h 26m

$925

BillingsAthens

BIL Billings Logan Intl - ATH Athens Eleftherios V.

BILATH

Billings Logan Intl

Tue 10/13

5:00 am-11:10 am

3 stops21h 10m

Athens Eleftherios V.

Fri 10/16

1:10 pm-1:14 pm

2 stops33h 04m

$1,760

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana to Greece

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

Prices

Airlines

Other information

What is the cheapest month to fly to Greece?

In general, September is the cheapest month to fly from Montana to Greece. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you are unable to visit Greece during the month of September, then departing from Montana during the month February is also very affordable. Most momondo users find prices during this month for around $0.

Can stopping save me money on Montana to Greece flights?

You could potentially save up to 15% on your flight if you consider stops on a Montana to Greece flight.

Cheap Montana to Greece flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Greece

Best Price Found	$565
Fastest flight time	18h 40m
Direct flights	None

The best one-way flight to Greece from Montana in the past 72 hours is $565. The best round-trip flight deal from Montana to Greece found on momondo in the last 72 hours is $761.

The fastest flight from Montana to Greece takes 18h 40m

There are no direct flights from Montana to Greece. There are no popular flight routes from Montana to Greece.

Search flight deals

Frequently asked questions about flying from Montana to Greece

When did momondo last update prices for flights from Montana to Greece?
Prices for flights from Montana to Greece were last updated today.
How many operators does momondo search for flights from Montana to Greece?
As of October 2026, there are 3 operators available to choose from for flights from Montana to Greece.
How old do you have to be to fly from Montana to Greece?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Greece.
What documentation or ID do you need to fly to Greece?
The necessary travel and health documents for your Greece trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Greece

Compare and see reviews for airlines that fly from Montana to Greece with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $474	Free Cancellation	Rating 7.8 8,626 reviews	Search Delta flights
American Airlines	PriceFrom $505	Free Cancellation	Rating 7.0 12,129 reviews	Search American Airlines flights
United Airlines	PriceFrom $540	Free Cancellation	Rating 7.4 10,283 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Greece?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montana to Greece for you.

Can I find flights from Montana to Greece with flexible booking policies on momondo?

momondo does allow users to show only those flights to Greece from Montana which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Montana to Greece?

momondo helps you find the best flight between Montana and Greece by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montana to Greece right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Montana to Greece flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.