How long does it take to fly to Key West?

If you’re flying from a popular airport in Montana, such as Bozeman or Missoula, and flying into Key West, then you can expect flight times to average 9h 45m and 14h 35m, respectively.

When did momondo last update prices for flights from Montana to Key West Airport?

Prices for flights from Montana to Key West Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Montana to Key West Airport?

As of September 2025, there is 1 operator available to choose from for flights from Montana to Key West Airport.

How old do you have to be to fly from Montana to Key West Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents required for your trip to Key West Airport 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 Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$394 Cheap Flights from Montana to Key West in 2025/26

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Find the cheapest flights from Montana to Key West

Round-trip

One-way

Last minute

Cheap round-trip flights

6:20 pm - 10:55 amBZN-EYW

14h 35m2 stops

7:40 am - 1:19 pmEYW-BZN

7h 39m1 stop

$394Delta

Find Deal

sáb., oct. 4 - mar., oct. 7

6:20 pm - 10:55 amBZN-EYW

14h 35m2 stops

7:40 am - 1:19 pmEYW-BZN

7h 39m1 stop

$449Delta

Find Deal

sáb., oct. 4 - mar., oct. 7

6:20 pm - 10:55 amMSO-EYW

14h 35m2 stops

6:17 pm - 12:17 amEYW-MSO

32h 00m2 stops

$533Delta

Find Deal

sáb., oct. 4 - mar., oct. 7

6:20 pm - 10:55 amMSO-EYW

14h 35m2 stops

6:17 pm - 12:17 amEYW-MSO

32h 00m2 stops

$578Delta

Find Deal

sáb., oct. 4 - mar., oct. 7

10:00 am - 3:09 pmBTM-EYW

27h 09m2 stops

3:02 pm - 10:29 pmEYW-BTM

33h 27m2 stops

$816United Airlines

Find Deal

mié., dic. 10 - sáb., dic. 13

8:40 am - 12:05 pmCOD-EYW

25h 25m2 stops

4:53 pm - 9:38 pmEYW-COD

30h 45m2 stops

$1,013United Airlines

Find Deal

mar., mar. 10 - mié., mar. 11

8:40 am - 12:05 pmCOD-EYW

25h 25m2 stops

4:53 pm - 9:38 pmEYW-COD

30h 45m2 stops

$1,046United Airlines

Find Deal

mar., mar. 10 - jue., mar. 12

1:31 pm - 12:55 pmMSO-EYW

21h 24m2 stops

7:52 pm - 1:01 pmEYW-MSO

19h 09m2 stops

$1,063American Airlines

Find Deal

mié., oct. 22 - mié., oct. 29

1:31 pm - 4:13 pmMSO-EYW

24h 42m1 stop

7:52 pm - 1:01 pmEYW-MSO

19h 09m2 stops

$1,149American Airlines

Find Deal

mié., oct. 22 - mié., oct. 29

1:31 pm - 4:13 pmMSO-EYW

24h 42m1 stop

2:32 pm - 1:01 pmEYW-MSO

24h 29m1 stop

$1,254American Airlines

Find Deal

mié., oct. 22 - mié., oct. 29

Delta flights from Montana to Key West

Our best Delta deals on Montana to Key West flight tickets

Delta

Oct 4

BZN6:20 pmBozeman Gallatin Field

14h 35m

2 stops

EYW10:55 amKey West

Oct 7

EYW7:40 amKey West

7h 39m

1 stop

BZN1:19 pmBozeman Gallatin Field

$394

Find similar

Delta

Oct 4

BZN6:20 pmBozeman Gallatin Field

14h 35m

2 stops

EYW10:55 amKey West

Oct 7

EYW7:40 amKey West

7h 39m

1 stop

BZN1:19 pmBozeman Gallatin Field

$449

Find similar

Delta

Oct 4

MSO6:20 pmMissoula Johnson-Bell Field

14h 35m

2 stops

EYW10:55 amKey West

Oct 7

EYW6:17 pmKey West

32h 00m

2 stops

MSO12:17 amMissoula Johnson-Bell Field

$533

Find similar

American Airlines flights from Montana to Key West

Our best American Airlines deals on Montana to Key West flight tickets

American Airlines

Sep 28

BZN7:20 amBozeman Gallatin Field

9h 39m

2 stops

EYW6:59 pmKey West

Oct 4

EYW7:31 pmKey West

19h 18m

2 stops

BZN12:49 pmBozeman Gallatin Field

$664

Find similar

American Airlines

Oct 22

MSO1:31 pmMissoula Johnson-Bell Field

21h 24m

2 stops

EYW12:55 pmKey West

Oct 29

EYW7:52 pmKey West

19h 09m

2 stops

MSO1:01 pmMissoula Johnson-Bell Field

$1,063

Find similar

American Airlines

Oct 22

MSO1:31 pmMissoula Johnson-Bell Field

24h 42m

1 stop

EYW4:13 pmKey West

Oct 29

EYW7:52 pmKey West

19h 09m

2 stops

MSO1:01 pmMissoula Johnson-Bell Field

$1,149

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BozemanKey West

BZN - EYW

BZNEYW

Bozeman Gallatin Field

sáb. 10/4

6:20 pm-10:55 am

2 stops14h 35m

Key West

mar. 10/7

7:40 am-1:19 pm

1 stop7h 39m

$394

BozemanKey West

BZN - EYW

BZNEYW

Bozeman Gallatin Field

sáb. 10/4

6:20 pm-10:55 am

2 stops14h 35m

Key West

mar. 10/7

7:40 am-1:19 pm

1 stop7h 39m

$449

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

sáb. 10/4

6:20 pm-10:55 am

2 stops14h 35m

Key West

mar. 10/7

6:17 pm-12:17 am

2 stops32h 00m

$533

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

sáb. 10/4

6:20 pm-10:55 am

2 stops14h 35m

Key West

mar. 10/7

6:17 pm-12:17 am

2 stops32h 00m

$578

ButteKey West

BTM - EYW

BTMEYW

Butte Silver Bow Co

mié. 12/10

10:00 am-3:09 pm

2 stops27h 09m

Key West

sáb. 12/13

3:02 pm-10:29 pm

2 stops33h 27m

$816

CodyKey West

COD - EYW

CODEYW

Cody E.E. Faust

mar. 3/10

8:40 am-12:05 pm

2 stops25h 25m

Key West

mié. 3/11

4:53 pm-9:38 pm

2 stops30h 45m

$1,013

CodyKey West

COD - EYW

CODEYW

Cody E.E. Faust

mar. 3/10

8:40 am-12:05 pm

2 stops25h 25m

Key West

jue. 3/12

4:53 pm-9:38 pm

2 stops30h 45m

$1,046

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

mié. 10/22

1:31 pm-12:55 pm

2 stops21h 24m

Key West

mié. 10/29

7:52 pm-1:01 pm

2 stops19h 09m

$1,063

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

mié. 10/22

1:31 pm-4:13 pm

1 stop24h 42m

Key West

mié. 10/29

7:52 pm-1:01 pm

2 stops19h 09m

$1,149

MissoulaKey West

MSO - EYW

MSOEYW

Missoula Johnson-Bell Field

mié. 10/22

1:31 pm-4:13 pm

1 stop24h 42m

Key West

mié. 10/29

2:32 pm-1:01 pm

1 stop24h 29m

$1,254

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Montana to Key West

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

Other information

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Montana is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $715. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Montana to Key West for around $908.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is at noon. momondo users have found flights departing from Montana to Key West at noon for as low as $683. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the morning, with an average ticket price of $828. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Montana to Key West flights?

You could potentially save up to 28% on your flight if you consider stops on a Montana to Key West flight.

Cheap Montana to Key West flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Montana to Key West Airport?
Prices for flights from Montana to Key West Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Montana to Key West Airport?
As of September 2025, there is 1 operator available to choose from for flights from Montana to Key West Airport.
How old do you have to be to fly from Montana to Key West Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montana to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents required for your trip to Key West Airport 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 Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montana to Key West

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $290	Free Cancellation	Rating 7.9 7,974 reviews		Search Delta flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights

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Why use momondo?

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

Finding the right flight to Key West from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Key West quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Key West from Montana with this policy.

How can momondo help me find flights from Montana to Key West?

momondo provides multiple filters to help you find the best flight to Key West from Montana. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Montana to Key West flights. All you need is a valid email address and we will do the rest; it is that quick and easy.