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

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

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Montana.

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

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

$534 Cheap Flights from Key West to Montana in 2025/26

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Key West to Montana

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:40 am - 5:34 pmEYW-MSO

11h 54m2 stops

5:25 am - 7:53 pmMSO-EYW

12h 28m2 stops

$534Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

7:40 am - 5:34 pmEYW-MSO

11h 54m2 stops

5:25 am - 7:53 pmMSO-EYW

12h 28m2 stops

$548Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

7:40 am - 5:34 pmEYW-MSO

11h 54m2 stops

5:25 am - 7:53 pmMSO-EYW

12h 28m2 stops

$583Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

8:00 am - 8:06 pmEYW-MSO

14h 06m2 stops

7:01 am - 4:16 pmMSO-EYW

7h 15m1 stop

$584American Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

8:00 am - 8:06 pmEYW-MSO

14h 06m2 stops

7:01 am - 4:16 pmMSO-EYW

7h 15m1 stop

$643American Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

8:00 am - 8:06 pmEYW-MSO

14h 06m2 stops

7:01 am - 4:16 pmMSO-EYW

7h 15m1 stop

$680American Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

4:00 pm - 1:33 pmEYW-MSO

23h 33m2 stops

6:20 am - 2:04 pmMSO-EYW

29h 44m3 stops

$888United Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

3:00 pm - 1:33 pmEYW-MSO

24h 33m2 stops

2:35 pm - 2:04 pmMSO-EYW

21h 29m3 stops

$1,093United Airlines

Find Deal

Sat, Nov 15 - Tue, Nov 18

American Airlines flights from Key West to Montana

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

American Airlines

Nov 15

EYW8:00 amKey West

14h 06m

2 stops

MSO8:06 pmMissoula Johnson-Bell Field

Nov 18

MSO7:01 amMissoula Johnson-Bell Field

7h 15m

1 stop

EYW4:16 pmKey West

$584

Find similar

American Airlines

Nov 15

EYW8:00 amKey West

14h 06m

2 stops

MSO8:06 pmMissoula Johnson-Bell Field

Nov 18

MSO7:01 amMissoula Johnson-Bell Field

7h 15m

1 stop

EYW4:16 pmKey West

$643

Find similar

American Airlines

Nov 15

EYW8:00 amKey West

14h 06m

2 stops

MSO8:06 pmMissoula Johnson-Bell Field

Nov 18

MSO7:01 amMissoula Johnson-Bell Field

7h 15m

1 stop

EYW4:16 pmKey West

$680

Find similar

United Airlines flights from Key West to Montana

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

United Airlines

Nov 15

EYW4:00 pmKey West

23h 33m

2 stops

MSO1:33 pmMissoula Johnson-Bell Field

Nov 18

MSO6:20 amMissoula Johnson-Bell Field

29h 44m

3 stops

EYW2:04 pmKey West

$888

Find similar

United Airlines

Nov 15

EYW3:00 pmKey West

24h 33m

2 stops

MSO1:33 pmMissoula Johnson-Bell Field

Nov 18

MSO2:35 pmMissoula Johnson-Bell Field

21h 29m

3 stops

EYW2:04 pmKey West

$1,093

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

7:40 am-5:34 pm

2 stops11h 54m

Missoula Johnson-Bell Field

Tue 11/18

5:25 am-7:53 pm

2 stops12h 28m

$534

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

7:40 am-5:34 pm

2 stops11h 54m

Missoula Johnson-Bell Field

Tue 11/18

5:25 am-7:53 pm

2 stops12h 28m

$548

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

7:40 am-5:34 pm

2 stops11h 54m

Missoula Johnson-Bell Field

Tue 11/18

5:25 am-7:53 pm

2 stops12h 28m

$583

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

8:00 am-8:06 pm

2 stops14h 06m

Missoula Johnson-Bell Field

Tue 11/18

7:01 am-4:16 pm

1 stop7h 15m

$584

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

8:00 am-8:06 pm

2 stops14h 06m

Missoula Johnson-Bell Field

Tue 11/18

7:01 am-4:16 pm

1 stop7h 15m

$643

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

8:00 am-8:06 pm

2 stops14h 06m

Missoula Johnson-Bell Field

Tue 11/18

7:01 am-4:16 pm

1 stop7h 15m

$680

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

4:00 pm-1:33 pm

2 stops23h 33m

Missoula Johnson-Bell Field

Tue 11/18

6:20 am-2:04 pm

3 stops29h 44m

$888

Key WestMissoula

EYW - MSO

EYWMSO

Key West

Sat 11/15

3:00 pm-1:33 pm

2 stops24h 33m

Missoula Johnson-Bell Field

Tue 11/18

2:35 pm-2:04 pm

3 stops21h 29m

$1,093

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

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

You could potentially save up to 78% on your flight if you consider stops on a Key West to Montana flight.

Cheap Key West to Montana flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Key West Airport to Montana?
Prices for flights from Key West Airport to Montana are refreshed on a daily basis.
How old do you have to be to fly from Key West Airport to Montana?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Montana.
What documentation or ID do you need to fly to Montana?
The travel and health documents required for your trip to Montana 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 Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Montana from Key West.

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

All flight searches from Key West to Montana on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Key West and Montana 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 Key West to Montana right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montana, momondo offers a useful price alert feature which will track prices for flights to Montana from Key West and alert you when they change.