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Key West

$451+ Cheap flights from Montana to Key West (EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/16. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — EYW
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Montana to Key West

Keep the following information in mind while searching for Montana to Key West flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$451
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$744
Provider with most accurate pricing for Bozeman Gallatin Field-Key West flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Key West flights.
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From Montana to Key West
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($94 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Montana to Key West

Cheapest flights from Montana to Key West
Explore the most affordable flight options available from Montana to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:25 amBZN - EYW
1 stop6h 43mAmerican Airlines
Mon 7/212:31 pmEYW - BZN
1 stop6h 53mAmerican Airlines
Deal found 4/30$451
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/164:00 pmBZN - EYW
2 stops20h 00mUnited Airlines
Mon 7/212:45 pmEYW - BZN
2 stops26h 13mUnited Airlines
Deal found 4/30$509
This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/37:50 amMSO - EYW
2 stops10h 40mDelta
Sat 5/1011:48 amEYW - MSO
2 stops13h 59mDelta
Deal found 4/30$713
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/22:35 pmMSO - EYW
3 stops20h 59mUnited Airlines
Fri 5/92:18 pmEYW - MSO
2 stops27h 45mUnited Airlines
Deal found 4/30$844
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/32:04 pmMSO - EYW
2 stops20h 18mAmerican Airlines
Sat 5/102:20 pmEYW - MSO
1 stop24h 06mAmerican Airlines
Deal found 4/30$1,533

Cheapflights Fare Finder

Customize your flight search to find flights from Montana to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Montana to Key West that are best for you.

Fly from

Montana

Fly to

Key West

Route

Depart

Return

Price

BozemanKey West

BZN - EYW

BZNEYW

Bozeman Gallatin Field

Wed 7/16

7:25 am-4:08 pm

1 stop6h 43m

Key West

Mon 7/21

2:31 pm-7:24 pm

1 stop6h 53m

$451

BozemanKey West

BZN - EYW

BZNEYW

Bozeman Gallatin Field

Wed 7/16

4:00 pm-2:00 pm

2 stops20h 00m

Key West

Mon 7/21

2:45 pm-2:58 pm

2 stops26h 13m

$509

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Montana to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Key West

Rainfall in Key West by month

Plan your trip to Key West by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

Plan your trip to Key West by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Key West. Reviews last updated May 1, 2025.
United Airlines
7.4
Good
8,696 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,696 reviews
United Airlines
7.4
Good
8,696 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,696 reviews

Food

6.6

Boarding

7.7

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Montana to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Key West from Montana?

    Most people fly into Key West (EYW) if they book a flight to Key West from Montana. Key West is conveniently located just 2.6 mi from Key West’s city center.

  • What are the most popular routes from Montana to Key West?

    While some choose either Butte Silver Bow Co - Key West or Cody E.E. Faust - Key West, Bozeman Gallatin Field - Key West is the most popular route from Montana to Key West.

  • Can I find deals for flights from Montana to Key West that include hotel bookings?

    Yes. In addition to deals on Montana to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Key West?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Key West.

  • Can I find deals for business class flights from Montana to Key West?

    Yes. Cheapflights offers flight deals from Montana to Key West by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montana to Key West?

    Currently, August is the cheapest month in which you can book a flight from Montana to Key West (average of $328). Flying from Montana to Key West in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Montana to Key West

Discover the top 3 airlines that operate flights from Montana to Key West. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$338Average$638FlexibilityNo cancel feeOn-time71%
DeltaCheapest$526Average$804FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$541Average$700FlexibilityNo cancel feeOn-time69%

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