How long is the flight from Boise to Key West?

Departing from Boise to Key West will take you 12h 12m. Airlines will cover a distance of 2342 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from Boise to Key West round-trip?

Cheapflights users have booked flights from Boise to Key West round-trip from $308. You may be able to fly from Boise to Key West for 59% less than the average price by searching for this airline.

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.

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).

Most accurate provider : When it comes to deals on Boise-Key West flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Key West flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Key West flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Boise-Key West flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Boise to Key West?

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

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

Yes. Cheapflights offers flight deals from Boise 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.

$315+ Flights from Boise to Key West

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1. Tell us where you want to go

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Cheap flight deals from Boise to Key West

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$319 (American Airlines)
One-way from	$315 (United Airlines)
Popular in	May
Cheapest in	August
Average price	$570

Provider with most accurate pricing for Boise Air Term. Gowen Fld-Key West flight deals.

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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Key West flights.

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From Boise Air Term. Gowen Fld to Key West

Search Deals

One-way flight from Boise Air Term. Gowen Fld to Key West

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($232 potential increase over avg. RT price).

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Cheapest flight prices on average. 9% potential price decrease ($65 potential savings vs. average RT price).

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Average for round-trip flights in October 2025

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Find flight deals from Boise to Key West

Cheapest flights from Boise to Key West
Explore the most affordable flight options available from Boise to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Fri 12/126:39 amBOI - EYW

2 stops13h 39mAmerican Airlines

Wed 12/172:39 pmEYW - BOI

1 stop9h 46mAmerican Airlines

Deal found 10/26

$501

Sun 11/236:37 amBOI - EYW

2 stops13h 10mAmerican Airlines

Fri 11/287:00 amEYW - BOI

1 stop7h 34mAmerican Airlines

Deal found 10/27

$959

Best flights from Boise to Key West
Discover carefully curated flight deals from Boise to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 27, 2025.

Tue 1/135:30 amBOI - EYW

2 stops12h 12mDelta

Wed 1/217:10 amEYW - BOI

2 stops17h 08mDelta

Deal found 10/26

$366

Tue 1/137:20 amBOI - EYW

2 stops14h 36mAmerican Airlines

Tue 1/207:45 pmEYW - BOI

2 stops18h 22mAmerican Airlines

Deal found 10/26

$372

Sat 1/105:30 amBOI - EYW

2 stops12h 12mDelta

Wed 1/217:10 amEYW - BOI

2 stops17h 08mDelta

Deal found 10/26

$366

Sat 1/107:20 amBOI - EYW

1 stop7h 03mAmerican Airlines

Wed 1/216:06 amEYW - BOI

2 stops15h 19mAmerican Airlines

Deal found 10/26

$414

Wed 1/147:20 amBOI - EYW

2 stops14h 36mAmerican Airlines

Sun 1/187:08 amEYW - BOI

2 stops14h 17mAmerican Airlines

Deal found 10/26

$499

Tue 1/135:30 amBOI - EYW

2 stops12h 12mDelta

Sat 1/176:15 pmEYW - BOI

1 stop20h 36mDelta

Deal found 10/26

$543

Fri 12/126:39 amBOI - EYW

2 stops13h 39mAmerican Airlines

Wed 12/172:39 pmEYW - BOI

1 stop9h 46mAmerican Airlines

Deal found 10/26

$501

Tue 1/135:30 amBOI - EYW

2 stops12h 12mDelta

Tue 1/206:08 pmEYW - BOI

1 stop20h 23mDelta

Deal found 10/26

$543

Sun 1/115:54 pmBOI - EYW

2 stops15h 03mAmerican Airlines

Sat 1/174:37 pmEYW - BOI

2 stops23h 31mAmerican Airlines

Deal found 10/26

$502

Sat 1/107:20 amBOI - EYW

2 stops12h 27mAmerican Airlines

Tue 1/207:45 pmEYW - BOI

2 stops18h 22mAmerican Airlines

Deal found 10/26

$542

Last-minute flights from Boise to Key West
Discover last-minute flight deals from Boise to Key West. Data last updated October 27, 2025 and is based on user searches.

Tue 11/117:00 amBOI - EYW

2 stops10h 23mAmerican Airlines

Sat 11/154:59 pmEYW - BOI

1 stop7h 33mAmerican Airlines

Deal found 10/27

$424

Tue 11/115:35 amBOI - EYW

2 stops12h 18mDelta

Sat 11/1512:26 pmEYW - BOI

2 stops9h 04mDelta

Deal found 10/27

$673

Tue 11/118:17 amBOI - EYW

2 stops27h 47mUnited Airlines

Sat 11/153:00 pmEYW - BOI

3 stops24h 44mUnited Airlines

Deal found 10/27

$968

Sun 11/236:37 amBOI - EYW

2 stops13h 10mAmerican Airlines

Fri 11/287:00 amEYW - BOI

1 stop7h 34mAmerican Airlines

Deal found 10/27

$959

One-way flights from Boise to Key West
Search for one-way flight options from Boise to Key West. Find affordable one-way fares based on user searches. Data last updated October 27, 2025.

Sat 1/2410:15 amBOI - EYW

2 stops24h 48mUnited Airlines

Deal found 10/26

$315

Sat 1/247:20 amBOI - EYW

1 stop7h 03mAmerican Airlines

Deal found 10/26

$343

Fly from

Fly to

Route

Depart

Return

Price

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Tue 1/13

5:30 am-7:42 pm

2 stops12h 12m

Key West

Wed 1/21

7:10 am-10:18 pm

2 stops17h 08m

$366

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Sat 1/10

5:30 am-7:42 pm

2 stops12h 12m

Key West

Wed 1/21

7:10 am-10:18 pm

2 stops17h 08m

$366

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Tue 1/13

7:20 am-11:56 pm

2 stops14h 36m

Key West

Tue 1/20

7:45 pm-12:07 pm

2 stops18h 22m

$372

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Sat 1/10

7:20 am-4:23 pm

1 stop7h 03m

Key West

Wed 1/21

6:06 am-7:25 pm

2 stops15h 19m

$414

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Wed 1/14

7:20 am-11:56 pm

2 stops14h 36m

Key West

Sun 1/18

7:08 am-7:25 pm

2 stops14h 17m

$499

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Fri 12/12

6:39 am-10:18 pm

2 stops13h 39m

Key West

Wed 12/17

2:39 pm-10:25 pm

1 stop9h 46m

$501

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Sun 1/11

5:54 pm-10:57 am

2 stops15h 03m

Key West

Sat 1/17

4:37 pm-2:08 pm

2 stops23h 31m

$502

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Sat 1/10

7:20 am-9:47 pm

2 stops12h 27m

Key West

Tue 1/20

7:45 pm-12:07 pm

2 stops18h 22m

$542

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Tue 1/13

5:30 am-7:42 pm

2 stops12h 12m

Key West

Sat 1/17

6:15 pm-12:51 pm

1 stop20h 36m

$543

BoiseKey West

BOI - EYW

BOIEYW

Boise Air Term. Gowen Fld

Tue 1/13

5:30 am-7:42 pm

2 stops12h 12m

Key West

Tue 1/20

6:08 pm-12:31 pm

1 stop20h 23m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 12 results

Compare providers for flights from Boise to Key West

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Key West in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Boise-Key West flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Key West flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boise-Key West flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Boise-Key West flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boise to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Boise 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 Boise to Key West

What is the cheapest time of day to fly from BOI to EYW?

It’s optimal to fly from Boise to Key West at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Key West

Read reviews from past customers who have flown American Airlines from Boise to Key West. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

American Airlines

7.2

Good

11,033 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

American Airlines

7.2

Good

11,033 reviews

American Airlines

7.2

Good

11,033 reviews

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

Related info for your journey

How long is the flight from Boise to Key West?
Departing from Boise to Key West will take you 12h 12m. Airlines will cover a distance of 2342 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from Boise to Key West round-trip?
Cheapflights users have booked flights from Boise to Key West round-trip from $308. You may be able to fly from Boise to Key West for 59% less than the average price by searching for this airline.
Can I find deals for flights from Boise to Key West that include hotel bookings?
Yes. In addition to deals on Boise to Key West flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Boise to Key West?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Key West.
Can I find deals for business class flights from Boise to Key West?
Yes. Cheapflights offers flight deals from Boise 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Key West

Top airline flying from Boise to Key West

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$308	Average$602	FlexibilityNo cancel fee	On-time71%

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$315+ Cheap flights from Boise to Key West (BOI - EYW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Boise to Key West with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Boise to Key West

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Boise to Key West

Cheapest flights from Boise to Key WestExplore the most affordable flight options available from Boise to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Explore the most affordable flight options available from Boise to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Boise to Key West that are best for you.

Compare providers for flights from Boise to Key West

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boise to Key West in October.

Best time to book a flight from Boise to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Boise with our price prediction graph.

Cheapflights Insights

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

What is the cheapest time of day to fly from BOI to EYW?

Reviews of airlines servicing Key West

Read reviews from past customers who have flown American Airlines from Boise to Key West. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Boise to Key West?

What is the cheapest airline to fly from Boise to Key West round-trip?

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

How can I find direct flights from Boise to Key West?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boise to Key West

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Boise to Key West

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Boise to Key West
Explore the most affordable flight options available from Boise to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.