How long is the flight from Idaho to Caribbean Islands?

The flight from Idaho to Caribbean Islands depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Boise (a popular airport in Idaho) to Incheon Intl Airport (the most popular airport in Caribbean Islands), then the flight time is 15h 15m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Incheon Intl Airport, then the average flight time is 17h 35m.

What airlines fly to Caribbean Islands?

Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Caribbean Islands from Idaho according to our data. Delta is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Caribbean Islands. Keep in mind that there are 4 different airlines that fly to Caribbean Islands on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho to Caribbean Islands?

Frontier, Delta, and Southwest are the most popular carriers operating from Idaho to Caribbean Islands

When did momondo last update prices for flights from Idaho to Caribbean Islands?

Prices for flights from Idaho to Caribbean Islands were last updated today.

How many operators does momondo search for flights from Idaho to Caribbean Islands?

As of December 2025, there are 4 operators available to choose from for flights from Idaho to Caribbean Islands.

How old do you have to be to fly from Idaho to Caribbean Islands?

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 Idaho to Caribbean Islands.

What documentation or ID do you need to fly to Caribbean Islands?

The necessary travel and health documents for your Caribbean Islands 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.

$133 Cheap Flights from Idaho to Caribbean Islands in 2025/26

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Find the cheapest flights from Idaho to Caribbean Islands

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:15 pm - 2:10 pm

BOI

SJU

17h 55m2 stops

6:15 am - 11:05 pm

SJU

BOI

19h 50m2 stops

$395Delta

Tue, Jan 20 - Tue, Feb 24

6:41 am - 11:27 pm

BOI

SJU

13h 46m2 stops

7:30 am - 10:36 pm

SJU

BOI

18h 06m1 stop

$431American Airlines

Wed, Feb 25 - Wed, Mar 4

5:00 am - 10:22 pm

GEG

SJU

13h 22m2 stops

2:05 am - 11:39 am

SJU

GEG

13h 34m2 stops

$431United Airlines

Tue, Jan 27 - Thu, Jan 29

5:51 am - 11:32 pm

GEG

SJU

13h 41m1 stop

6:00 am - 12:14 pm

SJU

GEG

10h 14m1 stop

$456American Airlines

Fri, Feb 27 - Fri, Mar 6

1:23 pm - 5:00 am

BOI

SJU

12h 37m1 stop

1:30 am - 12:48 pm

SJU

BOI

13h 18m1 stop

$470American Airlines

Sat, Mar 7 - Tue, Mar 10

12:24 pm - 3:22 pm

GEG

NAS

23h 58m2 stops

3:35 pm - 9:50 pm

NAS

GEG

9h 15m1 stop

$481United Airlines

Tue, Feb 3 - Wed, Feb 11

11:20 am - 12:35 am

BOI

SJU

10h 15m2 stops

6:10 am - 3:20 pm

SJU

BOI

12h 10m2 stops

$490Southwest

Wed, Jan 7 - Wed, Jan 14

7:50 pm - 10:35 am

BOI

SJU

12h 45m2 stops

10:00 am - 9:55 pm

SJU

BOI

13h 55m2 stops

$516Southwest

Mon, May 18 - Sat, May 23

11:46 am - 4:15 am

BOI

SJU

14h 29m1 stop

7:29 am - 11:05 pm

SJU

BOI

17h 36m1 stop

$541Alaska Airlines

Fri, Jun 5 - Wed, Jun 17

5:22 pm - 2:00 pm

BOI

PUJ

18h 38m2 stops

5:37 am - 11:05 pm

PUJ

BOI

19h 28m2 stops

$666Copa Airlines

Fri, May 29 - Sat, Jun 6

Delta flights from Idaho to Caribbean Islands

Our best Delta deals on Idaho to Caribbean Islands flight tickets

Delta

Jan 20

BOI5:15 pmBoise Air Term. Gowen Fld

17h 55m

2 stops

SJU2:10 pmSan Juan Luis Munoz Marin Intl

Feb 24

SJU6:15 amSan Juan Luis Munoz Marin Intl

19h 50m

2 stops

BOI11:05 pmBoise Air Term. Gowen Fld

$395

Find similar

Delta

Feb 10

GEG6:05 amSpokane

10h 53m

2 stops

SJU8:58 pmSan Juan Luis Munoz Marin Intl

Feb 18

SJU2:16 pmSan Juan Luis Munoz Marin Intl

13h 48m

2 stops

GEG12:04 amSpokane

$481

Find similar

Delta

May 28

GEG7:21 pmSpokane

17h 33m

2 stops

NAS3:54 pmNassau Intl

Jun 2

NAS1:05 pmNassau Intl

13h 30m

2 stops

GEG11:35 pmSpokane

$499

Find similar

American Airlines flights from Idaho to Caribbean Islands

Our best American Airlines deals on Idaho to Caribbean Islands flight tickets

American Airlines

Feb 25

BOI6:41 amBoise Air Term. Gowen Fld

13h 46m

2 stops

SJU11:27 pmSan Juan Luis Munoz Marin Intl

Mar 4

SJU7:30 amSan Juan Luis Munoz Marin Intl

18h 06m

1 stop

BOI10:36 pmBoise Air Term. Gowen Fld

$431

Find similar

American Airlines

Feb 27

GEG5:51 amSpokane

13h 41m

1 stop

SJU11:32 pmSan Juan Luis Munoz Marin Intl

Mar 6

SJU6:00 amSan Juan Luis Munoz Marin Intl

10h 14m

1 stop

GEG12:14 pmSpokane

$456

Find similar

American Airlines

Mar 7

BOI1:23 pmBoise Air Term. Gowen Fld

12h 37m

1 stop

SJU5:00 amSan Juan Luis Munoz Marin Intl

Mar 10

SJU1:30 amSan Juan Luis Munoz Marin Intl

13h 18m

1 stop

BOI12:48 pmBoise Air Term. Gowen Fld

$470

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Tue 1/20

5:15 pm-2:10 pm

2 stops17h 55m

San Juan Luis Munoz Marin Intl

Tue 2/24

6:15 am-11:05 pm

2 stops19h 50m

$395

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 2/25

6:41 am-11:27 pm

2 stops13h 46m

San Juan Luis Munoz Marin Intl

Wed 3/4

7:30 am-10:36 pm

1 stop18h 06m

$431

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Tue 1/27

5:00 am-10:22 pm

2 stops13h 22m

San Juan Luis Munoz Marin Intl

Thu 1/29

2:05 am-11:39 am

2 stops13h 34m

$431

SpokaneSan Juan

GEG - SJU

GEGSJU

Spokane

Fri 2/27

5:51 am-11:32 pm

1 stop13h 41m

San Juan Luis Munoz Marin Intl

Fri 3/6

6:00 am-12:14 pm

1 stop10h 14m

$456

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Sat 3/7

1:23 pm-5:00 am

1 stop12h 37m

San Juan Luis Munoz Marin Intl

Tue 3/10

1:30 am-12:48 pm

1 stop13h 18m

$470

SpokaneNassau

GEG - NAS

GEGNAS

Spokane

Tue 2/3

12:24 pm-3:22 pm

2 stops23h 58m

Nassau Intl

Wed 2/11

3:35 pm-9:50 pm

1 stop9h 15m

$481

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Wed 1/7

11:20 am-12:35 am

2 stops10h 15m

San Juan Luis Munoz Marin Intl

Wed 1/14

6:10 am-3:20 pm

2 stops12h 10m

$490

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Mon 5/18

7:50 pm-10:35 am

2 stops12h 45m

San Juan Luis Munoz Marin Intl

Sat 5/23

10:00 am-9:55 pm

2 stops13h 55m

$516

BoiseSan Juan

BOI - SJU

BOISJU

Boise Air Term. Gowen Fld

Fri 6/5

11:46 am-4:15 am

1 stop14h 29m

San Juan Luis Munoz Marin Intl

Wed 6/17

7:29 am-11:05 pm

1 stop17h 36m

$541

BoisePunta Cana

BOI - PUJ

BOIPUJ

Boise Air Term. Gowen Fld

Fri 5/29

5:22 pm-2:00 pm

2 stops18h 38m

Punta Cana

Sat 6/6

5:37 am-11:05 pm

2 stops19h 28m

$666

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Caribbean Islands

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 Caribbean Islands?

The month of September is, on average, the cheapest month to fly to Caribbean Islands from Idaho, with most prices found around $508. The month of January is another great option to travel to Caribbean Islands, with average flight prices from Idaho averaging around $534.

What is the cheapest day to depart on your flight to Caribbean Islands?

The cheapest day to depart from Idaho to Caribbean Islands is on a Monday. Travelers who choose to depart for Caribbean Islands on a Monday will often find tickets for as low as $594. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $844. These prices are subject to change though, so be sure to set up a Price Alert for flights to Caribbean Islands.

What is the cheapest time of day to depart on your flight to Caribbean Islands?

According to our data, the cheapest time of day to fly to Caribbean Islands is in the evening. momondo users have found flights departing from Idaho to Caribbean Islands in the evening for as low as $503. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $699. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Idaho to Caribbean Islands flights?

No. A direct flight is the cheapest option for a flight between Idaho to Caribbean Islands.

Cheap Idaho to Caribbean Islands flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Caribbean Islands

Fastest flight time	7h 59m
Direct flights	None

The fastest flight from Idaho to Caribbean Islands takes 7h 59m

There are no direct flights from Idaho to Caribbean Islands. There are no popular flight routes from Idaho to Caribbean Islands.

Search flight deals

When did momondo last update prices for flights from Idaho to Caribbean Islands?
Prices for flights from Idaho to Caribbean Islands were last updated today.
How many operators does momondo search for flights from Idaho to Caribbean Islands?
As of December 2025, there are 4 operators available to choose from for flights from Idaho to Caribbean Islands.
How old do you have to be to fly from Idaho to Caribbean Islands?
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 Idaho to Caribbean Islands.
What documentation or ID do you need to fly to Caribbean Islands?
The necessary travel and health documents for your Caribbean Islands 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.
What is the most popular plane model from Idaho to Caribbean Islands?
Based on momondo bookings for flights between Idaho and Caribbean Islands, the leading plane model is Embraer 175, making up 17.19% of the total bookings. Other popular models include Embraer 175 (Enhanced Winglets) with 13.47%, Boeing 737-800 Passenger/BBJ2 (winglets) with 10.78%, and Boeing 737-700 Passenger/BBJ1 (winglets) with 8.72%.

Best airlines flying from Idaho to Caribbean Islands

Compare and see reviews for airlines that fly from Idaho to Caribbean Islands with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $188	Free Cancellation	Rating 7.9 8,021 reviews	Search Delta flights
United Airlines	PriceFrom $449	Free Cancellation	Rating 7.4 9,100 reviews	Search United Airlines flights
Southwest	PriceFrom $463	Free Cancellation	Rating 8.0 4,257 reviews	Search Southwest flights
American Airlines	PriceFrom $493	Free Cancellation	Rating 7.2 11,050 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Caribbean Islands?

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 Idaho to Caribbean Islands for you.

Can I find flights from Idaho to Caribbean Islands with flexible booking policies on momondo?

Flights from Idaho to Caribbean Islands with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho to Caribbean Islands?

momondo helps you find the best flight between Idaho and Caribbean Islands 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 Idaho to Caribbean Islands right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Caribbean Islands 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.