What is the cheapest airline that flies from Montana to Costa Rica?

Alaska Airlines, United Airlines, and Southwest are the most popular carriers operating from Montana to Costa Rica

What airlines fly to Costa Rica?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Costa Rica from Montana according to our data. United Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Costa Rica. Keep in mind that there are 4 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

How long is the flight from Montana to Costa Rica?

Flight times vary depending on what airport in Montana you fly out of and what airport in Costa Rica you fly into. For example, flying from Bozeman to San José takes 10h 46m on average. On the other hand, flying from Missoula to San José takes 14h 56m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Montana to Costa Rica?

Prices for flights from Montana to Costa Rica refresh daily.

How many operators does momondo search for flights from Montana to Costa Rica?

As of March 2026, there are 4 operators available to choose from for flights from Montana to Costa Rica.

How old do you have to be to fly from Montana to Costa Rica?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Costa Rica.

What documentation or ID do you need to fly to Costa Rica?

The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$164 Cheap Flights from Montana to Costa Rica in 2026

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Find the cheapest flights from Montana to Costa Rica

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:59 pm - 11:33 pm

BZN

SJO

27h 34m

2 stops

12:53 am - 10:42 pm

SJO

BZN

21h 49m

2 stops

$375Alaska Airlines

Sun, May 24 - Tue, May 26

4:17 pm - 7:15 am

BZN

SJO

14h 58m

1 stop

11:13 am - 8:39 pm

SJO

BZN

9h 26m

1 stop

$389United Airlines

Sat, May 23 - Fri, May 29

2:03 pm - 11:45 pm

BZN

SJO

33h 42m

2 stops

12:55 am - 11:58 pm

SJO

BZN

47h 03m

2 stops

$402Alaska Airlines

Tue, Apr 28 - Wed, May 6

7:59 pm - 11:33 pm

BZN

SJO

27h 34m

2 stops

12:53 am - 7:05 pm

SJO

BZN

18h 12m

2 stops

$415Alaska Airlines

Sun, May 24 - Wed, May 27

11:23 am - 11:45 pm

BZN

SJO

12h 22m

2 stops

12:55 am - 11:58 pm

SJO

BZN

47h 03m

2 stops

$428Alaska Airlines

Thu, Apr 30 - Wed, May 6

2:03 pm - 11:45 pm

BZN

SJO

33h 42m

2 stops

12:55 am - 11:58 pm

SJO

BZN

47h 03m

2 stops

$443Alaska Airlines

Fri, May 1 - Wed, May 6

2:18 pm - 1:09 pm

MSO

SJO

22h 51m

2 stops

3:08 pm - 1:28 pm

SJO

MSO

22h 20m

2 stops

$479American Airlines

Sun, May 24 - Sat, May 30

4:16 pm - 12:59 pm

BZN

SJO

20h 43m

2 stops

3:08 pm - 3:26 pm

SJO

BZN

24h 18m

2 stops

$483American Airlines

Sat, Jun 6 - Tue, Jun 9

2:38 pm - 10:11 am

MSO

SJO

19h 33m

2 stops

7:55 am - 1:32 pm

SJO

MSO

29h 37m

2 stops

$529Multiple Airlines

Mon, Apr 20 - Mon, Apr 27

6:00 am - 5:30 am

FCA

SJO

23h 30m

2 stops

1:00 pm - 10:01 am

SJO

FCA

21h 01m

2 stops

$540Multiple Airlines

Sat, May 16 - Sat, May 23

Alaska Airlines flights from Montana to Costa Rica

Our best Alaska Airlines deals on Montana to Costa Rica flight tickets

Alaska Airlines

May 24

BZN7:59 pmBozeman Gallatin Field

27h 34m

2 stops

SJO11:33 pmSan José Juan Santamaria Intl

May 26

SJO12:53 amSan José Juan Santamaria Intl

21h 49m

2 stops

BZN10:42 pmBozeman Gallatin Field

$375

Alaska Airlines

Apr 28

BZN2:03 pmBozeman Gallatin Field

33h 42m

2 stops

SJO11:45 pmSan José Juan Santamaria Intl

May 6

SJO12:55 amSan José Juan Santamaria Intl

47h 03m

2 stops

BZN11:58 pmBozeman Gallatin Field

$402

Alaska Airlines

May 24

BZN7:59 pmBozeman Gallatin Field

27h 34m

2 stops

SJO11:33 pmSan José Juan Santamaria Intl

May 27

SJO12:53 amSan José Juan Santamaria Intl

18h 12m

2 stops

BZN7:05 pmBozeman Gallatin Field

$415

United Airlines flights from Montana to Costa Rica

Our best United Airlines deals on Montana to Costa Rica flight tickets

United Airlines

May 23

BZN4:17 pmBozeman Gallatin Field

14h 58m

1 stop

SJO7:15 amSan José Juan Santamaria Intl

May 29

SJO11:13 amSan José Juan Santamaria Intl

9h 26m

1 stop

BZN8:39 pmBozeman Gallatin Field

$389

United Airlines

May 23

BZN4:17 pmBozeman Gallatin Field

14h 58m

1 stop

SJO7:15 amSan José Juan Santamaria Intl

May 29

SJO11:13 amSan José Juan Santamaria Intl

9h 26m

1 stop

BZN8:39 pmBozeman Gallatin Field

$484

United Airlines

Apr 14

BZN2:40 pmBozeman Gallatin Field

19h 31m

2 stops

SJO10:11 amSan José Juan Santamaria Intl

Apr 27

SJO7:55 amSan José Juan Santamaria Intl

25h 52m

2 stops

BZN9:47 amBozeman Gallatin Field

$489

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sun 5/24

7:59 pm-11:33 pm

2 stops27h 34m

San José Juan Santamaria Intl

Tue 5/26

12:53 am-10:42 pm

2 stops21h 49m

$375

Quickest round-trip

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sat 5/23

4:17 pm-7:15 am

1 stop14h 58m

San José Juan Santamaria Intl

Fri 5/29

11:13 am-8:39 pm

1 stop9h 26m

$389

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Tue 4/28

2:03 pm-11:45 pm

2 stops33h 42m

San José Juan Santamaria Intl

Wed 5/6

12:55 am-11:58 pm

2 stops47h 03m

$402

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sun 5/24

7:59 pm-11:33 pm

2 stops27h 34m

San José Juan Santamaria Intl

Wed 5/27

12:53 am-7:05 pm

2 stops18h 12m

$415

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Thu 4/30

11:23 am-11:45 pm

2 stops12h 22m

San José Juan Santamaria Intl

Wed 5/6

12:55 am-11:58 pm

2 stops47h 03m

$428

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Fri 5/1

2:03 pm-11:45 pm

2 stops33h 42m

San José Juan Santamaria Intl

Wed 5/6

12:55 am-11:58 pm

2 stops47h 03m

$443

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

2:18 pm-1:09 pm

2 stops22h 51m

San José Juan Santamaria Intl

Sat 5/30

3:08 pm-1:28 pm

2 stops22h 20m

$479

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sat 6/6

4:16 pm-12:59 pm

2 stops20h 43m

San José Juan Santamaria Intl

Tue 6/9

3:08 pm-3:26 pm

2 stops24h 18m

$483

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Mon 4/20

2:38 pm-10:11 am

2 stops19h 33m

San José Juan Santamaria Intl

Mon 4/27

7:55 am-1:32 pm

2 stops29h 37m

$529

KalispellSan José

FCA - SJO

FCASJO

Kalispell Glacier Park

Sat 5/16

6:00 am-5:30 am

2 stops23h 30m

San José Juan Santamaria Intl

Sat 5/23

1:00 pm-10:01 am

2 stops21h 01m

$540

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 Montana to Costa Rica

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

Can stopping save me money on Montana to Costa Rica flights?

You could potentially save up to 27% on your flight if you consider stops on a Montana to Costa Rica flight.

Cheap Montana to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Costa Rica

Fastest flight time	8h 45m
Direct flights	None

The fastest flight from Montana to Costa Rica takes 8h 45m

There are no direct flights from Montana to Costa Rica. There are no popular flight routes from Montana to Costa Rica.

Search flight deals

When did momondo last update prices for flights from Montana to Costa Rica?
Prices for flights from Montana to Costa Rica refresh daily.
How many operators does momondo search for flights from Montana to Costa Rica?
As of March 2026, there are 4 operators available to choose from for flights from Montana to Costa Rica.
How old do you have to be to fly from Montana to Costa Rica?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Montana to Costa Rica

Compare and see reviews for airlines that fly from Montana to Costa Rica with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $196	Free Cancellation	Rating 7.4 9,477 reviews	Search United Airlines flights
American Airlines	PriceFrom $397	Free Cancellation	Rating 7.1 11,494 reviews	Search American Airlines flights
Southwest	PriceFrom $466	Free Cancellation	Rating 8.0 4,333 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $509	Free Cancellation	Rating 7.9 12,108 reviews	Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Costa Rica?

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 Montana to Costa Rica for you.

Can I find flights from Montana to Costa Rica with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Montana to Costa Rica flights to just show those with flexible booking policies.

How can momondo help me find flights from Montana to Costa Rica?

Once all potential Montana to Costa Rica flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Costa Rica from Montana are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Costa Rica trip

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Popular cities in Costa Rica

Flights to San Joséfrom $203

Flights to Liberiafrom $289

Flights to Limon

Flights to Tamarindo

Flights to Tortuguero

Flights to Golfito

Flights to Tambor

Flights to Buenos Aires, Puntarenas

Cheap flights from Montana to Costa Rica from $164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Costa Rica departing on 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Trusted and free

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Alaska Airlines flights from Montana to Costa Rica

Our best Alaska Airlines deals on Montana to Costa Rica flight tickets

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Our best United Airlines deals on Montana to Costa Rica flight tickets

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How to get the cheapest flight ticket from Montana to Costa Rica

Can stopping save me money on Montana to Costa Rica flights?

What is the cheapest airline that flies from Montana to Costa Rica?

What airlines fly to Costa Rica?

How long is the flight from Montana to Costa Rica?

Cheap Montana to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Costa Rica

Fastest flight time

Direct flights

Best airlines flying from Montana to Costa Rica

Compare and see reviews for airlines that fly from Montana to Costa Rica with momondo

Why use momondo?

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Montana flight routes

According to popular flight searches on momondo this year

Costa Rica flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Costa Rica

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Costa Rica

List of cabin classes available on flights landing in Costa Rica. Availability may vary depending on flight origin and airline.

Complete your trip to Costa Rica

Explore popular destinations other users love

According to popular flight searches on momondo this year