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Cheap flights from Missoula to Costa Rica from $241

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Costa Rica departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missoula to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:27 pm - 11:59 am
MSO
-
SJO
22h 32m
2 stops
American Airlines Logo
2:57 pm - 12:56 pm
SJO
-
MSO
21h 59m
2 stops
$585American Airlines
Wed, Sep 23 - Wed, Sep 30
American Airlines Logo
1:27 pm - 1:57 pm
MSO
-
SJO
24h 30m
1 stop
American Airlines Logo
2:57 pm - 12:56 pm
SJO
-
MSO
21h 59m
2 stops
$597American Airlines
Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
7:15 am - 7:37 pm
MSO
-
SJO
36h 22m
2 stops
United Airlines Logo
7:55 am - 9:57 am
SJO
-
MSO
26h 02m
2 stops
$626United Airlines
Tue, Sep 22 - Fri, Sep 25
United Airlines Logo
7:15 am - 7:37 pm
MSO
-
SJO
36h 22m
2 stops
United Airlines Logo
8:45 am - 3:24 pm
SJO
-
MSO
30h 39m
1 stop
$634United Airlines
Tue, Sep 22 - Fri, Sep 25
American Airlines Logo
1:27 pm - 1:57 pm
MSO
-
SJO
24h 30m
1 stop
American Airlines Logo
2:57 pm - 12:56 pm
SJO
-
MSO
21h 59m
2 stops
$688American Airlines
Wed, Sep 23 - Wed, Sep 30
GOL Logo
1:45 pm - 9:00 pm
MSO
-
SJO
30h 15m
2 stops
GOL Logo
6:38 am - 8:45 pm
SJO
-
MSO
15h 07m
1 stop
$791GOL
Wed, Dec 30 - Sat, Jan 9
GOL Logo
1:45 pm - 2:16 pm
MSO
-
SJO
23h 31m
2 stops
GOL Logo
1:38 pm - 8:45 pm
SJO
-
MSO
32h 07m
2 stops
$834GOL
Wed, Dec 30 - Sat, Jan 9
American Airlines Logo
1:45 pm - 12:29 pm
MSO
-
SJO
21h 44m
2 stops
American Airlines Logo
6:38 am - 8:45 pm
SJO
-
MSO
15h 07m
1 stop
$899American Airlines
Wed, Dec 30 - Fri, Jan 8
Multiple Airlines Logo
7:00 am - 11:15 pm
MSO
-
SJO
16h 15m
3 stops
Multiple Airlines Logo
4:35 pm - 3:17 pm
SJO
-
MSO
22h 42m
3 stops
$907Multiple Airlines
Tue, Sep 22 - Fri, Sep 25
United Airlines Logo
7:15 am - 10:11 am
MSO
-
SJO
26h 56m
2 stops
United Airlines Logo
1:25 pm - 11:56 pm
SJO
-
MSO
34h 31m
2 stops
$910United Airlines
Tue, Jul 14 - Thu, Jul 23

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American Airlines flights from Missoula to Costa Rica

Our best American Airlines deals on Missoula to Costa Rica flight tickets
American Airlines
Sep 23
MSO1:27 pmMissoula Johnson-Bell Field
22h 32m
2 stops
SJO11:59 amSan José Juan Santamaria Intl
Sep 30
SJO2:57 pmSan José Juan Santamaria Intl
21h 59m
2 stops
MSO12:56 pmMissoula Johnson-Bell Field
$585
American Airlines
Sep 23
MSO1:27 pmMissoula Johnson-Bell Field
24h 30m
1 stop
SJO1:57 pmSan José Juan Santamaria Intl
Sep 30
SJO2:57 pmSan José Juan Santamaria Intl
21h 59m
2 stops
MSO12:56 pmMissoula Johnson-Bell Field
$597
American Airlines
Sep 23
MSO1:27 pmMissoula Johnson-Bell Field
24h 30m
1 stop
SJO1:57 pmSan José Juan Santamaria Intl
Sep 30
SJO2:57 pmSan José Juan Santamaria Intl
21h 59m
2 stops
MSO12:56 pmMissoula Johnson-Bell Field
$688

GOL flights from Missoula to Costa Rica

Our best GOL deals on Missoula to Costa Rica flight tickets
GOL
Dec 30
MSO1:45 pmMissoula Johnson-Bell Field
30h 15m
2 stops
SJO9:00 pmSan José Juan Santamaria Intl
Jan 9
SJO6:38 amSan José Juan Santamaria Intl
15h 07m
1 stop
MSO8:45 pmMissoula Johnson-Bell Field
$791
GOL
Dec 30
MSO1:45 pmMissoula Johnson-Bell Field
23h 31m
2 stops
SJO2:16 pmSan José Juan Santamaria Intl
Jan 9
SJO1:38 pmSan José Juan Santamaria Intl
32h 07m
2 stops
MSO8:45 pmMissoula Johnson-Bell Field
$834

momondo Fare Finder

 
Customize your flight search to find flights from Missoula to Costa Rica 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, momondo users made 832,500 searches. Data last updated July 4, 2026.
Use the filters below to find and compare flights from Missoula to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

1:27 pm-11:59 am

2 stops22h 32m

San José Juan Santamaria Intl

Wed 9/30

2:57 pm-12:56 pm

2 stops21h 59m

$585

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

1:27 pm-1:57 pm

1 stop24h 30m

San José Juan Santamaria Intl

Wed 9/30

2:57 pm-12:56 pm

2 stops21h 59m

$597

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 9/22

7:15 am-7:37 pm

2 stops36h 22m

San José Juan Santamaria Intl

Fri 9/25

7:55 am-9:57 am

2 stops26h 02m

$626

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 9/22

7:15 am-7:37 pm

2 stops36h 22m

San José Juan Santamaria Intl

Fri 9/25

8:45 am-3:24 pm

1 stop30h 39m

$634

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

1:27 pm-1:57 pm

1 stop24h 30m

San José Juan Santamaria Intl

Wed 9/30

2:57 pm-12:56 pm

2 stops21h 59m

$688

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 12/30

1:45 pm-9:00 pm

2 stops30h 15m

San José Juan Santamaria Intl

Sat 1/9

6:38 am-8:45 pm

1 stop15h 07m

$791

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 12/30

1:45 pm-2:16 pm

2 stops23h 31m

San José Juan Santamaria Intl

Sat 1/9

1:38 pm-8:45 pm

2 stops32h 07m

$834
Quickest round-trip

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 12/30

1:45 pm-12:29 pm

2 stops21h 44m

San José Juan Santamaria Intl

Fri 1/8

6:38 am-8:45 pm

1 stop15h 07m

$899

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 9/22

7:00 am-11:15 pm

3 stops16h 15m

San José Juan Santamaria Intl

Fri 9/25

4:35 pm-3:17 pm

3 stops22h 42m

$907

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 7/14

7:15 am-10:11 am

2 stops26h 56m

San José Juan Santamaria Intl

Thu 7/23

1:25 pm-11:56 pm

2 stops34h 31m

$910

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Missoula 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

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Missoula is in January. Flight prices, which tend to average around $188, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in January, then October is your next best option. Flight prices from Missoula to Costa Rica during October average around $302.

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

You could potentially save up to 44% on your flight if you consider stops on a Missoula to Costa Rica flight.

Cheap Missoula to Costa Rica flight deals and tips

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

Fastest flight time

15h 25m

Direct flights

None
The fastest flight from Missoula to Costa Rica takes 15h 25m
There are no direct flights from Missoula to Costa Rica. There are no popular flight routes from Missoula to Costa Rica.
Search flight deals

Frequently asked questions about flying from Missoula to Costa Rica

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Costa Rica?

    Prices for flights from Missoula Johnson-Bell Field Airport to Costa Rica are updated daily.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Costa Rica?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Costa Rica?

    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 Missoula Johnson-Bell Field Airport to Costa Rica.

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

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

Best airlines flying from Missoula to Costa Rica

Compare and see reviews for airlines that fly from Missoula to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $188Free CancellationRating
7.4
9,930 reviews
Search United Airlines flights
American AirlinesPriceFrom $457Free CancellationRating
7.1
11,765 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Missoula 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 Missoula to Costa Rica for you.

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

Yes. momondo enables you to select and highlight flights to Costa Rica from Missoula with this policy.

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

momondo provides multiple filters to help you find the best flight to Costa Rica from Missoula. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Missoula to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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