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Cheap flights from Missoula to Costa Rica from $505

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Costa Rica departing on 5/24. 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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0 bags

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Find the cheapest flights from Missoula to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:15 am - 11:15 pm
MSO
-
SJO
16h 00m
2 stops
Multiple Airlines Logo
5:45 am - 10:38 pm
SJO
-
MSO
16h 53m
2 stops
$505Multiple Airlines
Sun, May 24 - Sat, May 30
Multiple Airlines Logo
7:15 am - 11:40 pm
MSO
-
SJO
16h 25m
2 stops
Multiple Airlines Logo
5:45 am - 10:38 pm
SJO
-
MSO
16h 53m
2 stops
$532Multiple Airlines
Sun, May 24 - Sat, May 30
United Airlines Logo
4:19 pm - 7:15 am
MSO
-
SJO
14h 56m
1 stop
United Airlines Logo
6:00 am - 10:38 pm
SJO
-
MSO
16h 38m
1 stop
$540United Airlines
Sun, May 24 - Sat, May 30
United Airlines Logo
5:20 pm - 10:11 am
MSO
-
SJO
16h 51m
2 stops
United Airlines Logo
6:00 am - 10:38 pm
SJO
-
MSO
16h 38m
1 stop
$545United Airlines
Sun, May 24 - Sat, May 30
United Airlines Logo
5:32 pm - 12:21 pm
MSO
-
SJO
18h 49m
2 stops
United Airlines Logo
1:25 pm - 1:33 pm
SJO
-
MSO
24h 08m
2 stops
$585United Airlines
Wed, Sep 23 - Wed, Sep 30
United Airlines Logo
6:15 am - 12:21 pm
MSO
-
SJO
30h 06m
2 stops
United Airlines Logo
1:25 pm - 9:31 pm
SJO
-
MSO
32h 06m
2 stops
$622United Airlines
Mon, Oct 5 - Thu, Oct 8
United Airlines Logo
4:19 pm - 7:15 am
MSO
-
SJO
14h 56m
1 stop
United Airlines Logo
8:45 am - 3:22 pm
SJO
-
MSO
30h 37m
1 stop
$640United Airlines
Fri, Sep 11 - Sun, Sep 20
United Airlines Logo
6:15 am - 12:21 pm
MSO
-
SJO
30h 06m
2 stops
United Airlines Logo
7:55 am - 9:31 pm
SJO
-
MSO
37h 36m
2 stops
$644United Airlines
Mon, Oct 5 - Thu, Oct 8
United Airlines Logo
4:19 pm - 10:39 pm
MSO
-
SJO
30h 20m
2 stops
United Airlines Logo
6:00 am - 10:38 pm
SJO
-
MSO
16h 38m
1 stop
$646United Airlines
Fri, Jun 12 - Sat, Jun 20
United Airlines Logo
5:20 pm - 10:11 am
MSO
-
SJO
16h 51m
2 stops
United Airlines Logo
6:40 am - 11:56 pm
SJO
-
MSO
41h 16m
2 stops
$655United Airlines
Sun, May 24 - Sat, May 30

United Airlines flights from Missoula to Costa Rica

Our best United Airlines deals on Missoula to Costa Rica flight tickets
United Airlines
May 24
MSO4:19 pmMissoula Johnson-Bell Field
14h 56m
1 stop
SJO7:15 amSan José Juan Santamaria Intl
May 30
SJO6:00 amSan José Juan Santamaria Intl
16h 38m
1 stop
MSO10:38 pmMissoula Johnson-Bell Field
$540
United Airlines
May 24
MSO5:20 pmMissoula Johnson-Bell Field
16h 51m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
May 30
SJO6:00 amSan José Juan Santamaria Intl
16h 38m
1 stop
MSO10:38 pmMissoula Johnson-Bell Field
$545
United Airlines
Sep 23
MSO5:32 pmMissoula Johnson-Bell Field
18h 49m
2 stops
SJO12:21 pmSan José Juan Santamaria Intl
Sep 30
SJO1:25 pmSan José Juan Santamaria Intl
24h 08m
2 stops
MSO1:33 pmMissoula Johnson-Bell Field
$585

American Airlines flights from Missoula to Costa Rica

Our best American Airlines deals on Missoula to Costa Rica flight tickets
American Airlines
Sep 23
MSO1:20 pmMissoula Johnson-Bell Field
24h 38m
1 stop
SJO1:58 pmSan José Juan Santamaria Intl
Sep 30
SJO1:05 pmSan José Juan Santamaria Intl
23h 25m
2 stops
MSO12:30 pmMissoula Johnson-Bell Field
$726
American Airlines
Sep 23
MSO1:20 pmMissoula Johnson-Bell Field
24h 38m
1 stop
SJO1:58 pmSan José Juan Santamaria Intl
Sep 30
SJO7:00 amSan José Juan Santamaria Intl
16h 03m
2 stops
MSO11:03 pmMissoula Johnson-Bell Field
$736
American Airlines
Jul 14
MSO4:44 pmMissoula Johnson-Bell Field
19h 06m
2 stops
SJO11:50 amSan José Juan Santamaria Intl
Jul 23
SJO11:41 pmSan José Juan Santamaria Intl
13h 37m
1 stop
MSO1:18 pmMissoula Johnson-Bell Field
$824

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 May 13, 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

Sun 5/24

7:15 am-11:15 pm

2 stops16h 00m

San José Juan Santamaria Intl

Sat 5/30

5:45 am-10:38 pm

2 stops16h 53m

$505

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

7:15 am-11:40 pm

2 stops16h 25m

San José Juan Santamaria Intl

Sat 5/30

5:45 am-10:38 pm

2 stops16h 53m

$532
Quickest round-trip

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

4:19 pm-7:15 am

1 stop14h 56m

San José Juan Santamaria Intl

Sat 5/30

6:00 am-10:38 pm

1 stop16h 38m

$540

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

5:20 pm-10:11 am

2 stops16h 51m

San José Juan Santamaria Intl

Sat 5/30

6:00 am-10:38 pm

1 stop16h 38m

$545

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

5:32 pm-12:21 pm

2 stops18h 49m

San José Juan Santamaria Intl

Wed 9/30

1:25 pm-1:33 pm

2 stops24h 08m

$585

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Mon 10/5

6:15 am-12:21 pm

2 stops30h 06m

San José Juan Santamaria Intl

Thu 10/8

1:25 pm-9:31 pm

2 stops32h 06m

$622

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Fri 9/11

4:19 pm-7:15 am

1 stop14h 56m

San José Juan Santamaria Intl

Sun 9/20

8:45 am-3:22 pm

1 stop30h 37m

$640

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Mon 10/5

6:15 am-12:21 pm

2 stops30h 06m

San José Juan Santamaria Intl

Thu 10/8

7:55 am-9:31 pm

2 stops37h 36m

$644

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Fri 6/12

4:19 pm-10:39 pm

2 stops30h 20m

San José Juan Santamaria Intl

Sat 6/20

6:00 am-10:38 pm

1 stop16h 38m

$646

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

5:20 pm-10:11 am

2 stops16h 51m

San José Juan Santamaria Intl

Sat 5/30

6:40 am-11:56 pm

2 stops41h 16m

$655

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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 $196.

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

14h 56m

Direct flights

None
The fastest flight from Missoula to Costa Rica takes 14h 56m
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 $196Free CancellationRating
7.4
9,706 reviews
Search United Airlines flights
American AirlinesPriceFrom $457Free CancellationRating
7.1
11,662 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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