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Cheap flights from Missoula to Costa Rica from $133

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 11/13. 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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Cheap round-trip flights

United Airlines Logo
5:10 pm - 12:26 pmMSO-SJO
19h 16m2 stops
United Airlines Logo
11:35 am - 1:33 pmSJO-MSO
25h 58m2 stops
$355United Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
American Airlines Logo
7:00 am - 11:00 pmMSO-SJO
15h 00m1 stop
American Airlines Logo
3:50 pm - 12:25 pmSJO-MSO
21h 35m2 stops
$402American Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 14
United Airlines Logo
2:35 pm - 8:39 pmMSO-SJO
29h 04m2 stops
United Airlines Logo
6:40 am - 9:26 pmSJO-MSO
15h 46m2 stops
$412United Airlines
Find Deal
Sat, Feb 28 - Sat, Mar 7
United Airlines Logo
2:35 pm - 8:15 amMSO-SJO
16h 40m1 stop
United Airlines Logo
7:30 am - 4:10 pmSJO-MSO
9h 40m1 stop
$487United Airlines
Find Deal
Sat, Feb 28 - Sat, Mar 7
American Airlines Logo
7:00 am - 11:00 pmMSO-SJO
15h 00m1 stop
American Airlines Logo
3:50 pm - 12:25 pmSJO-MSO
21h 35m2 stops
$514American Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 14
United Airlines Logo
6:15 am - 10:00 pmMSO-SJO
14h 45m1 stop
United Airlines Logo
6:40 am - 9:18 pmSJO-MSO
15h 38m2 stops
$519United Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
United Airlines Logo
5:25 pm - 12:26 pmMSO-SJO
19h 01m2 stops
United Airlines Logo
1:30 pm - 9:57 amSJO-MSO
20h 27m2 stops
$529United Airlines
Find Deal
Sat, Sep 27 - Tue, Sep 30
Alaska Airlines Logo
5:45 am - 11:00 pmMSO-SJO
16h 15m2 stops
Alaska Airlines Logo
2:26 am - 11:59 pmSJO-MSO
22h 33m2 stops
$560Alaska Airlines
Find Deal
Sat, Feb 28 - Fri, Mar 6
Delta Logo
8:00 am - 10:15 pmMSO-SJO
13h 15m2 stops
Delta Logo
7:00 am - 8:17 pmSJO-MSO
14h 17m2 stops
$590Delta
Find Deal
Wed, Jan 7 - Wed, Jan 14
Alaska Airlines Logo
4:12 pm - 7:00 pmMSO-SJO
26h 48m2 stops
Alaska Airlines Logo
1:11 am - 11:43 pmSJO-MSO
22h 32m2 stops
$622Alaska Airlines
Find Deal
Tue, Oct 21 - Mon, Oct 27

United Airlines flights from Missoula to Costa Rica

Our best United Airlines deals on Missoula to Costa Rica flight tickets
United Airlines
Oct 21
MSO5:10 pmMissoula Johnson-Bell Field
19h 16m
2 stops
SJO12:26 pmSan José Juan Santamaria Intl
Oct 28
SJO11:35 amSan José Juan Santamaria Intl
25h 58m
2 stops
MSO1:33 pmMissoula Johnson-Bell Field
$355
Find similar
United Airlines
Sep 13
MSO5:25 pmMissoula Johnson-Bell Field
19h 01m
2 stops
SJO12:26 pmSan José Juan Santamaria Intl
Sep 17
SJO8:37 amSan José Juan Santamaria Intl
30h 59m
1 stop
MSO3:36 pmMissoula Johnson-Bell Field
$390
Find similar
United Airlines
Feb 28
MSO2:35 pmMissoula Johnson-Bell Field
29h 04m
2 stops
SJO8:39 pmSan José Juan Santamaria Intl
Mar 7
SJO6:40 amSan José Juan Santamaria Intl
15h 46m
2 stops
MSO9:26 pmMissoula Johnson-Bell Field
$412
Find similar

American Airlines flights from Missoula to Costa Rica

Our best American Airlines deals on Missoula to Costa Rica flight tickets
American Airlines
Jan 7
MSO7:00 amMissoula Johnson-Bell Field
15h 00m
1 stop
SJO11:00 pmSan José Juan Santamaria Intl
Jan 14
SJO3:50 pmSan José Juan Santamaria Intl
21h 35m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$402
Find similar
American Airlines
Sep 13
MSO1:51 pmMissoula Johnson-Bell Field
21h 21m
2 stops
SJO11:12 amSan José Juan Santamaria Intl
Sep 17
SJO6:00 amSan José Juan Santamaria Intl
17h 18m
2 stops
MSO11:18 pmMissoula Johnson-Bell Field
$432
Find similar
American Airlines
Jan 7
MSO7:00 amMissoula Johnson-Bell Field
15h 00m
1 stop
SJO11:00 pmSan José Juan Santamaria Intl
Jan 14
SJO3:50 pmSan José Juan Santamaria Intl
21h 35m
2 stops
MSO12:25 pmMissoula Johnson-Bell Field
$514
Find similar

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 September 8, 2025.
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

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 10/21

5:10 pm-12:26 pm

2 stops19h 16m

San José Juan Santamaria Intl

Tue 10/28

11:35 am-1:33 pm

2 stops25h 58m

$355

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 1/7

7:00 am-11:00 pm

1 stop15h 00m

San José Juan Santamaria Intl

Wed 1/14

3:50 pm-12:25 pm

2 stops21h 35m

$402

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sat 2/28

2:35 pm-8:39 pm

2 stops29h 04m

San José Juan Santamaria Intl

Sat 3/7

6:40 am-9:26 pm

2 stops15h 46m

$412

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sat 2/28

2:35 pm-8:15 am

1 stop16h 40m

San José Juan Santamaria Intl

Sat 3/7

7:30 am-4:10 pm

1 stop9h 40m

$487

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 1/7

7:00 am-11:00 pm

1 stop15h 00m

San José Juan Santamaria Intl

Wed 1/14

3:50 pm-12:25 pm

2 stops21h 35m

$514

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sat 12/6

6:15 am-10:00 pm

1 stop14h 45m

San José Juan Santamaria Intl

Sat 12/13

6:40 am-9:18 pm

2 stops15h 38m

$519

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sat 9/27

5:25 pm-12:26 pm

2 stops19h 01m

San José Juan Santamaria Intl

Tue 9/30

1:30 pm-9:57 am

2 stops20h 27m

$529

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sat 2/28

5:45 am-11:00 pm

2 stops16h 15m

San José Juan Santamaria Intl

Fri 3/6

2:26 am-11:59 pm

2 stops22h 33m

$560

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 1/7

8:00 am-10:15 pm

2 stops13h 15m

San José Juan Santamaria Intl

Wed 1/14

7:00 am-8:17 pm

2 stops14h 17m

$590

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 10/21

4:12 pm-7:00 pm

2 stops26h 48m

San José Juan Santamaria Intl

Mon 10/27

1:11 am-11:43 pm

2 stops22h 32m

$622

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 September. Flight prices, which tend to average around $412, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in September, then March is your next best option. Flight prices from Missoula to Costa Rica during March average around $584.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Sunday is the cheapest day to fly to Costa Rica from Missoula. The lowest ticket price found for a Sunday departure recently was $598. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $946. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the afternoon is the cheapest time of day to fly from Missoula to Costa Rica when you can find flight prices for as low as $600. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $782. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
There are no direct flights from Missoula to Costa Rica. There are no popular flight routes from Missoula to Costa Rica.
Search flight deals

  • 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 $412Free CancellationRating
7.4
8,944 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $433Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $457Free CancellationRating
7.2
10,000 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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