What is the cheapest airline that flies from San José Juan Santamaria Intl to Montana?

United Airlines and American Airlines are the most popular carriers operating from San José Juan Santamaria Intl to Montana

When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Montana?

Prices for flights from San José Juan Santamaria Intl Airport to Montana were last updated today.

How old do you have to be to fly from San José Juan Santamaria Intl Airport to Montana?

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 San José Juan Santamaria Intl Airport to Montana.

What documentation or ID do you need to fly to Montana?

The necessary travel and health documents for your Montana 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.

$313 Cheap Flights from San José to Montana in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San José to Montana

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:25 pm - 9:10 pm

SJO

BIL

31h 45m

2 stops

5:57 pm - 7:37 pm

BIL

SJO

25h 40m

2 stops

$474United Airlines

Sat, Oct 10 - Sun, Oct 18

8:45 am - 9:39 pm

SJO

HLN

13h 54m

2 stops

6:15 am - 11:25 am

HLN

SJO

28h 10m

2 stops

$487United Airlines

Tue, Nov 3 - Fri, Nov 6

2:25 pm - 1:18 pm

SJO

BIL

23h 53m

3 stops

2:29 pm - 11:25 am

BIL

SJO

19h 56m

2 stops

$529United Airlines

Mon, Nov 9 - Wed, Nov 11

2:25 pm - 9:33 am

SJO

BIL

20h 08m

2 stops

4:00 pm - 11:25 am

BIL

SJO

18h 25m

2 stops

$619United Airlines

Mon, Nov 9 - Wed, Nov 11

2:25 pm - 1:18 pm

SJO

BIL

23h 53m

2 stops

2:29 pm - 11:25 am

BIL

SJO

19h 56m

2 stops

$628United Airlines

Mon, Nov 9 - Wed, Nov 11

3:01 pm - 9:12 pm

SJO

BIL

30h 11m

2 stops

6:00 am - 2:00 pm

BIL

SJO

8h 00m

1 stop

$646American Airlines

Sat, Oct 10 - Sun, Oct 18

7:55 am - 1:15 pm

SJO

COD

29h 20m

2 stops

1:55 pm - 12:21 pm

COD

SJO

22h 26m

2 stops

$726United Airlines

Thu, Oct 15 - Mon, Oct 19

8:45 am - 9:39 pm

SJO

HLN

13h 54m

2 stops

6:15 am - 10:00 pm

HLN

SJO

14h 45m

1 stop

$783United Airlines

Tue, Nov 3 - Fri, Nov 6

1:00 pm - 12:53 pm

SJO

BIL

23h 53m

1 stop

6:00 am - 2:00 pm

BIL

SJO

8h 00m

1 stop

$831American Airlines

Sat, Oct 10 - Sun, Oct 18

5:45 am - 11:25 am

SJO

BIL

29h 40m

3 stops

6:01 am - 8:30 am

BIL

SJO

26h 29m

3 stops

$936Multiple Airlines

Sat, Oct 10 - Sun, Oct 18

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United Airlines flights from San José to Montana

Our best United Airlines deals on San José to Montana flight tickets

United Airlines

Oct 10

SJO1:25 pmSan José Juan Santamaria Intl

31h 45m

2 stops

BIL9:10 pmBillings Logan Intl

Oct 18

BIL5:57 pmBillings Logan Intl

25h 40m

2 stops

SJO7:37 pmSan José Juan Santamaria Intl

$474

United Airlines

Nov 3

SJO8:45 amSan José Juan Santamaria Intl

13h 54m

2 stops

HLN9:39 pmHelena

Nov 6

HLN6:15 amHelena

28h 10m

2 stops

SJO11:25 amSan José Juan Santamaria Intl

$487

United Airlines

Nov 9

SJO2:25 pmSan José Juan Santamaria Intl

23h 53m

3 stops

BIL1:18 pmBillings Logan Intl

Nov 11

BIL2:29 pmBillings Logan Intl

19h 56m

2 stops

SJO11:25 amSan José Juan Santamaria Intl

$529

American Airlines flights from San José to Montana

Our best American Airlines deals on San José to Montana flight tickets

American Airlines

Oct 10

SJO3:01 pmSan José Juan Santamaria Intl

30h 11m

2 stops

BIL9:12 pmBillings Logan Intl

Oct 18

BIL6:00 amBillings Logan Intl

8h 00m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

$646

American Airlines

Oct 10

SJO1:00 pmSan José Juan Santamaria Intl

23h 53m

1 stop

BIL12:53 pmBillings Logan Intl

Oct 18

BIL6:00 amBillings Logan Intl

8h 00m

1 stop

SJO2:00 pmSan José Juan Santamaria Intl

$831

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Sat 10/10

1:25 pm-9:10 pm

2 stops31h 45m

Billings Logan Intl

Sun 10/18

5:57 pm-7:37 pm

2 stops25h 40m

$474

San JoséHelena

SJO - HLN

SJOHLN

San José Juan Santamaria Intl

Tue 11/3

8:45 am-9:39 pm

2 stops13h 54m

Helena

Fri 11/6

6:15 am-11:25 am

2 stops28h 10m

$487

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 11/9

2:25 pm-1:18 pm

3 stops23h 53m

Billings Logan Intl

Wed 11/11

2:29 pm-11:25 am

2 stops19h 56m

$529

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 11/9

2:25 pm-9:33 am

2 stops20h 08m

Billings Logan Intl

Wed 11/11

4:00 pm-11:25 am

2 stops18h 25m

$619

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 11/9

2:25 pm-1:18 pm

2 stops23h 53m

Billings Logan Intl

Wed 11/11

2:29 pm-11:25 am

2 stops19h 56m

$628

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Sat 10/10

3:01 pm-9:12 pm

2 stops30h 11m

Billings Logan Intl

Sun 10/18

6:00 am-2:00 pm

1 stop8h 00m

$646

San JoséCody

SJO - COD

SJOCOD

San José Juan Santamaria Intl

Thu 10/15

7:55 am-1:15 pm

2 stops29h 20m

Cody E.E. Faust

Mon 10/19

1:55 pm-12:21 pm

2 stops22h 26m

$726

Quickest round-trip

San JoséHelena

SJO - HLN

SJOHLN

San José Juan Santamaria Intl

Tue 11/3

8:45 am-9:39 pm

2 stops13h 54m

Helena

Fri 11/6

6:15 am-10:00 pm

1 stop14h 45m

$783

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Sat 10/10

1:00 pm-12:53 pm

1 stop23h 53m

Billings Logan Intl

Sun 10/18

6:00 am-2:00 pm

1 stop8h 00m

$831

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Sat 10/10

5:45 am-11:25 am

3 stops29h 40m

Billings Logan Intl

Sun 10/18

6:01 am-8:30 am

3 stops26h 29m

$936

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 San José to Montana

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

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from San José is in June. Flight prices, which tend to average around $228, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Montana, with average flight prices from San José averaging around $281.

Can stopping save me money on San José to Montana flights?

You could potentially save up to 29% on your flight if you consider stops on a San José to Montana flight.

Cheap San José to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to Montana

Fastest flight time	13h 54m
Direct flights	None

The fastest flight from San José to Montana takes 13h 54m

There are no direct flights from San José to Montana. There are no popular flight routes from San José to Montana.

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Frequently asked questions about flying from San José to Montana

When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Montana?
Prices for flights from San José Juan Santamaria Intl Airport to Montana were last updated today.
How old do you have to be to fly from San José Juan Santamaria Intl Airport to Montana?
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 San José Juan Santamaria Intl Airport to Montana.
What documentation or ID do you need to fly to Montana?
The necessary travel and health documents for your Montana 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.

Best airlines flying from San José to Montana

Compare and see reviews for airlines that fly from San José to Montana with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $282	Free Cancellation	Rating 7.4 9,930 reviews		Search United Airlines flights
American Airlines	PriceFrom $449	Free Cancellation	Rating 7.1 11,765 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San José to Montana?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San José to Montana. momondo saves you time and could save you money on your trip.

Can I find flights from San José to Montana with flexible booking policies on momondo?

All flight searches from San José to Montana on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San José to Montana?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montana from San José.

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

Yes momondo offers price alerts on flights to Montana from San José. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.