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Cheap flights from San José to Montana from $285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to Montana departing on 3/6. 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 San José to Montana

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:05 pm - 11:20 pm
SJO
-
FCA
34h 15m2 stops
United Airlines Logo
1:40 pm - 8:32 am
FCA
-
SJO
17h 52m1 stop
$296United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
9:40 am - 12:59 pm
SJO
-
FCA
28h 19m1 stop
United Airlines Logo
1:40 pm - 8:32 am
FCA
-
SJO
17h 52m1 stop
$304United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
8:45 am - 1:40 pm
SJO
-
HLN
29h 55m2 stops
United Airlines Logo
2:25 pm - 1:15 pm
HLN
-
SJO
21h 50m2 stops
$368United Airlines
Wed, Feb 11 - Sun, Feb 15
United Airlines Logo
2:05 pm - 9:23 pm
SJO
-
BIL
32h 18m2 stops
United Airlines Logo
4:13 pm - 1:15 pm
BIL
-
SJO
20h 02m2 stops
$428United Airlines
Thu, Feb 5 - Mon, Feb 9
United Airlines Logo
6:40 am - 1:10 pm
SJO
-
COD
31h 30m2 stops
United Airlines Logo
6:30 am - 12:56 pm
COD
-
SJO
29h 26m2 stops
$448United Airlines
Sat, Feb 14 - Wed, Feb 18
United Airlines Logo
6:40 am - 1:10 pm
SJO
-
COD
31h 30m2 stops
United Airlines Logo
6:30 am - 12:56 pm
COD
-
SJO
29h 26m2 stops
$464United Airlines
Sat, Feb 14 - Wed, Feb 18
American Airlines Logo
12:31 am - 11:01 pm
SJO
-
BIL
23h 30m2 stops
American Airlines Logo
5:27 am - 9:43 pm
BIL
-
SJO
16h 16m1 stop
$490American Airlines
Sun, Mar 1 - Mon, Mar 9
American Airlines Logo
3:04 pm - 1:23 pm
SJO
-
BIL
23h 19m1 stop
American Airlines Logo
5:27 am - 9:43 pm
BIL
-
SJO
16h 16m1 stop
$496American Airlines
Mon, Mar 2 - Mon, Mar 9
United Airlines Logo
2:20 pm - 9:50 am
SJO
-
BIL
20h 30m2 stops
United Airlines Logo
2:36 pm - 11:56 am
BIL
-
SJO
21h 20m2 stops
$503United Airlines
Mon, Mar 2 - Mon, Mar 9
United Airlines Logo
2:20 pm - 9:50 am
SJO
-
BIL
20h 30m2 stops
United Airlines Logo
5:53 pm - 12:56 pm
BIL
-
SJO
42h 03m2 stops
$509United Airlines
Fri, Feb 27 - Tue, Mar 3

United Airlines flights from San José to Montana

Our best United Airlines deals on San José to Montana flight tickets
United Airlines
Jan 22
SJO2:05 pmSan José Juan Santamaria Intl
34h 15m
2 stops
FCA11:20 pmKalispell Glacier Park
Jan 26
FCA1:40 pmKalispell Glacier Park
17h 52m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
$296
Find similar
United Airlines
Jan 22
SJO9:40 amSan José Juan Santamaria Intl
28h 19m
1 stop
FCA12:59 pmKalispell Glacier Park
Jan 26
FCA1:40 pmKalispell Glacier Park
17h 52m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
$304
Find similar
United Airlines
Feb 11
SJO8:45 amSan José Juan Santamaria Intl
29h 55m
2 stops
HLN1:40 pmHelena
Feb 15
HLN2:25 pmHelena
21h 50m
2 stops
SJO1:15 pmSan José Juan Santamaria Intl
$368
Find similar

American Airlines flights from San José to Montana

Our best American Airlines deals on San José to Montana flight tickets
American Airlines
Mar 1
SJO12:31 amSan José Juan Santamaria Intl
23h 30m
2 stops
BIL11:01 pmBillings Logan Intl
Mar 9
BIL5:27 amBillings Logan Intl
16h 16m
1 stop
SJO9:43 pmSan José Juan Santamaria Intl
$490
Find similar
American Airlines
Mar 1
SJO12:31 amSan José Juan Santamaria Intl
22h 04m
1 stop
BIL9:35 pmBillings Logan Intl
Mar 9
BIL5:27 amBillings Logan Intl
16h 16m
1 stop
SJO9:43 pmSan José Juan Santamaria Intl
$496
Find similar
American Airlines
Mar 1
SJO12:31 amSan José Juan Santamaria Intl
22h 04m
1 stop
BIL9:35 pmBillings Logan Intl
Mar 9
BIL1:51 pmBillings Logan Intl
19h 34m
2 stops
SJO9:25 amSan José Juan Santamaria Intl
$534
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San José to Montana 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 December 18, 2025.
Use the filters below to find and compare flights from San José to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Thu 1/22

2:05 pm-11:20 pm

2 stops34h 15m

Kalispell Glacier Park

Mon 1/26

1:40 pm-8:32 am

1 stop17h 52m

$296

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Thu 1/22

9:40 am-12:59 pm

1 stop28h 19m

Kalispell Glacier Park

Mon 1/26

1:40 pm-8:32 am

1 stop17h 52m

$304

San JoséHelena

SJO - HLN

SJOHLN

San José Juan Santamaria Intl

Wed 2/11

8:45 am-1:40 pm

2 stops29h 55m

Helena

Sun 2/15

2:25 pm-1:15 pm

2 stops21h 50m

$368

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Thu 2/5

2:05 pm-9:23 pm

2 stops32h 18m

Billings Logan Intl

Mon 2/9

4:13 pm-1:15 pm

2 stops20h 02m

$428

San JoséCody

SJO - COD

SJOCOD

San José Juan Santamaria Intl

Sat 2/14

6:40 am-1:10 pm

2 stops31h 30m

Cody E.E. Faust

Wed 2/18

6:30 am-12:56 pm

2 stops29h 26m

$448

San JoséCody

SJO - COD

SJOCOD

San José Juan Santamaria Intl

Sat 2/14

6:40 am-1:10 pm

2 stops31h 30m

Cody E.E. Faust

Wed 2/18

6:30 am-12:56 pm

2 stops29h 26m

$464

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Sun 3/1

12:31 am-11:01 pm

2 stops23h 30m

Billings Logan Intl

Mon 3/9

5:27 am-9:43 pm

1 stop16h 16m

$490

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 3/2

3:04 pm-1:23 pm

1 stop23h 19m

Billings Logan Intl

Mon 3/9

5:27 am-9:43 pm

1 stop16h 16m

$496

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 3/2

2:20 pm-9:50 am

2 stops20h 30m

Billings Logan Intl

Mon 3/9

2:36 pm-11:56 am

2 stops21h 20m

$503

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Fri 2/27

2:20 pm-9:50 am

2 stops20h 30m

Billings Logan Intl

Tue 3/3

5:53 pm-12:56 pm

2 stops42h 03m

$509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Montana from

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

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from San José is in August. Flight prices, which tend to average around $373, are often lower during this time because this is during the off-season. The month of July is another great option to travel to Montana, with average flight prices from San José averaging around $388.

What is the cheapest day to depart on your flight to Montana?

Our data shows that Monday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $514. The most expensive day to fly to Montana is Saturday, with ticket prices averaging around $864.

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

The cheapest time of day to fly to Montana is at noon when flights can be purchased for as low as $418. In the morning is when there is more demand to fly to Montana, so prices are often more expensive at around $557 per ticket.

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

You could potentially save up to 14% 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

15h 01m

Direct flights

None
The fastest flight from San José to Montana takes 15h 01m
There are no direct flights from San José to Montana. There are no popular flight routes from San José to Montana.
Search flight deals

  • 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 AirlinesPriceFrom $281Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
American AirlinesPriceFrom $449Free CancellationRating
7.2
11,054 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.

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