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Cheap flights from Montana to Rio de Janeiro from $1,468

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Rio de Janeiro departing on 5/13. 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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0 bags

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Find the cheapest flights from Montana to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 8:15 am
FCA
-
GIG
47h 15m
2 stops
United Airlines Logo
9:05 pm - 9:47 pm
GIG
-
FCA
27h 42m
2 stops
$1,468United Airlines
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
6:15 am - 8:20 am
FCA
-
GIG
23h 05m
3 stops
Multiple Airlines Logo
10:10 pm - 4:03 pm
GIG
-
FCA
20h 53m
2 stops
$1,891Multiple Airlines
Wed, May 13 - Wed, May 20
United Airlines Logo
6:31 am - 8:15 am
FCA
-
GIG
22h 44m
2 stops
United Airlines Logo
9:05 pm - 1:33 pm
GIG
-
FCA
43h 28m
2 stops
$1,908United Airlines
Sun, Sep 27 - Thu, Oct 1
United Airlines Logo
6:31 am - 8:15 am
FCA
-
GIG
22h 44m
2 stops
United Airlines Logo
9:05 pm - 3:53 pm
GIG
-
FCA
45h 48m
2 stops
$1,912United Airlines
Sun, Sep 27 - Thu, Oct 1
United Airlines Logo
10:47 am - 8:15 am
FCA
-
GIG
18h 28m
2 stops
United Airlines Logo
9:05 pm - 3:53 pm
GIG
-
FCA
21h 48m
2 stops
$2,210United Airlines
Sun, Sep 27 - Thu, Oct 1
Multiple Airlines Logo
6:15 am - 8:20 am
FCA
-
GIG
23h 05m
3 stops
Multiple Airlines Logo
8:15 pm - 3:00 pm
GIG
-
FCA
21h 45m
3 stops
$2,512Multiple Airlines
Wed, May 13 - Wed, May 20

United Airlines flights from Montana to Rio de Janeiro

Our best United Airlines deals on Montana to Rio de Janeiro flight tickets
United Airlines
May 13
FCA6:00 amKalispell Glacier Park
47h 15m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
May 20
GIG9:05 pmRio de Janeiro–Galeão Intl
27h 42m
2 stops
FCA9:47 pmKalispell Glacier Park
$1,468
United Airlines
Sep 27
FCA6:31 amKalispell Glacier Park
22h 44m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
Oct 1
GIG9:05 pmRio de Janeiro–Galeão Intl
43h 28m
2 stops
FCA1:33 pmKalispell Glacier Park
$1,908
United Airlines
Sep 27
FCA6:31 amKalispell Glacier Park
22h 44m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
Oct 1
GIG9:05 pmRio de Janeiro–Galeão Intl
45h 48m
2 stops
FCA3:53 pmKalispell Glacier Park
$1,912

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Rio de Janeiro 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 March 31, 2026.
Use the filters below to find and compare flights from Montana to Rio de Janeiro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Wed 5/13

6:00 am-8:15 am

2 stops47h 15m

Rio de Janeiro–Galeão Intl

Wed 5/20

9:05 pm-9:47 pm

2 stops27h 42m

$1,468

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Wed 5/13

6:15 am-8:20 am

3 stops23h 05m

Rio de Janeiro–Galeão Intl

Wed 5/20

10:10 pm-4:03 pm

2 stops20h 53m

$1,891

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Sun 9/27

6:31 am-8:15 am

2 stops22h 44m

Rio de Janeiro–Galeão Intl

Thu 10/1

9:05 pm-1:33 pm

2 stops43h 28m

$1,908

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Sun 9/27

6:31 am-8:15 am

2 stops22h 44m

Rio de Janeiro–Galeão Intl

Thu 10/1

9:05 pm-3:53 pm

2 stops45h 48m

$1,912
Quickest round-trip

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Sun 9/27

10:47 am-8:15 am

2 stops18h 28m

Rio de Janeiro–Galeão Intl

Thu 10/1

9:05 pm-3:53 pm

2 stops21h 48m

$2,210

KalispellRio de Janeiro

FCA - GIG

FCAGIG

Kalispell Glacier Park

Wed 5/13

6:15 am-8:20 am

3 stops23h 05m

Rio de Janeiro–Galeão Intl

Wed 5/20

8:15 pm-3:00 pm

3 stops21h 45m

$2,512

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Montana to Rio de Janeiro flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montana to Rio de Janeiro

Fastest flight time

18h 28m

Direct flights

None
The fastest flight from Montana to Rio de Janeiro takes 18h 28m
There are no direct flights from Montana to Rio de Janeiro. There are no popular flight routes from Montana to Rio de Janeiro.
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  • When did momondo last update prices for flights from Montana to Rio de Janeiro?

    Prices for flights from Montana to Rio de Janeiro were last updated today.

  • How old do you have to be to fly from Montana to Rio de Janeiro?

    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 Montana to Rio de Janeiro.

  • What documentation or ID do you need to fly to Rio de Janeiro?

    The travel and health documents you'll need for your trip to Rio de Janeiro may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Rio de Janeiro. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Montana to Rio de Janeiro?

    Price Alerts will notify you by email when the price for flights to Rio de Janeiro from Montana decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Montana to Rio de Janeiro with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Montana to Rio de Janeiro?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Rio de Janeiro from Montana.

Can I find flights from Montana to Rio de Janeiro with flexible booking policies on momondo?

Flights from Montana to Rio de Janeiro with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Montana to Rio de Janeiro?

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 Rio de Janeiro from Montana.

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

If you are simply researching potential flights to Rio de Janeiro, momondo offers a useful price alert feature which will track prices for flights to Rio de Janeiro from Montana and alert you when they change.

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Find better results for your trip to Brazil

Fly into one of these airports located in Rio de Janeiro

Airports listed have a maximum distance of 8.1 mi from Rio de Janeiro
Rio de Janeiro–Galeão Intl Airport
Rio de Janeiro Santos Dumont Airport