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Cheap flights from Ontario to Rio de Janeiro from $474

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Rio de Janeiro departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ontario to Rio de Janeiro

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:05 am - 3:45 pmONT  Ontario-GIG Rio de Janeiro–Galeão Intl
34h 40m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
4:50 pm - 10:15 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
34h 25m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,047Multiple Airlines
Sat, Oct 31 - Wed, Nov 11
Multiple Airlines Logo
12:05 am - 3:45 pmONT  Ontario-GIG Rio de Janeiro–Galeão Intl
34h 40m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
4:50 pm - 10:15 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
34h 25m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,072Multiple Airlines
Wed, Jan 13 - Sun, Jan 24
Multiple Airlines Logo
9:36 pm - 6:15 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
28h 39m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Lima J Chavez Intl
Multiple Airlines Logo
5:20 pm - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
33h 45m3 stops Lima J Chavez Intl Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,075Multiple Airlines
Tue, Sep 15 - Wed, Sep 23
Multiple Airlines Logo
12:05 am - 3:45 pmONT  Ontario-GIG Rio de Janeiro–Galeão Intl
34h 40m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
11:00 pm - 10:15 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
28h 15m3 stops Sao Paulo Guarulhos Intl Bogotá El Dorado Guadalajara Miguel Hidal
$1,077Multiple Airlines
Sat, Nov 28 - Wed, Dec 9
Multiple Airlines Logo
9:36 pm - 6:15 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
28h 39m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Lima J Chavez Intl
Multiple Airlines Logo
5:20 pm - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
33h 45m3 stops Lima J Chavez Intl Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,089Multiple Airlines
Tue, Sep 15 - Wed, Sep 23
Multiple Airlines Logo
12:05 am - 6:25 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
25h 20m3 stops Guadalajara Miguel Hidal Monterrey Gen Mariano Escobedo Bogotá El Dorado
Multiple Airlines Logo
4:50 pm - 10:15 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
34h 25m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,093Multiple Airlines
Sun, Nov 1 - Wed, Nov 11
Multiple Airlines Logo
9:36 pm - 6:15 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
28h 39m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
1:35 am - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
25h 30m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,106Multiple Airlines
Tue, Aug 25 - Mon, Aug 31
Multiple Airlines Logo
12:55 am - 6:15 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
25h 20m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
1:35 am - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
25h 30m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,115Multiple Airlines
Mon, Sep 7 - Mon, Sep 21
Multiple Airlines Logo
9:36 pm - 6:15 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
28h 39m3 stops Guadalajara Miguel Hidal Cancun Bogotá El Dorado
Multiple Airlines Logo
4:40 pm - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
34h 25m3 stops Bogotá El Dorado Cancun Guadalajara Miguel Hidal
$1,117Multiple Airlines
Tue, Sep 15 - Mon, Sep 21
Multiple Airlines Logo
12:55 am - 8:55 amONT  Ontario-GIG Rio de Janeiro–Galeão Intl
28h 00m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Sao Paulo Guarulhos Intl
Multiple Airlines Logo
6:05 pm - 11:05 pmGIG  Rio de Janeiro–Galeão Intl-ONT Ontario
33h 00m3 stops Santiago Arturo Merino Benitez Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,118Multiple Airlines
Wed, Oct 14 - Fri, Oct 23

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United Airlines flights from Ontario to Rio de Janeiro

Our best United Airlines deals on Ontario to Rio de Janeiro flight tickets
United Airlines
Oct 20
ONT6:00 amOntario
22h 15m
1 stop
GIG8:15 amRio de Janeiro–Galeão Intl
Oct 27
GIG8:55 pmRio de Janeiro–Galeão Intl
19h 34m
2 stops
ONT12:29 pmOntario
$1,167
United Airlines
Nov 1
ONT1:29 pmOntario
39h 06m
2 stops
GIG9:35 amRio de Janeiro–Galeão Intl
Nov 11
GIG9:55 pmRio de Janeiro–Galeão Intl
19h 38m
2 stops
ONT12:33 pmOntario
$1,188
United Airlines
Oct 21
ONT4:03 pmOntario
36h 12m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
Oct 28
GIG8:55 pmRio de Janeiro–Galeão Intl
22h 38m
2 stops
ONT3:33 pmOntario
$1,189

Avianca flights from Ontario to Rio de Janeiro

Our best Avianca deals on Ontario to Rio de Janeiro flight tickets
Avianca
Sep 22
ONT11:35 pmOntario
20h 55m
2 stops
GIG12:30 amRio de Janeiro–Galeão Intl
Oct 8
GIG7:20 amRio de Janeiro–Galeão Intl
18h 25m
2 stops
ONT9:45 pmOntario
$1,185
Avianca
Oct 8
ONT11:35 pmOntario
26h 40m
2 stops
GIG6:15 amRio de Janeiro–Galeão Intl
Oct 22
GIG7:20 amRio de Janeiro–Galeão Intl
18h 25m
2 stops
ONT9:45 pmOntario
$1,223
Avianca
Sep 12
ONT11:35 pmOntario
20h 55m
2 stops
GIG12:30 amRio de Janeiro–Galeão Intl
Sep 17
GIG7:20 amRio de Janeiro–Galeão Intl
18h 25m
2 stops
ONT9:45 pmOntario
$1,235

momondo Fare Finder

 
Customize your flight search to find flights from Ontario 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 August 15, 2026.
Use the filters below to find and compare flights from Ontario to Rio de Janeiro that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Sat 10/31

1:05 am-3:45 pm

3 stops34h 40m

Rio de Janeiro–Galeão Intl

Wed 11/11

4:50 pm-10:15 pm

3 stops34h 25m

$1,047

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Wed 1/13

12:05 am-3:45 pm

3 stops34h 40m

Rio de Janeiro–Galeão Intl

Sun 1/24

4:50 pm-10:15 pm

3 stops34h 25m

$1,072

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Tue 9/15

9:36 pm-6:15 am

3 stops28h 39m

Rio de Janeiro–Galeão Intl

Wed 9/23

5:20 pm-11:05 pm

3 stops33h 45m

$1,075

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Sat 11/28

12:05 am-3:45 pm

3 stops34h 40m

Rio de Janeiro–Galeão Intl

Wed 12/9

11:00 pm-10:15 pm

3 stops28h 15m

$1,077

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Tue 9/15

9:36 pm-6:15 am

3 stops28h 39m

Rio de Janeiro–Galeão Intl

Wed 9/23

5:20 pm-11:05 pm

3 stops33h 45m

$1,089

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Sun 11/1

12:05 am-6:25 am

3 stops25h 20m

Rio de Janeiro–Galeão Intl

Wed 11/11

4:50 pm-10:15 pm

3 stops34h 25m

$1,093

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Tue 8/25

9:36 pm-6:15 am

3 stops28h 39m

Rio de Janeiro–Galeão Intl

Mon 8/31

1:35 am-11:05 pm

3 stops25h 30m

$1,106
Quickest round-trip

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Mon 9/7

12:55 am-6:15 am

3 stops25h 20m

Rio de Janeiro–Galeão Intl

Mon 9/21

1:35 am-11:05 pm

3 stops25h 30m

$1,115

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Tue 9/15

9:36 pm-6:15 am

3 stops28h 39m

Rio de Janeiro–Galeão Intl

Mon 9/21

4:40 pm-11:05 pm

3 stops34h 25m

$1,117

OntarioRio de Janeiro

ONT Ontario - GIG Rio de Janeiro–Galeão Intl

ONTGIG

Ontario

Wed 10/14

12:55 am-8:55 am

3 stops28h 00m

Rio de Janeiro–Galeão Intl

Fri 10/23

6:05 pm-11:05 pm

3 stops33h 00m

$1,118

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Rio de Janeiro from

How to get the cheapest flight ticket from Ontario to Rio de Janeiro

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 airline that flies from Ontario to Rio de Janeiro?

United Airlines is the most popular carrier operating from Ontario to Rio de Janeiro

What airlines fly to Rio de Janeiro?

LATAM Airlines, Copa Airlines and American Airlines are the top three most popular airlines that fly to Rio de Janeiro from Ontario according to our data. LATAM Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Rio de Janeiro. Keep in mind that there are 7 different airlines that fly to Rio de Janeiro on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Rio de Janeiro

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Rio de Janeiro according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Rio de Janeiro (ONT to RIO) flight deals and tips

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

Fastest flight time

19h 14m

Direct flights

None
The fastest flight from Ontario to Rio de Janeiro takes 19h 14m
There are no direct flights from Ontario to Rio de Janeiro. There are no popular flight routes from Ontario to Rio de Janeiro.
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Frequently asked questions about flying from Ontario to Rio de Janeiro

  • How far is Ontario to Rio de Janeiro by plane?

    Ontario and Rio de Janeiro are 6268.2 mi apart from one another. A reasonable flight in good conditions will take 19h 14m.

  • When did momondo last update prices for flights from Ontario Airport to Rio de Janeiro?

    Prices for flights from Ontario Airport to Rio de Janeiro are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Rio de Janeiro.

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

    The necessary travel and health documents for your Rio de Janeiro 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.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Rio de Janeiro. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for Ontario to Rio de Janeiro flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Ontario and Rio de Janeiro by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Rio de Janeiro from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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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