How long is the flight from Ontario to Rio de Janeiro–Galeão Intl Airport?

Airlines like United Airlines and Delta fly from Ontario to Rio de Janeiro–Galeão Intl Airport in about 20h 35m. The time it takes to get you to your destination can typically vary by up to 8h 25m. The distance from Ontario to Rio de Janeiro–Galeão Intl Airport is about 6258 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Rio de Janeiro–Galeão Intl Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro–Galeão Intl Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to Rio de Janeiro–Galeão Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

What is the cheapest time of day to fly from ONT to GIG?

When flying from Ontario to Rio de Janeiro–Galeão Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Ontario-Rio de Janeiro–Galeão Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Rio de Janeiro–Galeão Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Rio de Janeiro–Galeão Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Rio de Janeiro–Galeão Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Rio de Janeiro–Galeão Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Ontario to Rio de Janeiro–Galeão Intl?

Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Rio de Janeiro–Galeão Intl. You should not have trouble finding flights to Rio de Janeiro–Galeão Intl from Ontario; the airport handles an average of 0 outbound flights to Rio de Janeiro–Galeão Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Ontario airport to Rio de Janeiro–Galeão Intl. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

Can I find deals for flights from Ontario to Rio de Janeiro–Galeão Intl that include hotel bookings?

Yes. In addition to deals on Ontario to Rio de Janeiro–Galeão Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Rio de Janeiro–Galeão Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Rio de Janeiro–Galeão Intl.

Can I find deals for business class flights from Ontario to Rio de Janeiro–Galeão Intl?

Yes. Cheapflights offers flight deals from Ontario to Rio de Janeiro–Galeão Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$487+ Flights from Ontario to Rio de Janeiro–Galeão Intl Airport, Brazil

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Cheap flight deals from Ontario to Rio de Janeiro–Galeão Intl

Cheapest flights from Ontario to Rio de Janeiro–Galeão Intl
Explore the most affordable flight options available from Ontario to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Sat 12/136:00 amONT - GIG

1 stop22h 35mUnited Airlines

Mon 1/199:55 pmGIG - ONT

2 stops28h 03mUnited Airlines

Deal found 12/11

$1,392

Wed 12/246:04 amONT - GIG

1 stop22h 31mUnited Airlines

Wed 12/319:55 pmGIG - ONT

2 stops28h 12mUnited Airlines

Deal found 12/9

$1,547

Tue 12/1612:42 amONT - GIG

3 stops35h 08mMultiple Airlines

Wed 12/246:40 pmGIG - ONT

3 stops33h 12mMultiple Airlines

Deal found 12/10

$1,577

Wed 12/106:00 amONT - GIG

1 stop22h 35mUnited Airlines

Wed 12/179:55 pmGIG - ONT

2 stops19h 43mUnited Airlines

Deal found 12/9

$1,589

Tue 12/231:40 pmONT - GIG

2 stops38h 55mUnited Airlines

Tue 12/309:55 pmGIG - ONT

2 stops43h 43mUnited Airlines

Deal found 12/9

$1,595

Wed 12/176:00 amONT - GIG

1 stop22h 35mUnited Airlines

Wed 12/249:55 pmGIG - ONT

2 stops24h 56mUnited Airlines

Deal found 12/10

$1,636

Sat 12/201:40 pmONT - GIG

2 stops38h 55mUnited Airlines

Tue 12/309:55 pmGIG - ONT

2 stops43h 43mUnited Airlines

Deal found 12/10

$1,638

Thu 12/185:05 amONT - GIG

2 stops23h 30mUnited Airlines

Fri 12/269:55 pmGIG - ONT

1 stop28h 57mUnited Airlines

Deal found 12/10

$1,654

Tue 12/2312:45 pmONT - GIG

1 stop14h 35mAmerican Airlines

Tue 12/3010:30 pmGIG - ONT

1 stop20h 22mAmerican Airlines

Deal found 12/9

$1,690

Best flights from Ontario to Rio de Janeiro–Galeão Intl
Discover carefully curated flight deals from Ontario to Rio de Janeiro–Galeão Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Tue 2/108:00 amONT - GIG

1 stop20h 35mUnited Airlines

Wed 2/189:55 pmGIG - ONT

2 stops30h 02mUnited Airlines

Deal found 12/10

$1,045

Sun 2/1510:20 pmONT - GIG

1 stop29h 00mDelta

Wed 2/259:30 pmGIG - ONT

1 stop19h 32mDelta

Deal found 12/9

$1,056

Mon 3/166:00 amONT - GIG

1 stop23h 35mUnited Airlines

Mon 3/309:05 pmGIG - ONT

1 stop29h 06mUnited Airlines

Deal found 12/9

$1,053

Sun 2/1510:20 pmONT - GIG

1 stop29h 00mDelta

Fri 2/279:30 pmGIG - ONT

1 stop19h 32mDelta

Deal found 12/9

$1,096

Mon 2/91:24 pmONT - GIG

2 stops39h 11mUnited Airlines

Wed 2/189:55 pmGIG - ONT

1 stop29h 04mUnited Airlines

Deal found 12/10

$1,077

Sun 2/1510:20 pmONT - GIG

1 stop29h 00mDelta

Tue 2/249:30 pmGIG - ONT

1 stop19h 32mDelta

Deal found 12/9

$1,131

Sun 3/86:00 amONT - GIG

1 stop23h 35mUnited Airlines

Mon 3/168:55 pmGIG - ONT

2 stops24h 46mUnited Airlines

Deal found 12/11

$1,085

Mon 1/126:00 amONT - GIG

2 stops22h 35mUnited Airlines

Thu 1/299:55 pmGIG - ONT

2 stops19h 53mUnited Airlines

Deal found 12/10

$1,120

Last-minute flights from Ontario to Rio de Janeiro–Galeão Intl
Discover last-minute flight deals from Ontario to Rio de Janeiro–Galeão Intl. Data last updated December 12, 2025 and is based on user searches.

Thu 1/812:41 pmONT - GIG

1 stop14h 39mLATAM Airlines

Wed 3/119:30 pmGIG - ONT

1 stop18h 05mLATAM Airlines

Deal found 12/8

$1,183

Thu 1/86:00 amONT - GIG

2 stops22h 35mUnited Airlines

Thu 1/159:55 pmGIG - ONT

1 stop29h 03mUnited Airlines

Deal found 12/9

$1,209

Fri 1/912:41 pmONT - GIG

1 stop14h 39mLATAM Airlines

Thu 3/129:30 pmGIG - ONT

1 stop18h 05mLATAM Airlines

Deal found 12/8

$1,223

Sun 1/116:00 amONT - GIG

1 stop22h 35mUnited Airlines

Wed 3/118:55 pmGIG - ONT

3 stops24h 46mUnited Airlines

Deal found 12/8

$1,160

Sun 1/1110:30 pmONT - GIG

1 stop28h 50mDelta

Tue 3/109:30 pmGIG - ONT

1 stop18h 05mDelta

Deal found 12/8

$1,207

Mon 1/126:00 amONT - GIG

1 stop22h 35mUnited Airlines

Thu 1/299:55 pmGIG - ONT

2 stops24h 48mUnited Airlines

Deal found 12/10

$1,120

Fri 1/1611:02 pmONT - GIG

3 stops26h 23mMultiple Airlines

Fri 1/231:45 amGIG - ONT

3 stops21h 59mMultiple Airlines

Deal found 12/9

$1,133

Mon 1/1912:41 pmONT - GIG

1 stop14h 39mLATAM Airlines

Tue 2/39:30 pmGIG - ONT

1 stop19h 01mLATAM Airlines

Deal found 12/10

$1,213

Fri 1/3012:41 pmONT - GIG

1 stop14h 39mLATAM Airlines

Sat 2/75:40 pmGIG - ONT

2 stops22h 51mLATAM Airlines

Deal found 12/9

$1,187

One-way flights from Ontario to Rio de Janeiro–Galeão Intl
Search for one-way flight options from Ontario to Rio de Janeiro–Galeão Intl. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Fri 2/2711:02 pmONT - GIG

3 stops27h 03mMultiple Airlines

Deal found 12/11

$487

Thu 2/2611:02 pmONT - GIG

3 stops20h 28mMultiple Airlines

Deal found 12/10

$537

Fri 1/1611:02 pmONT - GIG

2 stops26h 23mMultiple Airlines

Deal found 12/9

$581

Sun 3/811:34 pmONT - GIG

3 stops26h 51mMultiple Airlines

Deal found 12/9

$588

Sun 4/56:53 pmONT - GIG

2 stops33h 22mUnited Airlines

Deal found 12/9

$614

Tue 12/3011:02 pmONT - GIG

3 stops23h 58mMultiple Airlines

Deal found 12/10

$629

Sun 4/125:10 amONT - GIG

2 stops47h 05mUnited Airlines

Deal found 12/9

$635

Sat 3/146:00 amONT - GIG

1 stop23h 35mUnited Airlines

Deal found 12/11

$648

Fri 3/135:15 amONT - GIG

2 stops48h 20mUnited Airlines

Deal found 12/10

$681

Find flight deals from Ontario to Rio de Janeiro–Galeão Intl

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$1,038 (KAYAK)
One-way from	$487 (Mytrip)
Popular in	December
Cheapest in	January
Average price	$1,177

Provider with most accurate pricing for Ontario-Rio de Janeiro–Galeão Intl flight deals.

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Provider most trusted by Cheapflights users for Ontario-Rio de Janeiro–Galeão Intl flights.

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From Ontario to Rio de Janeiro–Galeão Intl

Search Deals

One-way flight from Ontario to Rio de Janeiro–Galeão Intl

Search Deals

Highest demand for flights based on searches. 4% potential increase in price ($35 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Rio de Janeiro–Galeão Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Tue 2/10

8:00 am-9:35 am

1 stop20h 35m

Rio de Janeiro–Galeão Intl

Wed 2/18

9:55 pm-10:57 pm

2 stops30h 02m

$1,045

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Mon 3/16

6:00 am-9:35 am

1 stop23h 35m

Rio de Janeiro–Galeão Intl

Mon 3/30

9:05 pm-10:11 pm

1 stop29h 06m

$1,053

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sun 2/15

10:20 pm-8:20 am

1 stop29h 00m

Rio de Janeiro–Galeão Intl

Wed 2/25

9:30 pm-12:02 pm

1 stop19h 32m

$1,056

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Mon 2/9

1:24 pm-9:35 am

2 stops39h 11m

Rio de Janeiro–Galeão Intl

Wed 2/18

9:55 pm-9:59 pm

1 stop29h 04m

$1,077

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sun 3/8

6:00 am-9:35 am

1 stop23h 35m

Rio de Janeiro–Galeão Intl

Mon 3/16

8:55 pm-5:41 pm

2 stops24h 46m

$1,085

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sun 2/15

10:20 pm-8:20 am

1 stop29h 00m

Rio de Janeiro–Galeão Intl

Fri 2/27

9:30 pm-12:02 pm

1 stop19h 32m

$1,096

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Mon 1/12

6:00 am-9:35 am

2 stops22h 35m

Rio de Janeiro–Galeão Intl

Thu 1/29

9:55 pm-12:48 pm

2 stops19h 53m

$1,120

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Sun 2/15

10:20 pm-8:20 am

1 stop29h 00m

Rio de Janeiro–Galeão Intl

Tue 2/24

9:30 pm-12:02 pm

1 stop19h 32m

$1,131

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Thu 2/26

11:02 pm-12:30 am

3 stops20h 28m

$537

OntarioRio de Janeiro

ONT - GIG

ONTGIG

Ontario

Fri 3/13

11:59 pm-6:25 am

3 stops26h 26m

$549

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results

Most accurate provider: When it comes to deals on Ontario-Rio de Janeiro–Galeão Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Rio de Janeiro–Galeão Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Rio de Janeiro–Galeão Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Rio de Janeiro–Galeão Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Rio de Janeiro–Galeão Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Rio de Janeiro–Galeão Intl

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro–Galeão Intl from Ontario with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Rio de Janeiro–Galeão Intl Airport

What is the cheapest month to book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport (average of $488). Flying from Ontario to Rio de Janeiro–Galeão Intl Airport in July is currently the most expensive (average of $783). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What airport do you fly from for flights from Ontario to Rio de Janeiro–Galeão Intl?
Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Rio de Janeiro–Galeão Intl. You should not have trouble finding flights to Rio de Janeiro–Galeão Intl from Ontario; the airport handles an average of 0 outbound flights to Rio de Janeiro–Galeão Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Ontario airport to Rio de Janeiro–Galeão Intl. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.
How long is the flight from Ontario to Rio de Janeiro–Galeão Intl Airport?
Airlines like United Airlines and Delta fly from Ontario to Rio de Janeiro–Galeão Intl Airport in about 20h 35m. The time it takes to get you to your destination can typically vary by up to 8h 25m. The distance from Ontario to Rio de Janeiro–Galeão Intl Airport is about 6258 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Ontario to Rio de Janeiro–Galeão Intl that include hotel bookings?
Yes. In addition to deals on Ontario to Rio de Janeiro–Galeão Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Rio de Janeiro–Galeão Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Rio de Janeiro–Galeão Intl.
Can I find deals for business class flights from Ontario to Rio de Janeiro–Galeão Intl?
Yes. Cheapflights offers flight deals from Ontario to Rio de Janeiro–Galeão Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport (average of $488). Flying from Ontario to Rio de Janeiro–Galeão Intl Airport in July is currently the most expensive (average of $783). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$487+ Cheap flights from Ontario (ONT) to Rio de Janeiro–Galeão Intl, Brazil (GIG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/27. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Ontario to Rio de Janeiro–Galeão Intl

Cheapest flights from Ontario to Rio de Janeiro–Galeão IntlExplore the most affordable flight options available from Ontario to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Explore the most affordable flight options available from Ontario to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

Find flight deals from Ontario to Rio de Janeiro–Galeão Intl

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Rio de Janeiro–Galeão Intl Airport that are best for you.

Best time to book a flight from Ontario to Rio de Janeiro–Galeão Intl

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro–Galeão Intl from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Rio de Janeiro–Galeão Intl Airport

What is the cheapest month to book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Rio de Janeiro–Galeão Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Ontario to Rio de Janeiro–Galeão Intl?

How long is the flight from Ontario to Rio de Janeiro–Galeão Intl Airport?

Can I find deals for flights from Ontario to Rio de Janeiro–Galeão Intl that include hotel bookings?

How can I find direct flights from Ontario to Rio de Janeiro–Galeão Intl?

Can I find deals for business class flights from Ontario to Rio de Janeiro–Galeão Intl?

What is the cheapest month to book a flight from Ontario to Rio de Janeiro–Galeão Intl Airport?

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Cheapest flights from Ontario to Rio de Janeiro–Galeão Intl
Explore the most affordable flight options available from Ontario to Rio de Janeiro–Galeão Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.