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Cheap flights from Rio de Janeiro to Los Angeles from $549

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rio de Janeiro to Los Angeles departing on 6/1. 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 Rio de Janeiro to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:05 pm - 12:12 pm
GIG
-
ONT
19h 07m
2 stops
United Airlines Logo
6:00 am - 8:15 am
ONT
-
GIG
22h 15m
2 stops
$1,148United Airlines
Tue, Sep 1 - Tue, Sep 8
United Airlines Logo
9:05 pm - 12:12 pm
GIG
-
ONT
19h 07m
2 stops
United Airlines Logo
6:00 am - 8:15 am
ONT
-
GIG
22h 15m
2 stops
$1,152United Airlines
Tue, Sep 1 - Wed, Sep 9
United Airlines Logo
9:05 pm - 9:58 pm
GIG
-
ONT
28h 53m
1 stop
United Airlines Logo
6:53 pm - 9:35 am
ONT
-
GIG
34h 42m
2 stops
$1,153United Airlines
Thu, Oct 22 - Mon, Oct 26
United Airlines Logo
9:05 pm - 12:12 pm
GIG
-
ONT
43h 07m
2 stops
United Airlines Logo
5:00 am - 9:35 am
ONT
-
GIG
24h 35m
2 stops
$1,154United Airlines
Thu, Oct 22 - Mon, Oct 26
United Airlines Logo
9:05 pm - 12:12 pm
GIG
-
ONT
43h 07m
2 stops
United Airlines Logo
6:02 am - 9:35 am
ONT
-
GIG
23h 33m
1 stop
$1,204United Airlines
Thu, Oct 22 - Mon, Oct 26
United Airlines Logo
9:05 pm - 12:12 pm
GIG
-
ONT
19h 07m
2 stops
United Airlines Logo
6:00 am - 8:15 am
ONT
-
GIG
22h 15m
2 stops
$1,205United Airlines
Tue, Sep 1 - Tue, Sep 8
United Airlines Logo
9:05 pm - 12:47 pm
GIG
-
ONT
19h 42m
2 stops
United Airlines Logo
5:45 am - 8:15 am
ONT
-
GIG
22h 30m
1 stop
$1,276United Airlines
Tue, Jun 9 - Tue, Jun 30
United Airlines Logo
9:05 pm - 12:38 pm
GIG
-
ONT
19h 33m
2 stops
United Airlines Logo
6:05 am - 8:15 am
ONT
-
GIG
22h 10m
2 stops
$1,279United Airlines
Tue, Sep 15 - Tue, Oct 6
United Airlines Logo
9:05 pm - 12:38 pm
GIG
-
ONT
19h 33m
2 stops
United Airlines Logo
5:45 am - 8:15 am
ONT
-
GIG
22h 30m
1 stop
$1,319United Airlines
Mon, Sep 7 - Mon, Sep 21
Multiple Airlines Logo
4:40 pm - 7:46 pm
GIG
-
ONT
31h 06m
3 stops
Multiple Airlines Logo
12:55 am - 6:15 am
ONT
-
GIG
25h 20m
3 stops
$1,328Multiple Airlines
Tue, May 26 - Mon, Jun 8

United Airlines flights from Rio de Janeiro to Ontario

Our best United Airlines deals on Rio de Janeiro to Ontario flight tickets
United Airlines
Sep 1
GIG9:05 pmRio de Janeiro–Galeão Intl
19h 07m
2 stops
ONT12:12 pmOntario
Sep 8
ONT6:00 amOntario
22h 15m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
$1,148
United Airlines
Sep 1
GIG9:05 pmRio de Janeiro–Galeão Intl
19h 07m
2 stops
ONT12:12 pmOntario
Sep 9
ONT6:00 amOntario
22h 15m
2 stops
GIG8:15 amRio de Janeiro–Galeão Intl
$1,152
United Airlines
Oct 22
GIG9:05 pmRio de Janeiro–Galeão Intl
43h 07m
2 stops
ONT12:12 pmOntario
Oct 26
ONT5:00 amOntario
24h 35m
2 stops
GIG9:35 amRio de Janeiro–Galeão Intl
$1,153

LATAM Airlines flights from Rio de Janeiro to Ontario

Our best LATAM Airlines deals on Rio de Janeiro to Ontario flight tickets
LATAM Airlines
Jul 20
GIG9:00 pmRio de Janeiro–Galeão Intl
17h 38m
1 stop
ONT10:38 amOntario
Sep 2
ONT12:00 pmOntario
18h 15m
1 stop
GIG10:15 amRio de Janeiro–Galeão Intl
$1,908
LATAM Airlines
Jun 13
GIG9:00 pmRio de Janeiro–Galeão Intl
17h 40m
1 stop
ONT10:40 amOntario
Jun 19
ONT11:50 amOntario
18h 25m
1 stop
GIG10:15 amRio de Janeiro–Galeão Intl
$1,966
LATAM Airlines
Sep 1
GIG9:00 pmRio de Janeiro–Galeão Intl
18h 04m
1 stop
ONT11:04 amOntario
Sep 9
ONT12:00 pmOntario
18h 15m
1 stop
GIG10:15 amRio de Janeiro–Galeão Intl
$1,994

momondo Fare Finder

 
Customize your flight search to find flights from Rio de Janeiro to Ontario 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 May 10, 2026.
Use the filters below to find and compare flights from Rio de Janeiro to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 9/1

9:05 pm-12:12 pm

2 stops19h 07m

Ontario

Tue 9/8

6:00 am-8:15 am

2 stops22h 15m

$1,148

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 9/1

9:05 pm-12:12 pm

2 stops19h 07m

Ontario

Wed 9/9

6:00 am-8:15 am

2 stops22h 15m

$1,152

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Thu 10/22

9:05 pm-9:58 pm

1 stop28h 53m

Ontario

Mon 10/26

6:53 pm-9:35 am

2 stops34h 42m

$1,153

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Thu 10/22

9:05 pm-12:12 pm

2 stops43h 07m

Ontario

Mon 10/26

5:00 am-9:35 am

2 stops24h 35m

$1,154

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Thu 10/22

9:05 pm-12:12 pm

2 stops43h 07m

Ontario

Mon 10/26

6:02 am-9:35 am

1 stop23h 33m

$1,204

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 9/1

9:05 pm-12:12 pm

2 stops19h 07m

Ontario

Tue 9/8

6:00 am-8:15 am

2 stops22h 15m

$1,205

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 6/9

9:05 pm-12:47 pm

2 stops19h 42m

Ontario

Tue 6/30

5:45 am-8:15 am

1 stop22h 30m

$1,276

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 9/15

9:05 pm-12:38 pm

2 stops19h 33m

Ontario

Tue 10/6

6:05 am-8:15 am

2 stops22h 10m

$1,279

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Mon 9/7

9:05 pm-12:38 pm

2 stops19h 33m

Ontario

Mon 9/21

5:45 am-8:15 am

1 stop22h 30m

$1,319

Rio de JaneiroOntario

GIG - ONT

GIGONT

Rio de Janeiro–Galeão Intl

Tue 5/26

4:40 pm-7:46 pm

3 stops31h 06m

Ontario

Mon 6/8

12:55 am-6:15 am

3 stops25h 20m

$1,328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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

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 Rio de Janeiro to Ontario?

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

What airlines fly to Ontario?

LATAM Airlines, Copa Airlines and United Airlines are the top three most popular airlines that fly to Ontario from Rio de Janeiro according to our data. LATAM Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 5 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Rio de Janeiro to Ontario

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

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

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

Fastest flight time

19h 33m

Direct flights

None
The fastest flight from Rio de Janeiro to Ontario takes 19h 33m
There are no direct flights from Rio de Janeiro to Ontario. There are no popular flight routes from Rio de Janeiro to Ontario.
Search flight deals

Frequently asked questions about flying from Rio de Janeiro to Ontario

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

    Ontario is 6268.2 mi away from Rio de Janeiro. By plane, this route typically takes 19h 33m.

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

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

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

    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 Rio de Janeiro to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents you'll need for your trip to Ontario Airport 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 Ontario Airport. It is always advisable to seek 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 Rio de Janeiro to Ontario?

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

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

Flights from Rio de Janeiro to Ontario 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 Rio de Janeiro to Ontario?

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 Ontario from Rio de Janeiro.

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

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

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