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$291+ Cheap flights from Ontario (ONT) to Peru

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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIM
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Ontario to Peru

Keep the following information in mind while searching for Ontario to Peru flight deals. Data was last updated October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$644
(KAYAK)

One-way from

$291
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$741
Provider with most accurate pricing for Los Angeles-Lima J Chavez Intl flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Lima J Chavez Intl flights.
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From Ontario to Peru
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One-way flight from Ontario to Peru
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Highest demand for flights based on searches. 7% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Peru

Cheapest flights from Ontario to Peru
Explore the most affordable flight options available from Ontario to Peru. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This LATAM Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:25 pmONT - LIM
1 stop19h 55mLATAM Airlines
Wed 12/312:15 pmLIM - ONT
1 stop13h 49mLATAM Airlines
Deal found 10/27$645
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/31:50 pmONT - LIM
2 stops31h 05mUnited Airlines
Tue 12/91:50 amLIM - ONT
2 stops23h 59mUnited Airlines
Deal found 10/29$650
This LATAM Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:25 pmONT - LIM
2 stops20h 15mLATAM Airlines
Mon 12/1512:15 pmLIM - ONT
1 stop13h 49mLATAM Airlines
Deal found 10/28$651
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:50 pmONT - LIM
2 stops31h 05mUnited Airlines
Mon 12/151:50 amLIM - ONT
1 stop22h 59mUnited Airlines
Deal found 10/28$661
This SmartFares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:16 pmONT - LIM
1 stop13h 44mLATAM Airlines
Tue 12/1612:15 pmLIM - ONT
1 stop13h 49mLATAM Airlines
Deal found 10/29$667
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:39 pmONT - LIM
2 stops26h 16mUnited Airlines
Thu 1/291:50 amLIM - ONT
2 stops24h 03mUnited Airlines
Deal found 10/29$669
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:40 pmONT - LIM
2 stops31h 15mUnited Airlines
Wed 12/31:50 amLIM - ONT
2 stops21h 52mUnited Airlines
Deal found 10/28$670
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/271:40 pmONT - LIM
2 stops31h 15mUnited Airlines
Mon 12/151:50 amLIM - ONT
1 stop22h 59mUnited Airlines
Deal found 10/29$681
This SmartFares deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:29 pmONT - LIM
1 stop19h 51mLATAM Airlines
Fri 1/3011:40 pmLIM - ONT
1 stop15h 14mLATAM Airlines
Deal found 10/29$686
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:41 pmONT - LIM
2 stops26h 14mUnited Airlines
Sun 12/141:50 amLIM - ONT
2 stops37h 42mUnited Airlines
Deal found 10/29$687
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/285:05 amONT - LIM
2 stops15h 50mUnited Airlines
Thu 12/41:50 amLIM - ONT
2 stops23h 59mUnited Airlines
Deal found 10/28$690
This United deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:00 amONT - CUZ
2 stops26h 20mMultiple Airlines
Wed 12/1012:25 pmCUZ - ONT
2 stops36h 24mMultiple Airlines
Deal found 10/30$851

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Peru 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Ontario to Peru that are best for you.

Fly from

Ontario

Fly to

Peru

Route

Depart

Return

Price

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 1/13

1:04 pm-5:00 am

1 stop12h 56m

Lima J Chavez Intl

Tue 1/20

12:05 pm-11:58 pm

1 stop14h 53m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 1/28

6:00 am-11:55 pm

1 stop14h 55m

Lima J Chavez Intl

Mon 2/9

1:50 am-5:43 pm

2 stops18h 53m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 1/21

6:00 am-5:00 am

2 stops20h 00m

Lima J Chavez Intl

Wed 2/4

1:30 pm-11:54 am

2 stops25h 24m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 12/3

1:50 pm-11:55 pm

2 stops31h 05m

Lima J Chavez Intl

Wed 12/10

1:50 am-8:42 pm

2 stops21h 52m

$650

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 1/12

6:00 am-11:55 pm

1 stop14h 55m

Lima J Chavez Intl

Sun 1/25

1:50 am-9:58 pm

1 stop23h 08m

$655

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 12/9

1:50 pm-11:55 pm

2 stops31h 05m

Lima J Chavez Intl

Mon 12/15

1:50 am-9:49 pm

1 stop22h 59m

$661

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 2/24

1:45 pm-11:55 pm

2 stops31h 10m

Lima J Chavez Intl

Sun 4/5

12:55 am-12:33 pm

2 stops37h 38m

$666

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 12/30

6:39 pm-11:55 pm

2 stops26h 16m

Lima J Chavez Intl

Thu 1/29

1:50 am-10:53 pm

2 stops24h 03m

$669

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 1/26

6:00 am-11:55 pm

1 stop14h 55m

Lima J Chavez Intl

Thu 2/5

1:50 am-10:53 pm

2 stops24h 03m

$669

OntarioLima

ONT - LIM

ONTLIM

Ontario

Thu 11/27

1:40 pm-11:55 pm

2 stops31h 15m

Lima J Chavez Intl

Mon 12/15

1:50 am-10:49 pm

2 stops23h 59m

$670

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 41 results
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Best time to book a flight from Ontario to Peru

Have a flexible travel schedule? Discover the best time to fly to Peru 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 Peru

What is the cheapest month to book a flight from Ontario to Peru?

Currently, February is the cheapest month in which you can book a flight from Ontario to Peru (average of $319). Flying from Ontario to Peru in December is currently the most expensive (average of $529). 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.

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

Find hourly flight availability from Ontario to Peru. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Ontario to Peru, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 39% versus a flight in the morning.

Reviews of airlines servicing Peru

Get insights into the airlines that provide service to Peru. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Peru. Reviews last updated October 30, 2025.
See what other customers who have flown with Delta, LATAM Airlines, and Avianca from Ontario to Peru have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,873 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Avianca
6.6
Okay
2,467 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Peru. 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 Peru?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Peru.

  • How long is the flight from Ontario to Peru?

    There are many flights that can get you from Ontario to Peru in 12h 56m. Fly via Delta or United Airlines to get the fastest option. The distance from Ontario to Peru is about 4144 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Ontario to Peru that include hotel bookings?

    Yes. In addition to deals on Ontario to Peru flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Peru?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Peru.

  • Can I find deals for business class flights from Ontario to Peru?

    Yes. Cheapflights offers flight deals from Ontario to Peru 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 Peru?

    Currently, February is the cheapest month in which you can book a flight from Ontario to Peru (average of $319). Flying from Ontario to Peru in December is currently the most expensive (average of $529). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Peru

Discover the top 3 airlines that operate flights from Ontario to Peru. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$554Average$636FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$644Average$794FlexibilityNo cancel feeOn-time81%
DeltaCheapest$644Average$778FlexibilityNo cancel feeOn-timeN/A

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