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Peru

$333+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIM
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
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 November 21, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$643
(LATAM Airlines)

One-way from

$333
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$783
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. 5% potential increase in price ($42 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 21, 2025.

This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK 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
Tue 1/138:50 amLIM - ONT
2 stops29h 41mLATAM Airlines
Deal found 11/20$797
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/241:40 pmONT - LIM
2 stops31h 15mUnited Airlines
Mon 1/51:50 amLIM - ONT
2 stops24h 03mUnited Airlines
Deal found 11/19$818
This Avianca deal was found by Cheapflights users on 11/20. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:30 pmONT - LIM
2 stops15h 00mAvianca
Mon 12/82:55 amLIM - ONT
2 stops21h 00mAvianca
Deal found 11/20$829
This Avianca deal was found by Cheapflights users on 11/19. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:30 pmONT - LIM
2 stops15h 00mAvianca
Fri 12/193:00 amLIM - ONT
1 stop20h 55mAvianca
Deal found 11/19$865
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:29 pmONT - LIM
1 stop19h 51mLATAM Airlines
Tue 1/138:50 amLIM - ONT
2 stops29h 41mLATAM Airlines
Deal found 11/20$872
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/236:39 pmONT - LIM
2 stops26h 16mUnited Airlines
Sat 1/31:50 amLIM - ONT
2 stops22h 17mUnited Airlines
Deal found 11/19$878
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Sun 12/146:41 pmONT - LIM
2 stops26h 14mUnited Airlines
Mon 12/291:50 amLIM - ONT
1 stop23h 02mUnited Airlines
Deal found 11/19$887
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/96:00 amONT - LIM
1 stop14h 55mUnited Airlines
Wed 12/241:50 amLIM - ONT
2 stops22h 17mUnited Airlines
Deal found 11/19$900
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:30 pmONT - LIM
2 stops19h 25mAvianca
Fri 12/122:55 amLIM - ONT
2 stops21h 00mAvianca
Deal found 11/19$924
This Ovago deal was found by Cheapflights users on 11/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:12 pmONT - LIM
1 stop13h 48mLATAM Airlines
Sun 12/1412:15 pmLIM - ONT
1 stop13h 49mLATAM Airlines
Deal found 11/19$927
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/910:30 pmONT - LIM
2 stops19h 25mAvianca
Thu 12/257:30 amLIM - ONT
2 stops16h 25mAvianca
Deal found 11/19$931
This Priceline deal was found by Cheapflights users on 11/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:30 pmONT - CUZ
2 stops33h 50mAvianca
Mon 12/155:10 pmCUZ - ONT
2 stops30h 45mAvianca
Deal found 11/19$1,143

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 November 21, 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 3/10

6:00 am-11:40 pm

1 stop15h 40m

Lima J Chavez Intl

Mon 3/16

1:30 am-6:07 pm

1 stop18h 37m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 4/14

12:00 pm-5:00 am

1 stop15h 00m

Lima J Chavez Intl

Tue 4/21

11:20 pm-6:15 pm

1 stop20h 55m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 2/2

5:05 am-11:55 pm

2 stops15h 50m

Lima J Chavez Intl

Mon 2/9

1:50 am-5:43 pm

2 stops18h 53m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 2/2

1:53 pm-11:55 pm

2 stops31h 02m

Lima J Chavez Intl

Tue 2/17

1:50 am-10:57 pm

2 stops24h 07m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 1/13

1:53 pm-11:55 pm

2 stops31h 02m

Lima J Chavez Intl

Wed 1/28

1:50 am-10:53 pm

2 stops24h 03m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 2/2

6:10 am-11:55 pm

1 stop14h 45m

Lima J Chavez Intl

Wed 2/11

1:50 am-10:57 pm

2 stops24h 07m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 3/11

6:00 am-11:40 pm

1 stop15h 40m

Lima J Chavez Intl

Tue 3/17

1:30 am-8:50 pm

2 stops21h 20m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 2/2

6:10 am-11:55 pm

1 stop14h 45m

Lima J Chavez Intl

Sun 2/8

1:50 am-9:58 pm

1 stop23h 08m

$655

OntarioCusco

ONT - CUZ

ONTCUZ

Ontario

Thu 12/4

10:30 pm-11:20 am

2 stops33h 50m

Cusco Velazco Astete

Mon 12/15

5:10 pm-8:55 pm

2 stops30h 45m

$1,143

OntarioCusco

ONT - CUZ

ONTCUZ

Ontario

Thu 1/22

12:41 pm-5:15 pm

2 stops25h 34m

Cusco Velazco Astete

Mon 1/26

11:25 am-11:31 am

2 stops27h 06m

$1,151

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 33 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 July is currently the most expensive (average of $510). 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 November 21, 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 November 21, 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
8,003 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

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
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

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
1,884 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

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
2,477 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Overall

7.9

Boarding

8.1

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 15h. Fly via United Airlines, LATAM Airlines, or Avianca 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 July is currently the most expensive (average of $510). 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

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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 November 21, 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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