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Peru

$343+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LIM
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/19. 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.
Thu 12/256:04 amONT - LIM
1 stop14h 51mUnited Airlines
Tue 2/31:50 amLIM - ONT
2 stops24h 03mUnited Airlines
Deal found 12/19$899
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:04 amONT - LIM
1 stop14h 51mUnited Airlines
Sat 1/241:50 amLIM - ONT
2 stops24h 03mUnited Airlines
Deal found 12/20$978
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Mon 12/226:39 pmONT - LIM
2 stops26h 16mUnited Airlines
Fri 1/161:50 amLIM - ONT
1 stop23h 08mUnited Airlines
Deal found 12/21$992
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/255:05 amONT - LIM
2 stops15h 50mUnited Airlines
Fri 12/261:50 amLIM - ONT
2 stops23h 51mUnited Airlines
Deal found 12/21$999
This United Airlines deal was found by Cheapflights users on 12/21. 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 12/266:39 pmONT - LIM
2 stops26h 16mUnited Airlines
Mon 12/291:50 amLIM - ONT
2 stops22h 17mUnited Airlines
Deal found 12/21$1,013
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:15 amONT - LIM
2 stops15h 45mDelta
Wed 12/3112:05 pmLIM - ONT
1 stop13h 28mDelta
Deal found 12/20$1,029
This Delta deal was found by Cheapflights users on 12/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amONT - LIM
1 stop23h 50mDelta
Wed 12/3112:05 pmLIM - ONT
1 stop13h 28mDelta
Deal found 12/20$1,054
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:05 amONT - LIM
2 stops39h 50mUnited Airlines
Tue 12/301:50 amLIM - ONT
2 stops37h 48mUnited Airlines
Deal found 12/20$1,078
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:40 pmONT - LIM
2 stops31h 15mUnited Airlines
Sun 12/281:50 amLIM - ONT
2 stops22h 17mUnited Airlines
Deal found 12/20$1,090
This Avianca deal was found by Cheapflights users on 12/21. 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.
Tue 12/3010:30 pmONT - LIM
2 stops19h 25mMultiple Airlines
Wed 1/73:00 amLIM - ONT
2 stops17h 43mMultiple Airlines
Deal found 12/21$1,096
This Mytrip deal was found by Cheapflights users on 12/22. 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.
Sat 12/2710:30 pmONT - CUZ
3 stops19h 25mMultiple Airlines
Sat 1/312:05 amCUZ - ONT
3 stops23h 50mMultiple Airlines
Deal found 12/22$2,568

Find flight deals from Ontario to Peru

Keep the following information in mind while searching for Ontario to Peru flight deals. Data was last updated December 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$644
(LATAM Airlines)

One-way from

$343
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$978
Provider with most accurate pricing for Los Angeles-Lima J Chavez Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Lima J Chavez Intl flights.
Search Deals
From Ontario to Peru
Search Deals
One-way flight from Ontario to Peru
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 23, 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 3/24

12:50 pm-5:00 am

1 stop14h 10m

Lima J Chavez Intl

Wed 4/1

12:05 am-9:04 pm

1 stop22h 59m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 3/23

10:25 pm-9:20 am

2 stops32h 55m

Lima J Chavez Intl

Wed 4/1

12:05 am-11:40 am

1 stop13h 35m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 3/25

12:50 pm-5:00 am

1 stop14h 10m

Lima J Chavez Intl

Wed 4/1

12:05 am-11:40 am

1 stop13h 35m

$644

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 5/13

6:05 am-11:00 pm

1 stop14h 55m

Lima J Chavez Intl

Tue 5/26

12:55 am-8:17 pm

2 stops21h 22m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 2/25

8:00 am-11:55 pm

1 stop12h 55m

Lima J Chavez Intl

Tue 3/24

1:10 am-10:57 pm

2 stops23h 47m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Wed 2/18

1:50 pm-11:55 pm

2 stops31h 05m

Lima J Chavez Intl

Wed 2/25

1:50 am-10:57 pm

2 stops24h 07m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Mon 4/20

12:39 pm-5:00 am

2 stops14h 21m

Lima J Chavez Intl

Mon 8/24

12:00 pm-9:01 am

2 stops23h 01m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 3/10

1:40 pm-10:55 pm

2 stops31h 15m

Lima J Chavez Intl

Tue 3/17

1:10 am-10:57 pm

2 stops23h 47m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 2/10

8:00 am-11:55 pm

1 stop12h 55m

Lima J Chavez Intl

Tue 2/17

1:50 am-8:50 pm

2 stops22h 00m

$649

OntarioLima

ONT - LIM

ONTLIM

Ontario

Tue 2/3

6:00 am-11:55 pm

2 stops14h 55m

Lima J Chavez Intl

Wed 3/4

1:50 am-8:50 pm

2 stops22h 00m

$649

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 37 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 $364). Flying from Ontario to Peru in December is currently the most expensive (average of $517). 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 December 23, 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 December 23, 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
8,015 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
8,015 reviews
Delta
7.9
Good
8,015 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
1,894 reviews
Delta
7.9
Good
8,015 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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
2,491 reviews
Delta
7.9
Good
8,015 reviews

Boarding

8.1

Food

7.3

Comfort

7.9

Entertainment

7.9

Overall

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 14h 10m. Fly via Delta, United 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 $364). Flying from Ontario to Peru in December is currently the most expensive (average of $517). 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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$554Average$636FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$644Average$794FlexibilityNo cancel feeOn-time81%
DeltaCheapest$644Average$784FlexibilityNo cancel feeOn-timeN/A

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