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Quito

$276+ Cheap flights from Ontario (ONT) to Quito (UIO)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — UIO
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Ontario to Quito

Cheapest flights from Ontario to Quito
Explore the most affordable flight options available from Ontario to Quito. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Avianca deal was found by Cheapflights users on 7/26. 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 9/1011:35 pm
ONT
-
UIO
2 stops16h 05m
Avianca
Sat 12/55:05 am
UIO
-
ONT
2 stops18h 50m
Avianca
Deal found 7/26$616
This Avianca deal was found by Cheapflights users on 7/25. 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 9/811:35 pm
ONT
-
UIO
2 stops16h 05m
Avianca
Tue 9/224:05 am
UIO
-
ONT
1 stop19h 40m
Avianca
Deal found 7/25$626
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:35 pm
ONT
-
UIO
2 stops22h 05m
Avianca
Sat 10/174:45 am
UIO
-
ONT
2 stops19h 00m
Avianca
Deal found 7/25$630
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/46:00 am
ONT
-
UIO
1 stop15h 25m
United Airlines
Fri 11/61:35 am
UIO
-
ONT
2 stops13h 54m
United Airlines
Deal found 7/24$638
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/105:45 am
ONT
-
UIO
1 stop15h 40m
United Airlines
Mon 8/247:00 am
UIO
-
ONT
1 stop16h 59m
United Airlines
Deal found 7/23$643
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/237:13 pm
ONT
-
UIO
2 stops26h 12m
United Airlines
Tue 9/2912:35 am
UIO
-
ONT
2 stops22h 23m
United Airlines
Deal found 7/26$648
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/105:45 am
ONT
-
UIO
1 stop15h 40m
United Airlines
Fri 8/2812:35 am
UIO
-
ONT
1 stop19h 37m
United Airlines
Deal found 7/25$653
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/95:45 am
ONT
-
UIO
1 stop21h 15m
United Airlines
Mon 8/247:00 am
UIO
-
ONT
1 stop16h 59m
United Airlines
Deal found 7/23$655
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am
ONT
-
UIO
1 stop15h 30m
United Airlines
Mon 11/301:35 am
UIO
-
ONT
2 stops35h 22m
United Airlines
Deal found 7/27$656
This United Airlines deal was found by Cheapflights users on 7/25. 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 8/105:45 am
ONT
-
UIO
1 stop15h 40m
United Airlines
Sun 8/307:00 am
UIO
-
ONT
2 stops15h 01m
United Airlines
Deal found 7/25$658
This United Airlines deal was found by Cheapflights users on 7/24. 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 9/241:52 pm
ONT
-
UIO
2 stops31h 33m
United Airlines
Wed 9/3012:35 am
UIO
-
ONT
1 stop23h 24m
United Airlines
Deal found 7/24$660

Find flight deals from Ontario to Quito

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Quito (UIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$616
(Avianca)

One-way from

$276
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$674
Provider with most accurate pricing for Ontario-Quito Mariscal Sucr flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Quito Mariscal Sucr flights.
Search Deals
From Ontario to Quito Mariscal Sucr
Search Deals
One-way flight from Ontario to Quito Mariscal Sucr
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Quito 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 July 27, 2026.
Use the filters below to find and compare flights from Ontario to Quito that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sun 11/15

6:00 am-12:30 am

1 stop15h 30m

Quito Mariscal Sucr

Mon 11/30

1:35 am-9:21 pm

1 stop22h 46m

$645

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Thu 11/26

6:00 am-12:30 am

2 stops15h 30m

Quito Mariscal Sucr

Sun 12/6

1:35 am-5:47 pm

2 stops19h 12m

$648

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 10/10

6:00 am-11:25 pm

1 stop15h 25m

Quito Mariscal Sucr

Fri 10/16

12:35 am-9:59 pm

1 stop23h 24m

$655

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Fri 10/2

1:52 pm-11:25 pm

2 stops31h 33m

Quito Mariscal Sucr

Wed 10/14

12:35 am-9:59 pm

1 stop23h 24m

$660

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Tue 10/6

1:52 pm-11:25 pm

2 stops31h 33m

Quito Mariscal Sucr

Fri 11/6

1:35 am-12:29 pm

2 stops13h 54m

$684

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Fri 10/9

1:52 pm-11:25 pm

2 stops31h 33m

Quito Mariscal Sucr

Fri 10/16

12:35 am-9:59 pm

1 stop23h 24m

$706

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 11/21

1:29 pm-12:30 am

2 stops56h 01m

Quito Mariscal Sucr

Fri 12/4

1:35 am-5:47 pm

2 stops19h 12m

$713
Quickest round-trip

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Fri 8/14

6:00 am-11:25 pm

1 stop15h 25m

Quito Mariscal Sucr

Sun 8/23

7:00 am-9:59 pm

1 stop16h 59m

$737

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Wed 1/13

1:33 pm-12:30 am

2 stops31h 57m

Quito Mariscal Sucr

Mon 1/18

1:35 am-11:06 pm

2 stops24h 31m

$740

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 8/15

5:00 am-5:00 am

2 stops22h 00m

Quito Mariscal Sucr

Sun 8/23

7:00 am-9:59 pm

1 stop16h 59m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 21 resultsSorted by cheapest first
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Compare providers for flights from Ontario to Quito

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Quito in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Quito flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Quito flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Quito flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Quito flights, Cheapflights users trust FlightHub the most. FlightHub 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-Quito 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 Quito

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

Related info for your journey

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

  • How long is the flight from Ontario to Quito?

    Airlines like United Airlines fly from Ontario to Quito in about 15h 30m. The time it takes to get you to your destination can typically vary by up to . Ontario and Quito are separated by a distance of 3464 mi.

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

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

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

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

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

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

See more FAQs

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