HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Quito

$243+ 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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — UIO
abr. 18 — abr. 251
sáb. 4/18
sáb. 4/25
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Quito with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 marzo 19, 2026.

This United Airlines deal was found by Cheapflights users on 3/17. 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.
dom. 5/245:45 am
ONT
-
UIO
1 stop21h 15m
United Airlines
vie. 8/217:25 am
UIO
-
ONT
1 stop16h 34m
United Airlines
Deal found 3/17$558
This United Airlines deal was found by Cheapflights users on 3/16. 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.
mié. 5/66:00 am
ONT
-
UIO
1 stop15h 25m
United Airlines
vie. 8/217:25 am
UIO
-
ONT
1 stop16h 34m
United Airlines
Deal found 3/16$567
This United Airlines deal was found by Cheapflights users on 3/16. 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.
mié. 5/65:00 am
ONT
-
UIO
2 stops16h 25m
United Airlines
mar. 8/257:25 am
UIO
-
ONT
1 stop16h 34m
United Airlines
Deal found 3/16$572
This United Airlines deal was found by Cheapflights users on 3/16. 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.
sáb. 5/96:00 am
ONT
-
UIO
1 stop21h 00m
United Airlines
dom. 8/237:25 am
UIO
-
ONT
1 stop16h 34m
United Airlines
Deal found 3/16$578
This United Airlines deal was found by Cheapflights users on 3/17. 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.
lun. 5/255:45 am
ONT
-
UIO
1 stop21h 15m
United Airlines
vie. 8/217:25 am
UIO
-
ONT
2 stops30h 47m
United Airlines
Deal found 3/17$582
This United Airlines deal was found by Cheapflights users on 3/17. 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.
jue. 4/231:34 pm
ONT
-
UIO
2 stops31h 51m
United Airlines
lun. 5/47:25 am
UIO
-
ONT
1 stop16h 33m
United Airlines
Deal found 3/17$588
This United Airlines deal was found by Cheapflights users on 3/15. 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.
lun. 4/276:49 pm
ONT
-
UIO
2 stops26h 36m
United Airlines
mié. 4/2912:35 am
UIO
-
ONT
2 stops48h 24m
United Airlines
Deal found 3/15$589
This United Airlines deal was found by Cheapflights users on 3/17. 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.
dom. 5/245:45 am
ONT
-
UIO
1 stop21h 15m
United Airlines
dom. 8/167:25 am
UIO
-
ONT
1 stop16h 34m
United Airlines
Deal found 3/17$593
This Avianca deal was found by Cheapflights users on 3/16. 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.
sáb. 4/1811:35 pm
ONT
-
UIO
2 stops14h 35m
Avianca
sáb. 4/254:45 am
UIO
-
ONT
2 stops19h 00m
Avianca
Deal found 3/16$600
This United Airlines deal was found by Cheapflights users on 3/16. 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.
mar. 5/126:00 am
ONT
-
UIO
1 stop15h 25m
United Airlines
dom. 5/247:25 am
UIO
-
ONT
1 stop16h 30m
United Airlines
Deal found 3/16$602
This United Airlines deal was found by Cheapflights users on 3/17. 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.
jue. 4/235:10 am
ONT
-
UIO
2 stops40h 15m
United Airlines
mié. 4/2912:35 am
UIO
-
ONT
2 stops48h 24m
United Airlines
Deal found 3/17$606

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 marzo 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$558
(United Airlines)

One-way from

$243
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$569
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. 6% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 marzo 19, 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

dom. 9/6

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

dom. 9/20

7:25 am-9:59 pm

1 stop16h 34m

$567

OntarioQuito

ONT - UIO

ONTUIO

Ontario

mié. 5/6

6:00 am-11:25 pm

1 stop15h 25m

Quito Mariscal Sucr

mar. 8/25

7:25 am-9:59 pm

1 stop16h 34m

$567
Quickest round-trip

OntarioQuito

ONT - UIO

ONTUIO

Ontario

sáb. 5/9

1:30 pm-5:00 am

2 stops13h 30m

Quito Mariscal Sucr

dom. 8/23

7:25 am-9:59 pm

1 stop16h 34m

$572

OntarioQuito

ONT - UIO

ONTUIO

Ontario

lun. 4/27

6:05 am-11:25 pm

1 stop15h 20m

Quito Mariscal Sucr

mié. 4/29

12:35 am-5:52 pm

2 stops19h 17m

$572

OntarioQuito

ONT - UIO

ONTUIO

Ontario

lun. 9/7

5:45 am-5:00 am

1 stop21h 15m

Quito Mariscal Sucr

dom. 9/20

7:25 am-9:59 pm

1 stop16h 34m

$578

OntarioQuito

ONT - UIO

ONTUIO

Ontario

jue. 9/10

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

vie. 9/18

12:35 am-9:59 pm

1 stop23h 24m

$578

OntarioQuito

ONT - UIO

ONTUIO

Ontario

lun. 9/7

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

vie. 9/18

12:35 am-9:59 pm

1 stop23h 24m

$578

OntarioQuito

ONT - UIO

ONTUIO

Ontario

vie. 9/4

1:44 pm-5:00 am

2 stops13h 16m

Quito Mariscal Sucr

lun. 9/14

12:35 am-9:59 pm

1 stop23h 24m

$618

OntarioQuito

ONT - UIO

ONTUIO

Ontario

jue. 5/7

6:59 pm-5:00 am

2 stops56h 01m

Quito Mariscal Sucr

dom. 8/23

7:25 am-12:12 pm

2 stops30h 47m

$624
Cheapest one-way

OntarioQuito

ONT - UIO

ONTUIO

Ontario

dom. 9/13

5:45 am-11:25 pm

1 stop15h 40m

$243

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/16

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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 March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Quito

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Quito (average of $175). Flying from Ontario to Quito in December is currently the most expensive (average of $462). 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.

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 25m. 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.

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to Quito (average of $175). Flying from Ontario to Quito in December is currently the most expensive (average of $462). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights