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Cheap flights from Ontario to Quito from $283

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Quito departing on 5/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Quito

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
11:35 pm - 4:10 pm
ONT
-
UIO
14h 35m
2 stops
Avianca Logo
4:05 am - 9:45 pm
UIO
-
ONT
19h 40m
1 stop
$626Avianca
Sat, Sep 12 - Sat, Sep 19
Avianca Logo
11:35 pm - 4:10 pm
ONT
-
UIO
14h 35m
2 stops
Avianca Logo
10:10 am - 9:45 pm
UIO
-
ONT
13h 35m
2 stops
$646Avianca
Tue, May 26 - Tue, Jun 2
United Airlines Logo
5:45 am - 11:25 pm
ONT
-
UIO
15h 40m
1 stop
United Airlines Logo
7:25 am - 9:55 pm
UIO
-
ONT
16h 30m
1 stop
$647United Airlines
Sat, May 23 - Fri, May 29
United Airlines Logo
9:01 am - 5:00 am
ONT
-
UIO
17h 59m
2 stops
United Airlines Logo
1:35 am - 12:33 pm
UIO
-
ONT
13h 58m
2 stops
$652United Airlines
Sun, Sep 20 - Tue, Nov 3
Avianca Logo
11:35 pm - 4:10 pm
ONT
-
UIO
14h 35m
2 stops
Avianca Logo
4:05 am - 9:45 pm
UIO
-
ONT
19h 40m
1 stop
$656Avianca
Tue, May 26 - Tue, Jun 2
United Airlines Logo
5:45 am - 11:25 pm
ONT
-
UIO
15h 40m
1 stop
United Airlines Logo
12:35 am - 9:59 pm
UIO
-
ONT
23h 24m
1 stop
$659United Airlines
Sat, Aug 8 - Wed, Sep 16
United Airlines Logo
6:53 pm - 12:30 am
ONT
-
UIO
26h 37m
2 stops
United Airlines Logo
1:35 am - 9:21 pm
UIO
-
ONT
22h 46m
1 stop
$664United Airlines
Mon, Nov 9 - Wed, Nov 11
Avianca Logo
11:35 pm - 2:55 am
ONT
-
UIO
25h 20m
1 stop
Avianca Logo
4:05 am - 9:45 pm
UIO
-
ONT
19h 40m
1 stop
$666Avianca
Sat, Sep 12 - Sat, Sep 19
United Airlines Logo
5:45 am - 11:25 pm
ONT
-
UIO
15h 40m
1 stop
United Airlines Logo
7:25 am - 9:55 pm
UIO
-
ONT
16h 30m
1 stop
$667United Airlines
Sun, Jun 7 - Mon, Jun 15
United Airlines Logo
5:45 am - 11:25 pm
ONT
-
UIO
15h 40m
1 stop
United Airlines Logo
7:25 am - 8:46 pm
UIO
-
ONT
39h 21m
2 stops
$670United Airlines
Sun, Jun 7 - Sun, Jun 14

United Airlines flights from Ontario to Quito

Our best United Airlines deals on Ontario to Quito flight tickets
United Airlines
May 23
ONT5:45 amOntario
15h 40m
1 stop
UIO11:25 pmQuito Mariscal Sucr
May 29
UIO7:25 amQuito Mariscal Sucr
16h 30m
1 stop
ONT9:55 pmOntario
$647
United Airlines
May 14
ONT5:00 amOntario
16h 25m
2 stops
UIO11:25 pmQuito Mariscal Sucr
May 17
UIO12:35 amQuito Mariscal Sucr
24h 24m
2 stops
ONT10:59 pmOntario
$652
United Airlines
Aug 8
ONT5:45 amOntario
15h 40m
1 stop
UIO11:25 pmQuito Mariscal Sucr
Sep 16
UIO12:35 amQuito Mariscal Sucr
23h 24m
1 stop
ONT9:59 pmOntario
$659

Avianca flights from Ontario to Quito

Our best Avianca deals on Ontario to Quito flight tickets
Avianca
Sep 12
ONT11:35 pmOntario
14h 35m
2 stops
UIO4:10 pmQuito Mariscal Sucr
Sep 19
UIO4:05 amQuito Mariscal Sucr
19h 40m
1 stop
ONT9:45 pmOntario
$626
Avianca
May 14
ONT11:35 pmOntario
14h 35m
2 stops
UIO4:10 pmQuito Mariscal Sucr
May 15
UIO1:45 amQuito Mariscal Sucr
22h 00m
1 stop
ONT9:45 pmOntario
$633
Avianca
May 26
ONT11:35 pmOntario
14h 35m
2 stops
UIO4:10 pmQuito Mariscal Sucr
Jun 2
UIO10:10 amQuito Mariscal Sucr
13h 35m
2 stops
ONT9:45 pmOntario
$646

momondo 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, momondo users made 832,500 searches. Data last updated May 13, 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

Sat 9/12

11:35 pm-4:10 pm

2 stops14h 35m

Quito Mariscal Sucr

Sat 9/19

4:05 am-9:45 pm

1 stop19h 40m

$626
Quickest round-trip

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Tue 5/26

11:35 pm-4:10 pm

2 stops14h 35m

Quito Mariscal Sucr

Tue 6/2

10:10 am-9:45 pm

2 stops13h 35m

$646

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 5/23

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

Fri 5/29

7:25 am-9:55 pm

1 stop16h 30m

$647

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sun 9/20

9:01 am-5:00 am

2 stops17h 59m

Quito Mariscal Sucr

Tue 11/3

1:35 am-12:33 pm

2 stops13h 58m

$652

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Tue 5/26

11:35 pm-4:10 pm

2 stops14h 35m

Quito Mariscal Sucr

Tue 6/2

4:05 am-9:45 pm

1 stop19h 40m

$656

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 8/8

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

Wed 9/16

12:35 am-9:59 pm

1 stop23h 24m

$659

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Mon 11/9

6:53 pm-12:30 am

2 stops26h 37m

Quito Mariscal Sucr

Wed 11/11

1:35 am-9:21 pm

1 stop22h 46m

$664

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sat 9/12

11:35 pm-2:55 am

1 stop25h 20m

Quito Mariscal Sucr

Sat 9/19

4:05 am-9:45 pm

1 stop19h 40m

$666

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sun 6/7

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

Mon 6/15

7:25 am-9:55 pm

1 stop16h 30m

$667

OntarioQuito

ONT - UIO

ONTUIO

Ontario

Sun 6/7

5:45 am-11:25 pm

1 stop15h 40m

Quito Mariscal Sucr

Sun 6/14

7:25 am-8:46 pm

2 stops39h 21m

$670

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Quito from

How to get the cheapest flight ticket from Ontario to Quito

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Ontario to Quito flights?

You could potentially save up to 20% on your flight if you consider stops on a Ontario to Quito flight.

When to book flights from Ontario to Quito

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Quito according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Quito (ONT to UIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Quito

Fastest flight time

15h 25m

Direct flights

None
The fastest flight from Ontario to Quito takes 15h 25m
There are no direct flights from Ontario to Quito. There are no popular flight routes from Ontario to Quito.
Search flight deals

Frequently asked questions about flying from Ontario to Quito

  • How far is Ontario to Quito Mariscal Sucr by plane?

    Ontario and Quito Mariscal Sucr are 3464.6 mi apart from one another. Typically, this will take 15h 25m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Quito Mariscal Sucr Airport?

    Prices for flights from Ontario Airport to Quito Mariscal Sucr Airport refresh daily.

  • How many operators does momondo search for flights from Ontario Airport to Quito Mariscal Sucr Airport?

  • How old do you have to be to fly from Ontario Airport to Quito Mariscal Sucr Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Quito Mariscal Sucr Airport.

  • What documentation or ID do you need to fly to Quito Mariscal Sucr Airport?

    The travel and health documents you'll need for your trip to Quito Mariscal Sucr Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Quito Mariscal Sucr Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Quito?

Best airlines flying from Ontario to Quito

Compare and see reviews for airlines that fly from Ontario to Quito with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $571Free CancellationRating
7.4
9,706 reviews
Search United Airlines flights

Traveling to a place near Quito?

Book flights to Quito if you plan to visit one of these locations
Mindo
Ibarra
Otavalo

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Quito?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Quito for you.

Can I find flights from Ontario to Quito with flexible booking policies on momondo?

Yes. All flights to Quito from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Quito?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Quito from Ontario.

I’m not ready to book a flight from Ontario to Quito right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Quito, momondo offers a useful price alert feature which will track prices for flights to Quito from Ontario and alert you when they change.

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