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$355+ Cheap flights from Ecuador to Ontario (ONT)

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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
UIO — ONT
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Ecuador to Ontario

Keep the following information in mind while searching for Ecuador to Ontario flight deals. Data was last updated July 31, 2025.

Round-trip from

$603
(Priceline)

One-way from

$355
(Cheapflightsfares)

Popular in

December

Cheapest in

May

Average price

$540
From Ecuador to Ontario
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One-way flight from Ecuador to Ontario
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Highest demand for flights based on searches. 9% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ecuador to Ontario

Cheapest flights from Ecuador to Ontario
Explore the most affordable flight options available from Ecuador to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Priceline deal was found by Cheapflights users on 7/29. 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.
Wed 9/242:30 amUIO - ONT
2 stops21h 25mAvianca
Sat 10/1111:25 pmONT - UIO
2 stops15h 40mAvianca
Deal found 7/29$603
This United Airlines deal was found by Cheapflights users on 7/28. 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 9/2112:35 amUIO - ONT
2 stops19h 02mUnited Airlines
Mon 10/66:36 pmONT - UIO
2 stops26h 49mUnited Airlines
Deal found 7/28$635
This LATAM Airlines deal was found by Cheapflights users on 7/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:15 pmUIO - ONT
1 stop13h 20mLATAM Airlines
Fri 9/127:05 amONT - UIO
2 stops14h 15mLATAM Airlines
Deal found 7/29$704
This Delta deal was found by Cheapflights users on 7/31. 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 8/2111:15 pmUIO - ONT
1 stop25h 05mDelta
Tue 9/97:05 amONT - UIO
1 stop10h 55mDelta
Deal found 7/31$863

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ecuador to Ontario 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 31, 2025.
Use the filters below to find and compare flights from Ecuador to Ontario that are best for you.

Fly from

Ecuador

Fly to

Ontario

Route

Depart

Return

Price

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Wed 9/24

2:30 am-9:55 pm

2 stops21h 25m

Ontario

Sat 10/11

11:25 pm-5:05 pm

2 stops15h 40m

$603

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Sun 9/21

12:35 am-5:37 pm

2 stops19h 02m

Ontario

Mon 10/6

6:36 pm-11:25 pm

2 stops26h 49m

$635

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Mon 9/1

11:15 pm-10:35 am

1 stop13h 20m

Ontario

Fri 9/12

7:05 am-11:20 pm

2 stops14h 15m

$704

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Thu 8/21

11:15 pm-10:20 pm

1 stop25h 05m

Ontario

Tue 9/9

7:05 am-8:00 pm

1 stop10h 55m

$863

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Wed 11/26

4:30 am-9:00 pm

2 stops19h 30m

$355

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Sat 8/23

12:05 am-7:21 pm

3 stops21h 16m

$457

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Sun 8/24

12:35 am-8:33 pm

2 stops21h 58m

$469

QuitoOntario

UIO - ONT

UIOONT

Quito Mariscal Sucr

Thu 9/18

11:20 pm-10:42 am

1 stop13h 22m

$587

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Ecuador to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Ecuador 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 Ecuador to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Ecuador to Ontario (average of $246). Flying from Ecuador to Ontario in March is currently the most expensive (average of $328). 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 EC to ONT?

Find hourly flight availability from Ecuador to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ecuador to Ontario as you normally would.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with Delta, LATAM Airlines, and United Airlines from Ecuador to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,822 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Avianca
6.7
Okay
2,388 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ecuador to Ontario. 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 into for flights to Ontario from Ecuador?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from Ecuador.

  • What are the cheapest airlines to fly from Ecuador to Ontario one-way?

    The cheapest airlines for a one-way flight from Ecuador to Ontario are Avianca ($355), United Airlines ($469), and LATAM Airlines ($587).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ecuador to Ontario 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 Ecuador to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Ecuador to Ontario (average of $246). Flying from Ecuador to Ontario in March is currently the most expensive (average of $328). 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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