What are the cheapest airlines flying from Ontario to Vail round-trip?

United Airlines, at $335, was found to be the cheapest airline from Ontario to Vail. An alternate airline flying to your destination would be American Airlines.

How far in advance should I book a flight from Ontario to Vail?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 28 days in advance, which can save you up to 44% on flights from Ontario to Vail compared to booking the week you need them. Waiting 28 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $165. For sooner than that we have options available in the next 3 days from $362.

What is the cheapest month to fly from Ontario to Vail?

Our data shows that January tends to be the cheapest month to fly to Vail from Ontario. Users have commonly found prices around $186 for the month, but tickets can be as low as $50. Due to multiple factors, prepare for potentially higher prices in December.

What is the cheapest time of day to fly from ONT to EGE?

It’s optimal to fly from Ontario to Vail in the morning. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight at noon.

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

Most trusted provider : When it comes to deals on Ontario-Vail flights, Cheapflights users trust eDreams the most. eDreams 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-Vail flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to Vail?

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

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

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

$335+ Flights from Ontario to Vail

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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.

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Cheap flight deals from Ontario to Vail

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$335 (United Airlines)
Popular in	December
Cheapest in	January
Average price	$191

Provider with most accurate pricing for Ontario-Vail Eagle County flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Vail Eagle County flights.

Search Deals

From Ontario to Vail Eagle County

Search Deals

High demand for flights, 0% potential price rise

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Ontario to Vail

Cheapest flights from Ontario to Vail
Explore the most affordable flight options available from Ontario to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Sat 5/311:33 pmONT - EGE

1 stop5h 28mUnited Airlines

Sat 6/147:25 amEGE - ONT

1 stop6h 06mUnited Airlines

Deal found 4/30

$335

Sat 5/316:01 amONT - EGE

2 stops11h 51mAmerican Airlines

Sat 6/1410:34 amEGE - ONT

2 stops12h 04mAmerican Airlines

Deal found 4/30

$372

Best flights from Ontario to Vail
Discover carefully curated flight deals from Ontario to Vail that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Sat 5/311:33 pmONT - EGE

1 stop5h 28mUnited Airlines

Sat 6/147:25 amEGE - ONT

1 stop6h 06mUnited Airlines

Deal found 4/30

$335

Sat 5/316:01 amONT - EGE

2 stops11h 51mAmerican Airlines

Sat 6/1410:34 amEGE - ONT

2 stops12h 04mAmerican Airlines

Deal found 4/30

$372

Last-minute flights from Ontario to Vail
Discover last-minute flight deals from Ontario to Vail. Data last updated May 1, 2025 and is based on user searches.

Tue 5/65:05 amONT - EGE

1 stop6h 22mUnited Airlines

Sat 5/103:21 pmEGE - ONT

1 stop6h 32mUnited Airlines

Deal found 4/30

$454

Sat 5/311:33 pmONT - EGE

1 stop5h 28mUnited Airlines

Sat 6/147:25 amEGE - ONT

1 stop6h 06mUnited Airlines

Deal found 4/30

$335

Sat 5/316:01 amONT - EGE

2 stops11h 51mAmerican Airlines

Sat 6/1410:34 amEGE - ONT

2 stops12h 04mAmerican Airlines

Deal found 4/30

$372

One-way flights from Ontario to Vail
Search for one-way flight options from Ontario to Vail. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Wed 5/73:10 pmONT - EGE

2 stops20h 17mUnited Airlines

Deal found 5/1

$354

Thu 5/810:53 amONT - EGE

1 stop6h 59mAmerican Airlines

Deal found 5/1

$386

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Vail that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioVail

ONT - EGE

ONTEGE

Ontario

Sat 5/31

1:33 pm-8:01 pm

1 stop5h 28m

Vail Eagle County

Sat 6/14

7:25 am-12:31 pm

1 stop6h 06m

$335

OntarioVail

ONT - EGE

ONTEGE

Ontario

Sat 5/31

6:01 am-6:52 pm

2 stops11h 51m

Vail Eagle County

Sat 6/14

10:34 am-9:38 pm

2 stops12h 04m

$372

OntarioVail

ONT - EGE

ONTEGE

Ontario

Mon 5/5

5:05 am-10:36 am

1 stop4h 31m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Ontario to Vail

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Vail in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust 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-Vail flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Vail flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Vail flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Vail flights, Cheapflights users trust eDreams the most. eDreams 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-Vail 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 Vail

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

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Vail (average of $448). Flying from Ontario to Vail in December is currently the most expensive (average of $621). 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.

Rainfall in Vail by month

In terms of precipitation, rainfall in Vail ranges from 1.5 - 2.4 inches per month. April is typically the wettest month, when rainfall can reach 2.4 in. June is typically the driest time to visit Vail when rainfall is around 1.5 in.

Temperature in Vail by month

If weather is an important factor for your trip to Vail, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

Reviews of airlines servicing Vail

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

United Airlines

7.4

Good

8,696 reviews

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,696 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Related info for your journey

What are the cheapest airlines flying from Ontario to Vail round-trip?
United Airlines, at $335, was found to be the cheapest airline from Ontario to Vail. An alternate airline flying to your destination would be American Airlines.
Can I find deals for flights from Ontario to Vail that include hotel bookings?
Yes. In addition to deals on Ontario to Vail flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Vail?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Vail.
Can I find deals for business class flights from Ontario to Vail?
Yes. Cheapflights offers flight deals from Ontario to Vail 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 Vail?
Currently, October is the cheapest month in which you can book a flight from Ontario to Vail (average of $448). Flying from Ontario to Vail in December is currently the most expensive (average of $621). 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

Eagle

Beaver Creek

Avon

Rifle

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Top airline flying from Ontario to Vail

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$285	Average$377	FlexibilityNo cancel fee	On-time69%

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$335+ Cheap flights from Ontario to Vail (ONT - EGE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Vail with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Vail

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Vail

Cheapest flights from Ontario to VailExplore the most affordable flight options available from Ontario to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Ontario to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Vail that are best for you.

Compare providers for flights from Ontario to Vail

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 Vail in May.

Best time to book a flight from Ontario to Vail

Have a flexible travel schedule? Discover the best time to fly to Vail from Ontario with our price prediction graph.

Cheapflights Insights

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

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

Rainfall in Vail by month

Plan your trip to Vail by taking into account the average rainfall totals by month.

Temperature in Vail by month

Plan your trip to Vail by taking into account the average temperature totals by month.

Reviews of airlines servicing Vail

Get insights into the airlines that provide service to Vail. 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 Vail. Reviews last updated May 1, 2025.

Related info for your journey

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

What are the cheapest airlines flying from Ontario to Vail round-trip?

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

How can I find direct flights from Ontario to Vail?

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

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

Traveling to a place near Ontario?

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Alternative routes for Ontario to Vail

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Top airline flying from Ontario to Vail

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Cheapest flights from Ontario to Vail
Explore the most affordable flight options available from Ontario to Vail. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.