What are the cheapest airlines flying from Burlington, Vermont to Ontario round-trip?

Flying on Delta is currently your cheapest option to Ontario, with prices starting at $309. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $344 and $384, respectively. You may be able to fly from Burlington, Vermont to Ontario for 51% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Burlington, Vermont to Ontario one-way?

To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $199 while deals on American Airlines start at $235 one-way.

What is the cheapest day to fly from Burlington, Vermont to Ontario?

Travelers seeking maximum savings on their Burlington, Vermont to Ontario flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Burlington, Vermont to Ontario?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 65% when planning your travel around this day of the week.

How far in advance should I book a flight from Burlington, Vermont to Ontario?

Find a great deal and save up to 62% by booking at least 41 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Burlington, Vermont to Ontario within the next two weeks, with the cheapest ticket starting at $413.

What is the cheapest month to fly from Burlington, Vermont to Ontario?

The best pricing can be found in the month of September. Prices to Ontario from Burlington, Vermont average $478. You can even find prices in September for less than $478, as users have found deals to Ontario from as low as $242. The month of December appears to be one of the more expensive times to travel to Ontario from Burlington, Vermont. Flying in the targeted month can save you up to 21%.

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

One of the essential ways to save on airfare from Burlington, Vermont to Ontario is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 25% on airfare.

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

Most trusted provider : When it comes to deals on Burlington, Vermont-Ontario 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 Burlington, Vermont-Ontario 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 Burlington to Ontario that include hotel bookings?

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

How can I find direct flights from Burlington to Ontario?

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

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

Yes. Cheapflights offers flight deals from Burlington 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.

$149+ Flights from Burlington, VT to Ontario

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1. Tell us where you want to go

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Cheap flight deals from Burlington to Ontario

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$309 (Delta)
One-way from	$149 (Delta)
Popular in	November
Cheapest in	December
Average price	$613

Provider with most accurate pricing for Burlington-Ontario flight deals.

Search Deals

Provider most trusted by Cheapflights users for Burlington-Ontario flights.

Search Deals

From Burlington to Ontario

Search Deals

One-way flight from Burlington to Ontario

Search Deals

Highest demand for flights based on searches. 32% potential increase in price ($306 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 20% potential price decrease ($108 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Burlington to Ontario

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

Wed 6/116:15 amBTV - ONT

1 stop7h 42mDelta

Tue 6/1711:49 amONT - BTV

1 stop8h 11mDelta

Deal found 4/29

$309

Fri 8/152:40 pmBTV - ONT

2 stops12h 28mAmerican Airlines

Tue 8/1911:59 pmONT - BTV

2 stops11h 11mAmerican Airlines

Deal found 4/30

$344

Wed 5/285:00 pmBTV - ONT

1 stop8h 26mUnited Airlines

Tue 6/36:32 pmONT - BTV

2 stops11h 58mUnited Airlines

Deal found 4/28

$384

Wed 5/282:04 pmBTV - ONT

2 stops12h 53mAlaska Airlines

Sat 5/316:00 amONT - BTV

2 stops13h 49mAlaska Airlines

Deal found 4/29

$733

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

Wed 6/116:15 amBTV - ONT

1 stop7h 42mDelta

Tue 6/1711:49 amONT - BTV

1 stop8h 11mDelta

Deal found 4/29

$309

Fri 8/152:40 pmBTV - ONT

2 stops12h 28mAmerican Airlines

Tue 8/1911:59 pmONT - BTV

2 stops11h 11mAmerican Airlines

Deal found 4/30

$344

Wed 5/285:00 pmBTV - ONT

1 stop8h 26mUnited Airlines

Tue 6/36:32 pmONT - BTV

2 stops11h 58mUnited Airlines

Deal found 4/28

$384

Wed 5/282:04 pmBTV - ONT

2 stops12h 53mAlaska Airlines

Sat 5/316:00 amONT - BTV

2 stops13h 49mAlaska Airlines

Deal found 4/29

$733

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

Mon 5/52:04 pmBTV - ONT

2 stops12h 55mAlaska Airlines

Thu 5/86:00 amONT - BTV

2 stops13h 49mAlaska Airlines

Deal found 4/29

$960

Tue 5/66:00 amBTV - ONT

2 stops11h 25mUnited Airlines

Sat 5/106:08 amONT - BTV

2 stops14h 40mUnited Airlines

Deal found 4/29

$643

Tue 5/612:05 pmBTV - ONT

2 stops14h 38mAmerican Airlines

Fri 5/97:25 pmONT - BTV

2 stops13h 06mAmerican Airlines

Deal found 4/29

$908

Wed 5/285:00 pmBTV - ONT

1 stop8h 26mUnited Airlines

Tue 6/36:32 pmONT - BTV

2 stops11h 58mUnited Airlines

Deal found 4/28

$384

Wed 5/282:04 pmBTV - ONT

2 stops12h 53mAlaska Airlines

Sat 5/316:00 amONT - BTV

2 stops13h 49mAlaska Airlines

Deal found 4/29

$733

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

Wed 7/26:15 amBTV - ONT

1 stop7h 42mDelta

Deal found 4/30

$149

Tue 7/14:47 pmBTV - ONT

1 stop8h 24mUnited Airlines

Deal found 4/30

$199

Sat 8/167:00 amBTV - ONT

2 stops14h 24mAmerican Airlines

Deal found 4/30

$235

Sun 6/291:53 pmBTV - ONT

2 stops13h 20mAlaska Airlines

Deal found 4/30

$669

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 6/11

6:15 am-10:57 am

1 stop7h 42m

Ontario

Tue 6/17

11:49 am-11:00 pm

1 stop8h 11m

$309

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Fri 8/15

2:40 pm-12:08 am

2 stops12h 28m

Ontario

Tue 8/19

11:59 pm-2:10 pm

2 stops11h 11m

$344

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 5/28

5:00 pm-10:26 pm

1 stop8h 26m

Ontario

Tue 6/3

6:32 pm-9:30 am

2 stops11h 58m

$384

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 5/28

2:04 pm-11:57 pm

2 stops12h 53m

Ontario

Sat 5/31

6:00 am-10:49 pm

2 stops13h 49m

$733

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 7/2

6:15 am-10:57 am

1 stop7h 42m

$149

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Tue 7/1

4:47 pm-10:11 pm

1 stop8h 24m

$199

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Sat 8/16

7:00 am-6:24 pm

2 stops14h 24m

$235

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Sun 6/29

1:53 pm-12:13 am

2 stops13h 20m

$669

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Burlington to Ontario

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

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

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

What is the cheapest month to book a flight from Burlington, Vermont to Ontario?

Currently, August is the cheapest month in which you can book a flight from Burlington, Vermont to Ontario (average of $246). Flying from Burlington, Vermont 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.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Burlington to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,968 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,934 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines flying from Burlington, Vermont to Ontario round-trip?
Flying on Delta is currently your cheapest option to Ontario, with prices starting at $309. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $344 and $384, respectively. You may be able to fly from Burlington, Vermont to Ontario for 51% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Burlington, Vermont to Ontario one-way?
To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $149. United Airlines flights start at $199 while deals on American Airlines start at $235 one-way.
Can I find deals for flights from Burlington to Ontario that include hotel bookings?
Yes. In addition to deals on Burlington to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Burlington to Ontario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Burlington to Ontario.
Can I find deals for business class flights from Burlington to Ontario?
Yes. Cheapflights offers flight deals from Burlington 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 Burlington, Vermont to Ontario?
Currently, August is the cheapest month in which you can book a flight from Burlington, Vermont to Ontario (average of $246). Flying from Burlington, Vermont 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

Browse thousands of different options on Cheapflights for your next trip

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Other flights to Ontario

Top 2 airlines flying from Burlington to Ontario

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$333	Average$443	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$411	Average$656	FlexibilityNo cancel fee	On-time71%

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$149+ Cheap flights from Burlington, VT to Ontario (BTV - 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Burlington to Ontario with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Burlington to Ontario

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Burlington to Ontario

Cheapest flights from Burlington to OntarioExplore the most affordable flight options available from Burlington to Ontario. 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 Burlington to Ontario. 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 Burlington to Ontario that are best for you.

Compare providers for flights from Burlington to Ontario

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 Burlington to Ontario in May.

Best time to book a flight from Burlington to Ontario

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

Cheapflights Insights

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

What is the cheapest month to book a flight from Burlington, Vermont to Ontario?

Rainfall in Ontario by month

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

Temperature in Ontario by month

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

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 May 1, 2025.

Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Burlington to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Burlington to Ontario. 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 Burlington, Vermont to Ontario round-trip?

What are the cheapest airlines to fly from Burlington, Vermont to Ontario one-way?

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

How can I find direct flights from Burlington to Ontario?

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

What is the cheapest month to book a flight from Burlington, Vermont to Ontario?

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.

Alternative routes for Burlington to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Burlington to Ontario

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