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$235+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — ONT
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Burlington to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) to Ontario (ONT). 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 July 3, 2025.

Round-trip from

$314
(Delta)

One-way from

$235
(United Airlines)

Popular in

November

Cheapest in

December

Average price

$458
From Burlington to Ontario
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One-way flight from Burlington to Ontario
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Highest demand for flights based on searches. 36% potential increase in price ($337 potential increase over avg. RT price).
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Cheapest flight prices on average. 23% potential price decrease ($113 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 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 July 3, 2025.

This Delta deal was found by Cheapflights users on 7/2. 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.
Tue 9/306:03 amBTV - ONT
1 stop7h 39mDelta
Sat 10/47:05 amONT - BTV
2 stops13h 36mDelta
Deal found 7/2$314
This American Airlines deal was found by Cheapflights users on 7/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:00 amBTV - ONT
2 stops13h 06mAmerican Airlines
Sat 8/234:54 pmONT - BTV
2 stops14h 58mAmerican Airlines
Deal found 7/2$321
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 11/53:35 pmBTV - ONT
1 stop7h 42mUnited Airlines
Sat 11/85:40 amONT - BTV
1 stop6h 59mUnited Airlines
Deal found 7/3$409
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:29 pmBTV - ONT
2 stops14h 27mAlaska Airlines
Sat 11/86:00 amONT - BTV
2 stops13h 28mAlaska Airlines
Deal found 7/3$700

Cheapflights Fare Finder

Customize your flight search to find flights from Burlington 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 3, 2025.
Use the filters below to find and compare flights from Burlington to Ontario that are best for you.

Fly from

Burlington

Fly to

Ontario

Route

Depart

Return

Price

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Tue 9/30

6:03 am-10:42 am

1 stop7h 39m

Ontario

Sat 10/4

7:05 am-11:41 pm

2 stops13h 36m

$314

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Sat 8/16

6:00 am-4:06 pm

2 stops13h 06m

Ontario

Sat 8/23

4:54 pm-10:52 am

2 stops14h 58m

$321

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 11/5

3:35 pm-8:17 pm

1 stop7h 42m

Ontario

Sat 11/8

5:40 am-3:39 pm

1 stop6h 59m

$409

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 11/5

12:29 pm-11:56 pm

2 stops14h 27m

Ontario

Sat 11/8

6:00 am-10:28 pm

2 stops13h 28m

$700

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Thu 8/14

4:47 pm-10:06 pm

1 stop8h 19m

$235

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Wed 8/13

6:00 am-10:48 pm

2 stops19h 48m

$296

BurlingtonOntario

BTV - ONT

BTVONT

Burlington

Fri 8/15

12:22 pm-11:59 pm

2 stops14h 37m

$398

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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.

How much does it cost to fly round-trip from Burlington, Vermont to Ontario?

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 3, 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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
10,000 reviews

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

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

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?

    Flying on Delta is currently your cheapest option to Ontario, with prices starting at $314. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $321 and $409, respectively. You may be able to fly from Burlington, Vermont to Ontario for 46% 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 United Airlines, which is currently one of the cheapest options available, starting at $235. American Airlines flights start at $296 while deals on Alaska Airlines start at $398 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

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Alternative routes for Burlington to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Burlington to Ontario

Discover the top 2 airlines that operate flights from Burlington to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$333Average$438FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$379Average$643FlexibilityNo cancel feeOn-time71%

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