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$185+ Cheap flights from Ontario to Burlington (ONT - BTV)

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BTV
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Ontario to Burlington

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Burlington (BTV). 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 30, 2025.

Round-trip from

$314
(Delta)

One-way from

$185
(Delta)

Popular in

May

Cheapest in

February

Average price

$449
From Ontario to Burlington
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One-way flight from Ontario to Burlington
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Highest demand for flights based on searches. 27% potential increase in price ($201 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($37 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 Ontario to Burlington

Cheapest flights from Ontario to Burlington
Explore the most affordable flight options available from Ontario to Burlington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/311:45 amONT - BTV
1 stop7h 57mDelta
Sat 9/66:40 amBTV - ONT
2 stops15h 31mDelta
Deal found 7/28$314
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 11/77:00 amONT - BTV
2 stops12h 45mUnited Airlines
Tue 11/113:35 pmBTV - ONT
1 stop8h 09mUnited Airlines
Deal found 7/30$382
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:15 amONT - BTV
2 stops10h 24mAmerican Airlines
Tue 10/76:00 amBTV - ONT
2 stops12h 24mAmerican Airlines
Deal found 7/29$467

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Burlington 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 30, 2025.
Use the filters below to find and compare flights from Ontario to Burlington that are best for you.

Fly from

Ontario

Fly to

Burlington

Route

Depart

Return

Price

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 9/3

11:45 am-10:42 pm

1 stop7h 57m

Burlington

Sat 9/6

6:40 am-7:11 pm

2 stops15h 31m

$314

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Fri 11/7

7:00 am-10:45 pm

2 stops12h 45m

Burlington

Tue 11/11

3:35 pm-8:44 pm

1 stop8h 09m

$382

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Fri 10/3

8:15 am-9:39 pm

2 stops10h 24m

Burlington

Tue 10/7

6:00 am-3:24 pm

2 stops12h 24m

$467

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 8/20

11:45 am-10:42 pm

1 stop7h 57m

$185

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 9/3

7:00 am-11:15 pm

2 stops13h 15m

$214

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 8/27

3:04 pm-10:36 pm

2 stops28h 32m

$461

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Thu 8/21

7:02 pm-11:52 am

2 stops13h 50m

$783

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Ontario to Burlington

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Burlington (average of $327). Flying from Ontario to Burlington in December is currently the most expensive (average of $441). 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.

Reviews of airlines servicing Burlington

Get insights into the airlines that provide service to Burlington. 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 Burlington. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Ontario to Burlington. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

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

Comfort

7.8

Food

7.1

Entertainment

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
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

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
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

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

Comfort

7.8

Food

7.1

Entertainment

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 Ontario to Burlington. 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 Burlington round-trip?

    Flying on Delta is currently your cheapest option to Burlington, with prices starting at $314. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $382 and $467, respectively. These flights start at 41% lower than the current average price 3 months from now.

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

    $185 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $214 and $461, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Burlington (average of $327). Flying from Ontario to Burlington in December is currently the most expensive (average of $441). 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

Traveling to a place near Burlington?

Book flights to Burlington if you plan to visit one of these locations
South Burlington
Shelburne

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Top 3 airlines flying from Ontario to Burlington

Discover the top 3 airlines that operate flights from Ontario to Burlington. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$553FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$319Average$522FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$344Average$548FlexibilityNo cancel feeOn-time69%

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