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$300+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BTV
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap 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 December 15, 2025.

This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/1811:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Tue 1/1310:12 amBTV - ONT
2 stops15h 41mUnited Airlines
Deal found 12/14$548
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/1811:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Thu 1/86:12 amBTV - ONT
2 stops14h 31mUnited Airlines
Deal found 12/14$554
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/1811:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Sat 1/176:12 amBTV - ONT
2 stops14h 39mUnited Airlines
Deal found 12/14$569
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/2411:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Thu 12/254:38 pmBTV - ONT
1 stop8h 47mUnited Airlines
Deal found 12/13$588
This United Airlines deal was found by Cheapflights users on 12/14. 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.
Thu 12/1811:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Sat 12/204:38 pmBTV - ONT
1 stop8h 47mUnited Airlines
Deal found 12/14$627
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/2411:59 pmONT - BTV
1 stop7h 23mUnited Airlines
Sat 1/34:38 pmBTV - ONT
1 stop8h 47mUnited Airlines
Deal found 12/14$665
This American Airlines deal was found by Cheapflights users on 12/13. 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.
Wed 12/2412:55 pmONT - BTV
2 stops19h 42mAmerican Airlines
Fri 1/25:30 amBTV - ONT
2 stops13h 37mAmerican Airlines
Deal found 12/13$671

Find 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$327
(American Airlines)

One-way from

$300
(American Airlines)

Popular in

May

Cheapest in

November

Average price

$696
Provider with most accurate pricing for Ontario-Burlington flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Burlington flights.
Search Deals
From Ontario to Burlington
Search Deals
One-way flight from Ontario to Burlington
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 15, 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 2/4

6:00 am-11:56 pm

2 stops14h 56m

Burlington

Sat 2/7

8:43 am-6:45 pm

2 stops13h 02m

$327

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 2/4

12:41 pm-11:59 pm

1 stop8h 18m

Burlington

Sat 2/7

5:40 am-11:31 am

1 stop8h 51m

$378

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 1/28

5:05 am-10:40 pm

2 stops14h 35m

Burlington

Wed 2/4

10:12 am-10:53 pm

2 stops15h 41m

$427

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 1/28

5:05 am-10:40 pm

2 stops14h 35m

Burlington

Sat 1/31

11:13 am-8:58 pm

2 stops12h 45m

$453

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 2/25

7:50 pm-10:44 am

2 stops11h 54m

Burlington

Sun 3/1

11:14 am-10:04 pm

2 stops13h 50m

$491

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 12/24

12:45 pm-3:35 pm

2 stops23h 50m

$300

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 12/24

6:45 am-2:43 pm

3 stops28h 58m

$421

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 12/24

11:59 pm-10:22 am

1 stop7h 23m

$423

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 12/24

11:15 am-11:17 pm

1 stop9h 02m

$423

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Tue 5/12

6:05 am-11:45 pm

2 stops14h 40m

$529

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Compare providers for flights from Ontario to Burlington

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 Burlington in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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-Burlington flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Burlington flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Burlington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Burlington 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-Burlington 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 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, April is the cheapest month in which you can book a flight from Ontario to Burlington (average of $261). Flying from Ontario to Burlington in December is currently the most expensive (average of $341). 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 December 15, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American 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.
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,092 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,051 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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.

  • How long is the flight from Ontario to Burlington?

    American Airlines, Delta, and United Airlines can get you from Ontario to Burlington in just under 8h 18m. Your travel time can differ by up to 6h 17m. The distance from Ontario to Burlington is about 2449 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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. Another option worth looking into is United Airlines, starting at $338 round trip. These flights start at 41% lower than the current average price 3 months from now.

  • 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, April is the cheapest month in which you can book a flight from Ontario to Burlington (average of $261). Flying from Ontario to Burlington in December is currently the most expensive (average of $341). 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

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Top 2 airlines flying from Ontario to Burlington

Discover the top 2 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$538FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$338Average$473FlexibilityNo cancel feeOn-time69%

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