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$204+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BTV
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$309
(Delta)

One-way from

$204
(Kiwi.com)

Popular in

May

Cheapest in

February

Average price

$608
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. 30% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/10. 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 11/57:00 amONT - BTV
2 stops14h 28mAmerican Airlines
Sat 11/86:00 amBTV - ONT
2 stops13h 01mAmerican Airlines
Deal found 9/10$319
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/147:02 amONT - BTV
1 stop7h 48mUnited Airlines
Wed 10/294:46 pmBTV - ONT
1 stop8h 45mUnited Airlines
Deal found 9/9$439
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/156:27 pmONT - BTV
2 stops12h 04mUnited Airlines
Wed 10/294:46 pmBTV - ONT
1 stop8h 45mUnited Airlines
Deal found 9/9$444
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/255:05 amONT - BTV
2 stops13h 37mUnited Airlines
Mon 9/294:40 pmBTV - ONT
1 stop8h 50mUnited Airlines
Deal found 9/10$449
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 9/277:02 amONT - BTV
1 stop7h 48mUnited Airlines
Tue 9/306:00 amBTV - ONT
2 stops9h 51mUnited Airlines
Deal found 9/10$474
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sat 11/15:05 amONT - BTV
1 stop7h 34mUnited Airlines
Tue 11/46:10 amBTV - ONT
1 stop15h 26mUnited Airlines
Deal found 9/10$476
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 11/175:05 amONT - BTV
1 stop7h 34mUnited Airlines
Sun 11/234:46 pmBTV - ONT
1 stop8h 45mUnited Airlines
Deal found 9/11$480
This Delta deal was found by Cheapflights users on 9/10. 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.
Thu 9/1111:55 amONT - BTV
1 stop7h 45mDelta
Sat 9/136:03 amBTV - ONT
1 stop7h 39mDelta
Deal found 9/10$492
This United Airlines deal was found by Cheapflights users on 9/10. 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 9/115:10 amONT - BTV
1 stop7h 16mUnited Airlines
Sat 9/1310:35 amBTV - ONT
2 stops13h 08mUnited Airlines
Deal found 9/10$497
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/117:16 pmONT - BTV
2 stops13h 36mAmerican Airlines
Sat 9/135:46 amBTV - ONT
2 stops11h 08mAmerican Airlines
Deal found 9/10$502

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 September 11, 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

Sat 1/24

10:30 pm-3:08 pm

2 stops13h 38m

Burlington

Wed 1/28

5:30 am-11:38 am

1 stop9h 08m

$314

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Sat 1/24

8:43 am-12:46 am

2 stops13h 03m

Burlington

Wed 1/28

5:59 am-2:57 pm

2 stops11h 58m

$319

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Sat 1/24

5:05 am-9:29 pm

2 stops13h 24m

Burlington

Wed 1/28

6:00 am-5:43 pm

3 stops14h 43m

$424

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Tue 10/14

7:02 am-5:50 pm

1 stop7h 48m

Burlington

Wed 10/29

4:46 pm-10:31 pm

1 stop8h 45m

$439

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 11/5

5:05 am-3:39 pm

1 stop7h 34m

Burlington

Sat 11/8

4:46 pm-10:31 pm

1 stop8h 45m

$439

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 10/15

6:27 pm-9:31 am

2 stops12h 04m

Burlington

Wed 10/29

4:46 pm-10:31 pm

1 stop8h 45m

$444

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Thu 9/25

5:05 am-9:42 pm

2 stops13h 37m

Burlington

Mon 9/29

4:40 pm-10:30 pm

1 stop8h 50m

$449

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Wed 10/1

5:05 am-3:32 pm

1 stop7h 27m

Burlington

Sat 10/4

6:00 am-12:51 pm

2 stops9h 51m

$474

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Sat 9/27

7:02 am-5:50 pm

1 stop7h 48m

Burlington

Tue 9/30

6:00 am-12:51 pm

2 stops9h 51m

$474

OntarioBurlington

ONT - BTV

ONTBTV

Ontario

Sat 11/1

5:05 am-3:39 pm

1 stop7h 34m

Burlington

Tue 11/4

6:10 am-6:36 pm

1 stop15h 26m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 17 results
1
2

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.

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

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 September 11, 2025.
Read reviews from past customers who have flown 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.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Overall

8.0

Entertainment

7.9

Comfort

7.9

Food

7.3

Boarding

8.2

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?

    Delta, American Airlines, and United Airlines can get you from Ontario to Burlington in just under 13h 03m. Your travel time can differ by up to 35m. 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 $344 round trip. These flights start at 38% 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, 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 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$314Average$538FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$344Average$485FlexibilityNo cancel feeOn-time69%

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