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$128+ Cheap flights from Burlington to Denver (BTV - DEN)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
BTV — DEN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Burlington to Denver Intl are usually found in May or April, booked 81 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Burlington to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Burlington (BTV) to Denver (DEN). 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

$304
(United Airlines)

One-way from

$128
(Cheapflightsfares)

Popular in

July

Cheapest in

May

Average price

$443

Good round-trip deal

$484 or less

Good one-way deal

$280 or less
From Burlington to Denver Intl
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One-way flight from Burlington to Denver Intl
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Highest demand for flights based on searches. 7% potential increase in price ($39 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Burlington to Denver Intl.
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Price to beat on a one-way flight from Burlington to Denver Intl.
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Find flight deals from Burlington to Denver

Cheapest flights from Burlington to Denver
Explore the most affordable flight options available from Burlington to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

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.
Wed 10/293:35 pmBTV - DEN
Nonstop4h 37mUnited Airlines
Sun 11/211:59 pmDEN - BTV
1 stop7h 55mUnited Airlines
Deal found 9/10$304
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/14:05 pmBTV - DEN
1 stop9h 11mFrontier
Fri 11/712:59 amDEN - BTV
2 stops12h 11mFrontier
Deal found 9/9$312
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.
Fri 10/3110:35 amBTV - DEN
1 stop9h 31mUnited Airlines
Sun 11/211:59 pmDEN - BTV
1 stop7h 55mUnited Airlines
Deal found 9/11$314
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:05 pmBTV - DEN
2 stops18h 58mFrontier
Fri 10/1712:36 amDEN - BTV
1 stop12h 34mFrontier
Deal found 9/11$317
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.
Wed 10/293:35 pmBTV - DEN
Nonstop4h 37mUnited Airlines
Wed 11/510:10 amDEN - BTV
Nonstop3h 29mUnited Airlines
Deal found 9/10$319
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/114:05 pmBTV - DEN
1 stop18h 10mFrontier
Fri 10/179:19 pmDEN - BTV
2 stops15h 51mFrontier
Deal found 9/10$323
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.
Wed 10/13:55 pmBTV - DEN
1 stop8h 40mDelta
Sat 10/1112:42 pmDEN - BTV
1 stop9h 23mDelta
Deal found 9/10$329
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:05 pmBTV - DEN
1 stop9h 11mMultiple Airlines
Tue 11/1112:16 amDEN - BTV
2 stops36h 27mMultiple Airlines
Deal found 9/8$330
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:21 amBTV - DEN
2 stops8h 31mDelta
Mon 11/311:05 amDEN - BTV
2 stops10h 03mDelta
Deal found 9/11$339
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 9/246:04 pmBTV - DEN
1 stop6h 12mAmerican Airlines
Sat 9/277:20 amDEN - BTV
2 stops12h 02mAmerican Airlines
Deal found 9/10$344

Cheapflights Fare Finder

 
Customize your flight search to find flights from Burlington to Denver 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 Burlington to Denver that are best for you.

Fly from

Burlington

Fly to

Denver

Route

Depart

Return

Price

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Wed 10/29

7:23 pm-12:15 am

1 stop6h 52m

Denver Intl

Wed 11/5

10:10 am-3:39 pm

Nonstop3h 29m

$304

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Wed 10/29

3:35 pm-6:12 pm

Nonstop4h 37m

Denver Intl

Sun 11/2

11:59 pm-9:54 am

1 stop7h 55m

$304

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Wed 10/1

3:55 pm-10:35 pm

1 stop8h 40m

Denver Intl

Sat 10/11

12:42 pm-12:05 am

1 stop9h 23m

$329

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Fri 10/31

6:00 am-5:49 pm

2 stops13h 49m

Denver Intl

Wed 11/5

11:05 am-10:38 pm

2 stops9h 33m

$339

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Wed 11/5

6:21 am-11:04 am

1 stop6h 43m

Denver Intl

Fri 11/14

12:50 am-3:08 pm

2 stops12h 18m

$344

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Thu 11/6

3:35 pm-6:12 pm

Nonstop4h 37m

Denver Intl

Wed 11/12

11:59 pm-9:54 am

1 stop7h 55m

$348

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Fri 10/31

6:21 am-11:04 am

1 stop6h 43m

Denver Intl

Sun 11/2

12:42 pm-12:05 am

1 stop9h 23m

$354

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Wed 10/29

6:00 am-1:52 pm

1 stop9h 52m

Denver Intl

Sun 11/2

12:42 pm-12:05 am

1 stop9h 23m

$354

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Sat 10/11

4:05 pm-11:16 pm

1 stop9h 11m

$128

BurlingtonDenver

BTV - DEN

BTVDEN

Burlington

Thu 11/13

3:51 pm-11:35 pm

1 stop9h 44m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 16 results
1
2

Best time to book a flight from Burlington to Denver

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

How far ahead should I book a flight from Burlington to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Burlington to Denver. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Burlington to Denver, you should look to book at least 81 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Burlington to Denver (average of $197). Flying from Burlington to Denver in March is currently the most expensive (average of $278). 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.

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

Find hourly flight availability from Burlington to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

One of the essential ways to save on airfare from Burlington to Denver is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 34% on airfare.

What is the cheapest day to fly from Burlington to Denver?

Use this chart to determine the cheapest time to fly round-trip from Burlington to Denver. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Burlington to Denver flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated September 11, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Burlington to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,177 reviews
Delta
8.0
Very good
7,960 reviews

Overall

8.0

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Burlington to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Burlington to Denver?

    If you wish to fly to Denver from Burlington, then you need to book flights from Burlington to Denver Intl. There is 1 flight from Burlington (BTV) to Denver Intl (DEN) per day to choose from. Flights to Denver from Burlington are available from 4 different airlines, which means you should have some options if you want to compare airfare deals. 4h 08m is how long a nonstop flight from Burlington to Denver Intl typically takes.

  • How long is the flight from Burlington to Denver?

    For as low as $304, United Airlines can have you in Denver from Burlington in 6h 52m. The distance from Burlington to Denver is about 1634 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 Burlington to Denver round-trip?

    Frontier, at $138, was found to be the cheapest airline from Burlington to Denver.Alternate airlines to your destination round-trip include American Airlines and Delta. Frontier is 70% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Burlington to Denver?

    The cheapest flight price from Burlington to Denver is $215. On average you can expect to pay $519. The most popular route, (Burlington - Denver Intl), can usually be booked for $249.

  • Where are the most common layover locations when flying from Burlington to Denver?

    Of the flights from Burlington to Denver that have layovers, most of them stop in Philadelphia.

  • What are some popular things to do or see while on a layover in Philadelphia?

    Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park are currently the most popular points of interest in Philadelphia at the moment. Rittenhouse Square, University of Pennsylvania and Citizens Bank Park are located about 6.1 mi, 5.7 mi, and 4.3 mi, respectively from Philadelphia if you are interested in checking them out. Travelers in need of a car in Philadelphia can rent one for about $56 per day.

  • Where are the least popular layover locations for Burlington to Denver flights?

    The least popular layover on flights from Burlington to Denver is Chicago.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Burlington to Denver (average of $197). Flying from Burlington to Denver in March is currently the most expensive (average of $278). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Westminster
Black Hawk
Golden
Winter Park
Broomfield
Greeley
Lone Tree
Lakewood
Cripple Creek
Thornton
Silverthorne
Frisco
Manitou Springs
Fort Morgan
Glendale
Wheat Ridge
Brighton
Longmont
Idaho Springs
Parker

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Burlington to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Burlington to Denver

Discover the top 4 airlines that operate flights from Burlington to Denver. 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
FrontierCheapest$138Average$244FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$277Average$414FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$392FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$313Average$517FlexibilityNo cancel feeOn-time69%

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