Cheap flights from Burlington to Denver International

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Flight deals from Burlington to Denver International

Looking for a cheap last-minute deal or the best round-trip flight from Burlington to Denver International? Find the lowest prices on one-way and round-trip tickets right here.

When is the cheapest time to fly from Burlington to Denver International?

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Burlington to Denver International flights are currently cheapest in May.

Direct flights from Burlington to Denver International

Burlington to Denver International: Alternative routes

Compare routes from Burlington to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Burlington to Denver: Flight information

The things to know before you go.
Cheapest flight foundC$378
Cheapest month to flyJuly
Average flight time4 hrs, 16 mins
Most popular airlineUnited
Average flights per week9

Finding cheap flights from Burlington to Denver International: Frequently asked questions

The best price we found for a round-trip flight from Burlington to Denver International is C$378. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 16 minutes is the average flight time from Burlington to Denver International.
United flies direct from Burlington to Denver International.
There are 9 flights per week flying from Burlington to Denver International, as of April 2025.
The cheapest month to fly from Burlington to Denver International is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Burlington Airport to Denver International Airport on Tuesday, July 8, 2025.
Yes – the average flight time is 4 hours and 16 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Denver International.

Flying from Burlington International Airport (BTV) to Denver International Airport (DEN): what you need to know

  • Around 4 hours 15 minutes is how long you'll be travelling on a direct flight from Burlington International Airport to Denver International Airport.

  • Denver is two hours behind Burlington and follows the UTC-6 timezone.

  • Flights from BTV to DEN start from 14:50 — the first with United Airlines. The last departure is at 15:40 with United Airlines. In total, you can take your pick of three weekly Burlington International Airport to Denver International Airport flights.

  • To ensure you get on your BTV to DEN flight, leave plenty of time for things like check-in and baggage drop. Turning up two hours ahead of international departures and one hour before domestic flights is the standard rule.

  • You'll likely experience longer lines in popular months like September. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

  • United Airlines has direct flights from Burlington International Airport to Denver International Airport. Book with this popular airline, then get ready to tick off the sights in Denver — and maybe even more of United States if time allows.

  • The airline with the highest passenger demand on this route is United Airlines.

  • Consider adding a stopover when booking your ticket from Burlington International Airport to Denver International Airport. Just uncheck 'Direct flights only' to break up your trip, or perhaps explore a new destination along the way. Check out these options between BTV and DEN:

    • Minneapolis-St. Paul International Airport

    • Detroit Metropolitan Wayne County Airport

    • O'Hare International Airport

How to find the cheapest flights from Burlington International Airport (BTV) to Denver International Airport (DEN)

  • Currently, C$217 is the cheapest price we've found for a one-way Burlington International Airport to Denver International Airport flight. The best price for a return ticket is C$378. Remember that fares could change due to availability at the time of booking.

  • Score cheap tickets from BTV to DEN by booking seven months ahead. According to our research, that's the sweet spot for picking up a bargain.

  • Schedule your trip for June. That's the cheapest month for flights from Burlington International Airport to Denver International Airport. If you're flexible with your dates, use the 'Whole month' tool to see the cheapest price across each month.

  • Spend less time searching for cheap flights from BTV to DEN by setting up a Price Alert. You'll receive an email or notification on the app when a lower fare becomes available.

  • Discover the right flight for you by using the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Burlington International Airport to Denver International Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Burlington International Airport (BTV)

  • BTV's address is 1200 Airport Drive, Number 1.

  • When it comes to Burlington International Airport's on-time performance, 77.17% of flights arrive within the expected timeframe.

  • Burlington International Airport is about 5 kilometres from central Burlington. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 10 minutes or so to get there, depending on the traffic.

  • Planning to catch public transport? You can expect a journey time of around 30 minutes.

  • Booked an early flight from Burlington International Airport to Denver International Airport? Avoid the stress of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays close to BTV:

Arriving at Denver International Airport (DEN)

  • Consider checking in to Baymont by Wyndham Denver International Airport after touching down from your Burlington International Airport to Denver International Airport flight. It's not too far from DEN and a comfortable option if you're eager to get some rest right away.

  • Go wherever you want, whenever you want with a Denver International Airport rental car. Book your wheels from Routes Car Rentals, Dollar or Budget and find adventure across Denver and beyond.

  • Get the best deal by reserving your ride from Denver International Airport around one week ahead of your trip.

Getting from Denver International Airport (DEN) to central Denver

  • You'll find DEN at 8500 Pena Boulevard.

  • Denver International Airport to the centre of Denver has a drive time of about 35 minutes. It's approximately 40 kilometres away.

  • If you're using public transport, expect a journey time of around 1 hour 30 minutes.

When to fly to Denver International Airport (DEN)

  • It's time to pick your dates for your flight from Burlington International Airport to Denver International Airport. July is the most popular month to head to Denver. If you prefer a quieter vibe, go in April.

  • When reserving your flight from Burlington International Airport to Denver International Airport, consider the kind of weather you like. July is the warmest month in Denver, with the temperature ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • Search for cheap tickets from BTV to DEN in January if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between -9ºC (16ºF) and 7ºC (45ºF) on average.

Explore more of United States

  • Colorado Springs is just one of the many cities in United States waiting to be explored once you've seen the sights of Denver. Around 105 kilometres away to the south, its best attractions include US Northern Command (USNORTHCOM) / North American Aerospace Defence Command (NORAD) Headquarters, Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA).

  • Aurora is another well-known destination in United States and is around 13 kilometres east of Denver. No journey is complete without dropping by Magellan's Travel Solutions and Gear, The Fairways at Lowry and Retired Enlisted Association Inc.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.