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Cheap flight tickets from Boston Logan International to Denver

Compare Boston Logan International to Denver flight deals

Find the cheapest month or even day of the year to fly to Denver

Book the best Denver fare with no extra fees

Flight deals from Boston Logan International Airport to Denver

Looking for a cheap last-minute deal or the best return flight from Boston Logan International Airport to Denver? If you want to travel next month, return fares start from RM748. Find the lowest prices on one-way and return tickets right here.
Denver.RM747 per passenger.Departing Mon, 4 May, returning Thu, 7 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Mon, 4 May, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Thu, 7 May, arriving in Boston Logan International.Price includes taxes and charges.From RM747, select.
Denver.RM748 per passenger.Departing Wed, 8 Apr, returning Mon, 13 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Wed, 8 Apr, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Mon, 13 Apr, arriving in Boston Logan International.Price includes taxes and charges.From RM748, select.
Denver.RM748 per passenger.Departing Wed, 25 Mar, returning Tue, 7 Apr.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Wed, 25 Mar, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Tue, 7 Apr, arriving in Boston Logan International.Price includes taxes and charges.From RM748, select.
Denver.RM748 per passenger.Departing Tue, 28 Apr, returning Tue, 5 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Tue, 28 Apr, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Tue, 5 May, arriving in Boston Logan International.Price includes taxes and charges.From RM748, select.
Denver.RM824 per passenger.Departing Wed, 20 May, returning Mon, 1 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Wed, 20 May, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Mon, 1 Jun, arriving in Boston Logan International.Price includes taxes and charges.From RM824, select.
Denver.RM824 per passenger.Departing Tue, 24 Mar, returning Tue, 31 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Tue, 24 Mar, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Tue, 31 Mar, arriving in Boston Logan International.Price includes taxes and charges.From RM824, select.
Denver.RM852 per passenger.Departing Wed, 22 Apr, returning Wed, 29 Apr.Return flight with jetBlue.Outbound direct flight with jetBlue departs from Boston Logan International on Wed, 22 Apr, arriving in Denver International.Inbound direct flight with jetBlue departs from Denver International on Wed, 29 Apr, arriving in Boston Logan International.Price includes taxes and charges.From RM852, select.
Denver.RM853 per passenger.Departing Tue, 2 Jun, returning Sat, 6 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Tue, 2 Jun, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Sat, 6 Jun, arriving in Boston Logan International.Price includes taxes and charges.From RM853, select.
Denver.RM853 per passenger.Departing Tue, 5 May, returning Sat, 9 May.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Tue, 5 May, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Sat, 9 May, arriving in Boston Logan International.Price includes taxes and charges.From RM853, select.
Denver.RM853 per passenger.Departing Sat, 30 May, returning Wed, 3 Jun.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Sat, 30 May, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Wed, 3 Jun, arriving in Boston Logan International.Price includes taxes and charges.From RM853, select.
Denver.RM853 per passenger.Departing Tue, 28 Apr, returning Tue, 5 May.Return flight with Delta.Outbound direct flight with Delta departs from Boston Logan International on Tue, 28 Apr, arriving in Denver International.Inbound direct flight with Delta departs from Denver International on Tue, 5 May, arriving in Boston Logan International.Price includes taxes and charges.From RM853, select.
Denver.RM853 per passenger.Departing Wed, 25 Mar, returning Tue, 7 Apr.Return flight with Delta.Outbound direct flight with Delta departs from Boston Logan International on Wed, 25 Mar, arriving in Denver International.Inbound direct flight with Delta departs from Denver International on Tue, 7 Apr, arriving in Boston Logan International.Price includes taxes and charges.From RM853, select.
Denver.RM856 per passenger.Departing Tue, 24 Mar, returning Sat, 28 Mar.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Tue, 24 Mar, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Sat, 28 Mar, arriving in Boston Logan International.Price includes taxes and charges.From RM856, select.
Denver.RM892 per passenger.Departing Tue, 22 Sep, returning Wed, 30 Sep.Return flight with United.Outbound direct flight with United departs from Boston Logan International on Tue, 22 Sep, arriving in Denver International.Inbound direct flight with United departs from Denver International on Wed, 30 Sep, arriving in Boston Logan International.Price includes taxes and charges.From RM892, select.
Denver.RM892 per passenger.Departing Thu, 2 Jul, returning Wed, 8 Jul.Return flight with United.Outbound direct flight with United departs from Boston Logan International on Thu, 2 Jul, arriving in Denver International.Inbound direct flight with United departs from Denver International on Wed, 8 Jul, arriving in Boston Logan International.Price includes taxes and charges.From RM892, select.
Denver.RM896 per passenger.Departing Thu, 19 Nov, returning Thu, 26 Nov.Return flight with Delta.Outbound direct flight with Delta departs from Boston Logan International on Thu, 19 Nov, arriving in Denver International.Inbound direct flight with Delta departs from Denver International on Thu, 26 Nov, arriving in Boston Logan International.Price includes taxes and charges.From RM896, select.

Find the cheapest month to fly from Boston Logan International to Denver

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Denver flights are currently cheapest in May.
Mar
from RM824
Apr
from RM748
May
from RM747
Jun
from RM853
Jul
from RM892
Aug
from RM971
Sep
from RM892
Oct
from RM1,010
Nov
from RM896
Dec
Find prices
Jan
Find prices
Feb
Find prices

Direct flights from Boston Logan International to Denver

Alternative Boston Logan International to Denver routes

Looking for the cheapest, fastest or easiest route from Boston Logan International to Denver? You could fly into the following airports instead.

Denver Arapahoe Co

1km from central Denver
Closest
Search flights

Broomfield

23km from central Denver
Search flights

Denver International

30km from central Denver
Cheapest
from RM747
Search flights

Northern Colorado Regional

79km from central Denver
Search flights

Boston to Denver: Flight information

The things to know before you go.
Cheapest flight foundRM747
Cheapest month to flyMay
Average flight time4 hrs, 44 mins
Most popular airlineSouthwest Airlines
Average flights per week142

Finding cheap flights from Boston Logan International to Denver: Frequently asked questions

There are 4 airports in Denver: Denver Arapahoe Co, Broomfield, Denver International, and Northern Colorado Regional.
The best price we found for a return flight from Boston Logan International to Denver is RM747. 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 44 minutes is the average flight time from Boston Logan International to Denver.
Southwest Airlines, United and jetBlue fly direct from Boston Logan International to Denver.
As of March 2026, there are 142 flights per week flying from Boston Logan International to Denver.
The cheapest month to fly from Boston Logan International to Denver is usually May.
If you're flying from Boston Logan International Airport, the cheapest airport near Denver is Denver International – which is 29.9 km away from the centre of Denver. We've found flights into this airport from RM747.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Denver on Monday, 4 May 2026.
Yes – the average flight time is 4 hours and 44 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 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.
In March, the average temperature is usually around 4°C. July is typically the warmest month in Denver, when it usually averages around 31°C. You can expect the least rain in January. The coldest month is December, with temperatures averaging -6°C. The rainiest month is July.
Currently, Frontier Airlines and jetBlue offer the cheapest flight tickets to Denver.

Flying from Logan International Airport (BOS) to Denver: what you need to know

  • The average duration of a direct flight from Logan International Airport to Denver is 4 hours.

  • The timezone in Denver is UTC-6. The city is two hours behind Boston, where Logan International Airport is located.

  • The most popular route is from Logan International Airport (BOS) to Denver International Airport (DEN). Take your pick of 73 services every week between these two airports. If you'd like to head off as soon as possible, the earliest flight from BOS to DEN is the 05:00 Southwest Airlines service. If you're planning to fly out later on, the final departure is at 21:12 with United Airlines.

  • For hassle-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This ensures you have enough time to catch your BOS to Denver flight.

  • If you're jetting off during a major holiday or another peak period, give yourself more time. A good general rule is two hours ahead of domestic flights and up to four hours before international departures. Security and check-in lines will be longer.

  • You can book a direct Logan International Airport to Denver ticket. Start your journey at BOS and arrive at Denver International Airport (DEN).

  • Popular carriers that operate direct flights from Logan International Airport to Denver include:

  • Travelling from central Boston to BOS takes about 25 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 3 kilometres in 10 minutes or so, depending on traffic.

  • Planning to catch an early flight from Logan International Airport to Denver? Avoid the last-minute rush to the airport (and enjoy a little extra shut-eye) by choosing one of these hotels near BOS:

  • 73.94% of flights that leave from Logan International Airport make it to their destination on schedule.

  • You'll find BOS at One Harborside Drive.

How to find the cheapest flights from Logan International Airport (BOS) to Denver

  • RM374 is the lowest price we've seen for a one-way Logan International Airport to Denver flight. A return ticket right now is RM747. Depending on the availability when you book, these fares may change.

  • To snag cheap flights from BOS to Denver, book your trip one month before your planned departure.

  • May is the best month for nabbing an awesome deal on Logan International Airport to Denver tickets. If you're looking to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • Cut down on the time spent looking for cheap flights from BOS to Denver by creating a Price Alert. You'll get an email or notification through the app when fares go down.

  • Save money on your flight from Logan International Airport to Denver with the help of our filters. Select your ideal duration, departure time and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Denver

Denver International Airport (DEN)

  • The distance from Denver International Airport (DEN) to central Denver is roughly 40 kilometres. It takes about 35 minutes to get to the centre driving.

  • Travelling to the centre by public transport takes around 1 hour 30 minutes.

  • Jump off your flight from Logan International Airport to Denver and be napping in your hotel bed soon after. If you're searching for a comfortable option just a quick drive from DEN, check out Baymont by Wyndham Denver International Airport.

  • Grab a Denver International Airport rental car and discover Denver and beyond with your own wheels. Routes Car Rentals, Dollar and Budget are leading providers you can book with here.

  • Reserving your vehicle from Denver International Airport about one week in advance of your flight from BOS to Denver can help you secure the lowest rate.

  • The street address for DEN is 8500 Pena Boulevard.

Best time to go to Denver

  • Carefully consider your trip dates before securing your flight from Logan International Airport to Denver. The city comes alive in peak season, but hotel prices are generally higher and top attractions can get busy. Go to Denver in the low season if you prefer a more relaxed vibe.

  • When booking your Logan International Airport to Denver flight ticket, think about the kind of weather you prefer. July is the warmest month in Denver, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • January sees average temperatures of between -9ºC (16ºF) and 7ºC (45ºF). Look for a cheap ticket from BOS to Denver around that time if you like cooler conditions.

More about Denver

Explore more of United States

  • You've done Denver, now it's time to explore other corners of United States. Travel around 105 kilometres south to Colorado Springs to tick off its popular sights. From US Northern Command (USNORTHCOM) / North American Aerospace Defence Command (NORAD) Headquarters to Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA), your itinerary will be busy.

  • Around 161 kilometres south of Denver, Pueblo is another essential stop in United States. Experience major highlights starting with Pueblo Weisbrod Aircraft Museum, Rosemount Museum and Pueblo Zoo.

Plan the rest of your trip from Boston to Denver

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