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105 € Cheap Flights from Boston Logan International to Denver International

Compare Boston Logan International to Denver International flight deals

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

Book the best Denver International fare with no extra fees

Flight deals from Boston Logan International Airport to Denver International Airport

Looking for a cheap last-minute deal or the best return flight from Boston Logan International Airport to Denver International Airport? If you want to travel next month, return fares start from 131 €. Find the lowest prices on one-way and return tickets right here.
Denver.105 € per passenger.Departing Fri, 9 Jan, returning Sun, 11 Jan.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Fri, 9 Jan, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sun, 11 Jan, arriving in Boston Logan International.Price includes taxes and charges.From 105 €, select.
Denver.106 € per passenger.Departing Fri, 12 Dec, returning Sun, 14 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Fri, 12 Dec, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sun, 14 Dec, arriving in Boston Logan International.Price includes taxes and charges.From 106 €, select.
Denver.116 € per passenger.Departing Sun, 1 Feb, returning Sat, 28 Feb.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Sun, 1 Feb, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 28 Feb, arriving in Boston Logan International.Price includes taxes and charges.From 116 €, select.
Denver.131 € per passenger.Departing Fri, 14 Nov, returning Sat, 15 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Boston Logan International on Fri, 14 Nov, arriving in Denver International.Inbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 15 Nov, arriving in Boston Logan International.Price includes taxes and charges.From 131 €, select.
Denver.135 € per passenger.Departing Wed, 7 Jan, returning Sat, 10 Jan.Return flight with United.Outbound direct flight with United departs from Boston Logan International on Wed, 7 Jan, arriving in Denver International.Inbound direct flight with United departs from Denver International on Sat, 10 Jan, arriving in Boston Logan International.Price includes taxes and charges.From 135 €, select.
Denver.135 € per passenger.Departing Tue, 3 Feb, returning Wed, 11 Feb.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Tue, 3 Feb, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Wed, 11 Feb, arriving in Boston Logan International.Price includes taxes and charges.From 135 €, select.
Denver.136 € per passenger.Departing Thu, 29 Jan, returning Sun, 1 Feb.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Boston Logan International on Thu, 29 Jan, arriving in Denver International.Inbound direct flight with Southwest Airlines departs from Denver International on Sun, 1 Feb, arriving in Boston Logan International.Price includes taxes and charges.From 136 €, select.
Denver.138 € per passenger.Departing Tue, 16 Dec, returning Tue, 13 Jan.Return flight with United.Outbound direct flight with United departs from Boston Logan International on Tue, 16 Dec, arriving in Denver International.Inbound direct flight with United departs from Denver International on Tue, 13 Jan, arriving in Boston Logan International.Price includes taxes and charges.From 138 €, select.

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

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 International flights are currently cheapest in January.
Oct
Find prices
Nov
from 131 €
Dec
from 106 €
Jan
from 105 €
Feb
from 116 €
Mar
from 220 €
Apr
from 229 €
May
from 221 €
Jun
from 223 €
Jul
from 220 €
Aug
from 315 €
Sep
from 1.157 €

Direct flights from Boston Logan International to Denver International

Boston Logan International to Denver International: Alternative routes

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

Boston to Denver: Flight information

The things to know before you go.
Cheapest flight found105 €
Cheapest month to flyJanuary
Average flight time4 hrs, 48 mins
Most popular airlineSouthwest Airlines
Average flights per week108

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

The best price we found for a return flight from Boston Logan International to Denver International is 105 €. 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 48 minutes is the average flight time from Boston Logan International to Denver International.
Southwest Airlines, United and jetBlue fly direct from Boston Logan International to Denver International.
As of October 2025, there are 108 flights per week flying from Boston Logan International to Denver International.
The cheapest month to fly from Boston Logan International to Denver International is usually January.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Denver International Airport on Friday, 9 January 2026.
Yes – the average flight time is 4 hours and 48 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, Frontier Airlines and Southwest Airlines offer the cheapest flight tickets to Denver International.

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

  • Around 4 hours 40 minutes is how long you'll be travelling on a direct flight from Logan International Airport to Denver International Airport.

  • Denver is two hours behind Boston and is in the UTC-6 timezone.

  • Take your pick of 94 weekly Logan International Airport to Denver International Airport flights. The 05:00 departure with Southwest Airlines is the earliest flight you can take. United Airlines operates the last service of the day at 21:05.

  • Your BOS to DEN flight won't wait if you're late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.

  • During popular months like August, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of international flights whenever you're flying during peak periods in general.

  • You'll find a range of airlines operating direct flights from Logan International Airport to Denver International Airport. When you're ready to kick off your Denver holiday, let one of these carriers take you to this memorable corner of United States:

  • The majority of passengers choose to fly with JetBlue Airways on this route.

  • United Airlines ranks as the leading on-time carrier for BOS to DEN flights, with 89.77% of services arriving on schedule.

  • Think about adding a stopover when booking your ticket from Logan International Airport to Denver International Airport. Simply uncheck 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Check out these options between BOS and DEN:

    • Chicago Midway International Airport

    • Pittsburgh International Airport

    • Minneapolis-St. Paul International Airport

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

  • Currently, 50 € is the lowest price we've found for a one-way Logan International Airport to Denver International Airport flight. The best price for a return plane ticket is 105 €. Bear in mind that fares may change due to demand when booking.

  • To score cheap tickets from BOS to DEN, reserve your trip six months before your departure date.

  • The cheapest month for flights from Logan International Airport to Denver International Airport is May. Use the 'Whole month' tool to see the lowest airfares if you have flexible travel dates.

  • There's no need to check back in every day to find out if fares have gone down when you create a Price Alert. We'll send you an update as soon as there's a better deal on cheap flights from BOS to DEN.

  • Secure the right flight for you with the help of the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Logan International Airport to Denver International Airport, use the 'Sort by' function. You can also filter results by departure and arrival times, airline, and number of stops.

Handy information about Logan International Airport (BOS)

  • You'll find BOS at One Harborside Drive.

  • 73.94% of flights that take off from Logan International Airport touch down at their destination on schedule.

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

  • Planning to take public transport? Expect a trip time of around 25 minutes.

  • Booked an early flight from Logan International Airport to Denver International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these stays near BOS:

Arriving at Denver International Airport (DEN)

  • Consider a stay at Baymont by Wyndham Denver International Airport after arriving from your Logan International Airport to Denver International Airport flight. It's not too far from DEN and a handy option if you'd like to freshen up right away.

  • Grab a Denver International Airport rental car and explore Denver and beyond with your own wheels. Routes Car Rentals, Dollar and Budget are popular outlets to choose from here.

  • For the best deal, reserve your ride from Denver International Airport about one week before your trip.

Getting from Denver International Airport (DEN) to central Denver

  • The address for DEN is 8500 Pena Boulevard.

  • Denver International Airport is roughly 40 kilometres from the centre of Denver. The drive time takes about 35 minutes.

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

When to fly to Denver International Airport (DEN)

  • The quietest month for a flight from Logan International Airport to Denver International Airport is April, while July is the most popular. Pick the best time to go to Denver based on whether you prefer a more relaxed vibe or a faster pace.

  • Lock in your flight from Logan International Airport to Denver International Airport for July if you'd like to explore Denver during its warmest month. You can expect temperatures of between 14ºC (57ºF) and 32ºC (90ºF).

  • January sees average temperatures of between -9ºC (16ºF) and 7ºC (45ºF). Look for cheap tickets from BOS to DEN around that time if you'd rather travel in cooler conditions.

Explore more of United States

  • You've seen Denver, now it's time to discover other parts of United States. Travel around 105 kilometres south to Colorado Springs to check off its leading attractions. 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), there's plenty to keep you busy.

  • Aurora is another must-experience destination in United States and is around 13 kilometres east of Denver. No trip is complete without visiting Magellan's Travel Solutions and Gear, The Fairways at Lowry and Retired Enlisted Association Inc.

More travel options

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