Your next trip, last seen at €91
Lowest observedFrontier Airlines · 1 stop · One wayWhen to fly
Explore datesMore dates worth a look
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
Short answer
We have seen JetBlue fares from Boston to Denver, non-stop. The average across the fares we caught is €201. March 2027 is the cheapest month in our observations, at €139. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
Short answer
We have seen JetBlue fares from Boston to Denver, non-stop. The average across the fares we caught is €201. March 2027 is the cheapest month in our observations, at €139. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.
About this route
Explore the fares we observed from Boston to Denver. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,841 km
- Reported fastest flight
- 4h 31m
- Airlines seen
- JetBlue, United Airlines, Southwest Airlines, Frontier Airlines
- Alternative airports
- PSM, APA
Route-level information; individual journeys vary.
Published schedules report non-stop service with JetBlue, United Airlines, Southwest Airlines. Check current timetables.
A clearer picture of your fare
Frequently asked
When is the cheapest month to fly from Boston to Denver?
In our observations March 2027 is the cheapest month so far, at €139.
Are there direct flights from Boston to Denver?
Yes. We have seen non-stop flights on this route, flown by JetBlue, United Airlines, Southwest Airlines.
Which airlines fly from Boston to Denver?
These are the carriers we have seen on the route: JetBlue, United Airlines, Southwest Airlines, Frontier Airlines.
How long does the flight from Boston to Denver take?
The average journey time across the 66 fares we observed is 6h 50m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Boston to Denver fares were non-stop?
36 of the 71 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
Keep exploring
Similar routes
Non-stop airlines on this route
More routes from Boston
Show all 30 routes →Show fewer ↑
More routes to Denver
Show all 30 routes →Show fewer ↑
Recently observed fares. Prices may change.
Last checked: 6 Oct 2026