Flights from Denver to Boston

Our cheapest offers for flights from Denver to Boston

Here you can compare cheap flights from Denver (DEN) to Boston (BOS) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Boston. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Denver
Boston
Outbound
11/03/25
direct
B60394
04h 03min
Return
11/12/25
direct
B60993
04h 40min
JetBlue Airways ?
$201
Denver
Boston
Pay attention to transfer at connecting flight
Outbound
11/03/25
3 Stopovers (MSP, DTW, FLL)
SY0654, NK2383, NK3721, NK0616
34h 55min
Return
11/12/25
2 Stopovers (BNA, MSP)
NK3921, SY0632, SY0657
31h 43min
Sun Country Airlines, Spirit Airlines
$347
Denver
Boston
Outbound
10/18/25
direct
B60994
03h 52min
Return
10/24/25
direct
B60393
04h 35min
JetBlue Airways ?
$210
Denver
Boston
Outbound
09/04/25
direct
B60994
03h 52min
Return
09/28/25
1 Stopover (JFK)
B60517, B60097
08h 14min
JetBlue Airways ?
$238
Denver
Boston
Outbound
10/18/25
1 Stopover (TPA)
F91114, F91216
08h 01min
Return
11/17/25
direct
B60993
04h 40min
Frontier Airlines ?
$239
Denver
Boston
Outbound
09/04/25
direct
B60994
03h 52min
Return
09/28/25
1 Stopover (JFK)
B60917, B61497
07h 30min
JetBlue Airways ?
$243
Denver
Boston
Outbound
09/04/25
direct
UA0645
04h 01min
Return
09/28/25
1 Stopover (IAD)
UA1734, UA0419
06h 47min
United Airlines ?
$249
Denver
Boston
Outbound
09/04/25
direct
UA1691
04h 03min
Return
09/28/25
1 Stopover (IAD)
UA1734, UA0419
06h 47min
United Airlines ?
$263
Denver
Boston
Outbound
11/03/25
direct
UA0558
04h 04min
Return
11/12/25
direct
UA2413
04h 40min
United Airlines ?
$263
Denver
Boston
Outbound
10/18/25
1 Stopover (ORD)
AA2771, AA2700
05h 39min
Return
11/17/25
1 Stopover (ORD)
AA2146, AA2762
06h 21min
American Airlines ?
$265
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Denver to Boston

Favorite airline: e.g. Sun Country Airlines, United Airlines
72 % of bookings on this flight route are made with Sun Country Airlines, United Airlines and Frontier Airlines.
Sun Country Airlines
29 %
United Airlines
29 %
Frontier Airlines
14 %
Direct flights are more expensive
Compared to direct flights, flights with a stopover on this route are on average 27 % cheaper.
non stop flight
1 stop
04h 01min
14h 29min
$530
$417
Favourite connection: via Minneapolis
The most popular route is via Minneapolis and is booked by 57 % of all travelers.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
14h 29min, from $417
57 %
1 stopover Orlando International Airport, FL
30h 35min, from $437
29 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
06h 05min, from $530
14 %

Important flight information

Flight information: Denver - Boston

Roundtrip from $200.43
Flight duration min. 03:43 / max. 09:05
Return flight duration min. 04:42/ max. 12:10
Distance 2819 km
Flights per week 77
Departure airport Airport Denver International Airport, CO (DEN)
Arrival airport Airport Boston Logan International Airport, MA (BOS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Boston
Flight destinations with a similar price
Flight destinations with a similar price