Direct (nonstop) flights from Denver to Boston
4 airlines fly nonstop from Denver International (DEN) to Boston Logan International Airport (BOS). It's 1,753 miles (2,821 km), about 3h 59m in the air. Operated by JetBlue Airways, Delta Air Lines, United Airlines and others.
JetBlue Airways
Delta Air Lines
United Airlines
Southwest Airlines
Route data last updated: May 30, 2026
Airlines with non-stop flights
B6
JetBlue Airways
DL
Delta Air Lines
UA
United Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Denver to Boston with one stop · direct emits 296 kg CO₂ per passenger
Looking for the return flight?
BOS → DEN: Flights from Boston to DenverOther direct flights from Denver
Direct flights from Boston (BOS)
Frequently Asked Questions
How long is the direct flight from Denver to Boston?
A nonstop flight from Denver (DEN) to Boston (BOS) takes approximately 3 hours and 59 minutes. The distance is 1,753 miles (2,821 km).
Which airlines fly nonstop from Denver to Boston?
4 airlines: JetBlue Airways, Delta Air Lines, United Airlines, Southwest Airlines.
Is there a nonstop flight from Denver to Boston?
Yes. 4 airlines: JetBlue Airways, Delta Air Lines, United Airlines, Southwest Airlines.
How far is Denver from Boston?
The flight distance from Denver to Boston is 1,753 miles (2,821 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Denver to Boston?
At 3h 59m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Denver to Boston?
Roughly 296 kg CO2 per passenger one-way. That's about the same as driving 1,480 km.
Is the return flight from Boston to Denver also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Denver to Boston?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Denver International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.