Direct (nonstop) flights from Jacksonville to Denver
2 airlines fly nonstop from Jacksonville International (JAX) to Denver International (DEN). It's 1,447 miles (2,328 km), about 3h 50m in the air. Operated by United Airlines, Southwest Airlines.
United Airlines
Southwest Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Jacksonville to Denver with one stop · direct emits 244 kg CO₂ per passenger
Looking for the return flight?
DEN → JAX: Flights from Denver to JacksonvilleOther direct flights from Jacksonville
Direct flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Jacksonville to Denver?
A nonstop flight from Jacksonville (JAX) to Denver (DEN) takes approximately 3 hours and 50 minutes. The distance is 1,447 miles (2,328 km).
Which airlines fly nonstop from Jacksonville to Denver?
2 airlines: United Airlines, Southwest Airlines.
Is there a nonstop flight from Jacksonville to Denver?
Yes. 2 airlines: United Airlines, Southwest Airlines.
How far is Jacksonville from Denver?
The flight distance from Jacksonville to Denver is 1,447 miles (2,328 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Miami.
What type of aircraft flies from Jacksonville to Denver?
At 3h 50m, 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 Jacksonville to Denver?
Roughly 244 kg CO2 per passenger one-way. That's about the same as driving 1,220 km.
Is the return flight from Denver to Jacksonville 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 Jacksonville to Denver?
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 Jacksonville International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.