Direct (nonstop) flights from Denver to Alliance
1 airline flys nonstop from Denver International (DEN) to Alliance Municipal Airport (AIA). It's 180 miles (290 km), about 1h in the air. Operated by Key Lime Air.
Key Lime Air
Route data last updated: May 31, 2026
Airlines with non-stop flights
Looking for the return flight?
AIA → DEN: Flights from Alliance to DenverOther direct flights from Denver
Frequently Asked Questions
How long is the direct flight from Denver to Alliance?
A nonstop flight from Denver (DEN) to Alliance (AIA) takes approximately 1 hours. The distance is 180 miles (290 km).
Which airlines fly nonstop from Denver to Alliance?
Just Key Lime Air.
Is there a nonstop flight from Denver to Alliance?
Yes. 1 airline: Key Lime Air.
How far is Denver from Alliance?
The flight distance from Denver to Alliance is 180 miles (290 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Washington DC.
What type of aircraft flies from Denver to Alliance?
At 1h, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Denver to Alliance?
Roughly 33 kg CO2 per passenger one-way. That's about the same as driving 165 km.
Is the return flight from Alliance 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 Alliance?
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.