Direct (nonstop) flights from Alliance to Denver
1 airline flys nonstop from Alliance Municipal Airport (AIA) to Denver International (DEN). 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
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DEN → AIA: Flights from Denver to AllianceDirect flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Alliance to Denver?
A nonstop flight from Alliance (AIA) to Denver (DEN) takes approximately 1 hours. The distance is 180 miles (290 km).
Which airlines fly nonstop from Alliance to Denver?
Just Key Lime Air.
Is there a nonstop flight from Alliance to Denver?
Yes. 1 airline: Key Lime Air.
How far is Alliance from Denver?
The flight distance from Alliance to Denver 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 Alliance to Denver?
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 Alliance to Denver?
Roughly 33 kg CO2 per passenger one-way. That's about the same as driving 165 km.
Is the return flight from Denver to Alliance 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 Alliance 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 Alliance Municipal Airport for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.