Direct (nonstop) flights from Casper to Denver
1 airline flys nonstop from Natrona Co International (CPR) to Denver International (DEN). It's 231 miles (371 km), about 1h 29m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
UA
United Airlines
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DEN → CPR: Flights from Denver to CasperDirect flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Casper to Denver?
A nonstop flight from Casper (CPR) to Denver (DEN) takes approximately 1 hours and 29 minutes. The distance is 231 miles (371 km).
Which airlines fly nonstop from Casper to Denver?
Just United Airlines.
Is there a nonstop flight from Casper to Denver?
Yes. 1 airline: United Airlines.
How far is Casper from Denver?
The flight distance from Casper to Denver is 231 miles (371 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Paris.
What type of aircraft flies from Casper to Denver?
At 1h 29m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Casper to Denver?
Roughly 43 kg CO2 per passenger one-way. That's about the same as driving 215 km.
Is the return flight from Denver to Casper 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 Casper 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 Natrona Co International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.