Direct (nonstop) flights from Tulsa to Denver
3 airlines fly nonstop from Tulsa International (TUL) to Denver International (DEN). It's 541 miles (871 km), about 1h 54m in the air. Operated by Frontier Airlines, United Airlines, Southwest Airlines.
Frontier Airlines
United Airlines
Southwest Airlines
Route data last updated: May 29, 2026
Airlines with non-stop flights
F9
Frontier Airlines
UA
United Airlines
WN
Southwest Airlines
Alternative Routes
Other ways to fly from Tulsa to Denver with one stop · direct emits 100 kg CO₂ per passenger
Looking for the return flight?
DEN → TUL: Flights from Denver to TulsaOther direct flights from Tulsa
Direct flights from Denver (DEN)
Frequently Asked Questions
How long is the direct flight from Tulsa to Denver?
A nonstop flight from Tulsa (TUL) to Denver (DEN) takes approximately 1 hours and 54 minutes. The distance is 541 miles (871 km).
Which airlines fly nonstop from Tulsa to Denver?
3 airlines: Frontier Airlines, United Airlines, Southwest Airlines.
Is there a nonstop flight from Tulsa to Denver?
Yes. 3 airlines: Frontier Airlines, United Airlines, Southwest Airlines.
How far is Tulsa from Denver?
The flight distance from Tulsa to Denver is 541 miles (871 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Tulsa to Denver?
At 1h 54m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Tulsa to Denver?
Roughly 100 kg CO2 per passenger one-way. That's about the same as driving 500 km.
Is the return flight from Denver to Tulsa 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 Tulsa 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 Tulsa International for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.