Flight number: UA 1521
Operating days: 1, 2, 3, 4, 5, 6, 7
- DEN 10:04 → CLE 14:57
Flights from Denver (DEN) to Cleveland (CLE)
Route intelligence for DEN → CLE: direct flights, stopover options, and timetable coverage in one place.
Direct flights
2 direct option(s) across 2 airline(s) · 1,928 km route distance.
- Southwest Airlines · 170 min · 1928 km
- United Airlines · 173 min · 1928 km
Explore these airlines on this city pair
Open each airline route-map page to compare broader network depth before committing to a nonstop or one-stop strategy.
Stopover options
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 34m · DEN → CLE
- 1 stop(s) · 5h 36m · DEN → CLE
- 1 stop(s) · 5h 36m · DEN → CLE
- 1 stop(s) · 5h 37m · DEN → CLE
- 1 stop(s) · 5h 37m · DEN → CLE
Timetable coverage
Published flight numbers: UA1521, WN4633, UA2476, UA1790, WN4332
Plan this city pair
Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.
Route planning checklist
- Compare direct duration with one-stop total duration before committing to a fare.
- Check inbound alternatives on flights to CLE when return timing is important.
- Use Guides for alliance and hub strategy playbooks.