Book your next flight to Colorado with United
Fly to Colorado with United Airlines from over 200 airports within the United States and an additional 100 airports internationally. Colorado offers some of the largest and most diverse landscapes in the U.S. as well as plenty of opportunities to explore the outdoors. Book your flights to Aspen, Colorado Springs, Denver, Durango and Vail with United today.
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Houston (IAH) | Aspen (ASE) | Roundtrip | Economy | 08/15/26 - 08/19/26 | from $Â 469 Viewed: 5 hours ago |
| Los Angeles (LAX) | Aspen (ASE) | Roundtrip | Economy | 09/07/26 - 09/10/26 | from $Â 339 Viewed: 5 hours ago |
| San Francisco (SFO) | Aspen (ASE) | Roundtrip | Economy | 06/19/26 - 06/24/26 | from $Â 440 Viewed: 14 hours ago |
| Denver (DEN) | Aspen (ASE) | Roundtrip | Economy | 08/15/26 - 08/19/26 | from $Â 419 Viewed: 7 hours ago |
| Chicago (ORD) | Aspen (ASE) | Roundtrip | Economy | 08/30/26 - 09/03/26 | from $Â 343 Viewed: 4 hours ago |
| Newark/New York (EWR) | Aspen (ASE) | Roundtrip | Economy | 08/29/26 - 09/02/26 | from $Â 409 Viewed: 6 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Houston (IAH) | Colorado Springs (COS) | Roundtrip | Economy | 08/18/26 - 08/25/26 | from $Â 189 Viewed: 6 hours ago |
| Chicago (ORD) | Colorado Springs (COS) | Roundtrip | Economy | 08/26/26 - 09/02/26 | from $Â 223 Viewed: 4 hours ago |
| Washington, D.C. (IAD) | Colorado Springs (COS) | Roundtrip | Economy | 08/25/26 - 09/01/26 | from $Â 261 Viewed: 12 hours ago |
| Newark/New York (EWR) | Colorado Springs (COS) | Roundtrip | Economy | 09/05/26 - 09/12/26 | from $Â 354 Viewed: 6 hours ago |
| Denver (DEN) | Colorado Springs (COS) | Roundtrip | Economy | 08/04/26 - 08/11/26 | from $Â 247 Viewed: 6 hours ago |
| San Francisco (SFO) | Colorado Springs (COS) | Roundtrip | Economy | 08/26/26 - 09/02/26 | from $Â 265 Viewed: 3 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Chicago (ORD) | Denver (DEN) | Roundtrip | Economy | 08/11/26 - 08/18/26 | from $Â 159 Viewed: 4 hours ago |
| Newark/New York (EWR) | Denver (DEN) | Roundtrip | Economy | 08/19/26 - 08/26/26 | from $Â 203 Viewed: 6 hours ago |
| Houston (IAH) | Denver (DEN) | Roundtrip | Economy | 08/18/26 - 08/25/26 | from $Â 175 Viewed: 5 hours ago |
| San Francisco (SFO) | Denver (DEN) | Roundtrip | Economy | 08/26/26 - 09/02/26 | from $Â 203 Viewed: 2 hours ago |
| Boston (BOS) | Denver (DEN) | Roundtrip | Economy | 09/02/26 - 09/09/26 | from $Â 133 Viewed: 7 hours ago |
| Washington, D.C. (IAD) | Denver (DEN) | Roundtrip | Economy | 07/28/26 - 07/30/26 | from $Â 429 Viewed: 9 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Houston (IAH) | Durango (DRO) | Roundtrip | Economy | 06/29/26 - 07/03/26 | from $Â 259 Viewed: 5 hours ago |
| Denver (DEN) | Durango (DRO) | Roundtrip | Economy | 08/01/26 - 08/05/26 | from $Â 229 Viewed: 7 hours ago |
| Washington, D.C. (IAD) | Durango (DRO) | Roundtrip | Economy | 08/25/26 - 09/01/26 | from $Â 358 Viewed: 13 hours ago |
| San Antonio (SAT) | Durango (DRO) | Roundtrip | Economy | 09/02/26 - 09/05/26 | from $Â 318 Viewed: 3 hours ago |
| Saint Louis (STL) | Durango (DRO) | Roundtrip | Economy | 09/01/26 - 09/05/26 | from $Â 328 Viewed: 2 hours ago |
| Austin (AUS) | Durango (DRO) | Roundtrip | Economy | 08/08/26 - 08/11/26 | from $Â 318 Viewed: 8 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Houston (IAH) | Vail (EGE) | Roundtrip | Economy | 07/08/26 - 07/12/26 | from $Â 479 Viewed: 6 hours ago |
| Chicago (ORD) | Vail (EGE) | Roundtrip | Economy | 09/06/26 - 09/09/26 | from $Â 445 Viewed: 4 hours ago |
| Newark/New York (EWR) | Vail (EGE) | Roundtrip | Economy | 09/05/26 - 09/09/26 | from $Â 489 Viewed: 6 hours ago |
| Orlando (MCO) | Vail (EGE) | Roundtrip | Economy | 08/16/26 - 08/19/26 | from $Â 365 Viewed: 4 hours ago |
| San Francisco (SFO) | Vail (EGE) | Roundtrip | Economy | 08/22/26 - 08/25/26 | from $Â 359 Viewed: 2 hours ago |
| Boston (BOS) | Vail (EGE) | Roundtrip | Economy | 08/29/26 - 09/05/26 | from $Â 329 Viewed: 7 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for