| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario San Francisco | Outbound 04/12/25 1 Stopover (DEN) F91500, F91093 06h 41min | Return 04/27/25 direct F92678 01h 28min |  Frontier Airlines |  | $154 | ||
| Best option Ontario San Francisco | Outbound 04/12/25 direct UA0277 01h 28min | Return 04/27/25 direct UA5553 01h 30min |  United Airlines |  | ? | $196 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario San Francisco | Outbound 04/12/25 1 Stopover (DEN) F91500, F91093 06h 41min | Return 04/27/25 direct F92678 01h 28min | Frontier Airlines | | $154 | ||
| Best option Ontario San Francisco | Outbound 04/12/25 direct UA0277 01h 28min | Return 04/27/25 direct UA5553 01h 30min | United Airlines | | ? | $196 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Miami | Outbound 04/12/25 1 Stopover (DEN) F91500, F91280 25h 10min | Return 04/27/25 1 Stopover (DEN) F91279, F91499 20h 59min | Frontier Airlines |  | $202 | ||
| Ontario Miami | Outbound 04/12/25 1 Stopover (DEN) F91500, F91280 25h 10min | Return 04/27/25 1 Stopover (DEN) F91279, F91499 20h 59min | Frontier Airlines |  | $205 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Las Vegas | Outbound 04/12/25 direct F94206 01h 11min | Return 04/27/25 direct F91283 01h 05min | Frontier Airlines |  | ? | $33 | |
| Ontario Las Vegas | Outbound 04/12/25 direct F94206 01h 11min | Return 04/27/25 direct F91283 01h 05min | Frontier Airlines |  | ? | $39 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario Phoenix - Sky Harbor | Outbound 04/12/25 1 Stopover (DEN) F91500, F92105 19h 34min | Return 04/27/25 1 Stopover (LAS) F93483, F94757 08h 51min | Frontier Airlines | | $112 | ||
| Best option Ontario Phoenix - Sky Harbor | Outbound 04/21/25 direct AA1666 01h 15min | Return 05/19/25 direct AA2522 01h 13min |  American Airlines |  | ? | $240 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario Frankfurt | Outbound 04/12/25 1 Stopover (SFO) UA5257, UA0058 34h 50min | Return 04/27/25 1 Stopover (SFO) UA0927, UA0794 35h 51min | United Airlines | | ? | $679 | |
| Ontario Munich | Outbound 04/12/25 1 Stopover (SFO) UA5257, UA0194 35h 45min | Return 04/27/25 1 Stopover (DEN) UA0761, UA0430 29h 33min | United Airlines | | ? | $836 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Guadalajara | Outbound 04/12/25 1 Stopover (IAH) F93132, VB0501 18h 06min | Return 04/27/25 direct Y41860 04h 15min |  Frontier Airlines, Viva Aerobus | | ? | $375 | |
| Best option Ontario Cancun | Outbound 04/12/25 1 Stopover (DEN) F92908, F90070 16h 46min | Return 04/27/25 2 Stopovers (ATL, IAH) F90152, F91403, F93131 26h 11min | Frontier Airlines | | ? | $378 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Atlanta | Outbound 04/12/25 1 Stopover (LAS) F91358, F91116 12h 37min | Return 04/27/25 1 Stopover (LAS) F93923, F94757 17h 49min | Frontier Airlines | | $214 | ||
| Ontario Atlanta | Outbound 04/12/25 1 Stopover (IAH) F93132, F91404 17h 50min | Return 04/27/25 1 Stopover (LAS) F93923, F94757 17h 49min | Frontier Airlines | | ? | $216 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Cancun | Outbound 04/12/25 1 Stopover (DEN) F92908, F90070 16h 46min | Return 04/27/25 2 Stopovers (ATL, IAH) F90152, F91403, F93131 26h 11min | Frontier Airlines | | ? | $378 | |
| Ontario Cancun | Outbound 04/12/25 1 Stopover (DEN) F92908, F90070 16h 46min | Return 04/27/25 2 Stopovers (ATL, DEN) F90152, F93293, F91499 36h 28min | Frontier Airlines | | $470 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Dallas | Outbound 04/12/25 direct F91406 03h 14min | Return 04/27/25 direct F92923 03h 24min | Frontier Airlines | | ? | $92 | |
| Ontario Dallas | Outbound 04/12/25 direct F91406 03h 14min | Return 04/27/25 direct F92923 03h 24min | Frontier Airlines | | $95 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario Frankfurt | Outbound 04/12/25 1 Stopover (SFO) UA5257, UA0058 34h 50min | Return 04/27/25 1 Stopover (SFO) UA0927, UA0794 35h 51min | United Airlines | | ? | $679 | |
| Ontario Frankfurt | Outbound 04/12/25 1 Stopover (DFW) BA5106, BA1560 23h 46min | Return 04/27/25 1 Stopover (DFW) BA1561, BA2432 21h 55min |  British Airways | | $719 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Ontario Guadalajara | Outbound 04/12/25 1 Stopover (IAH) F93132, VB0501 18h 06min | Return 04/27/25 direct Y41860 04h 15min | Frontier Airlines, Viva Aerobus | | ? | $375 | |
| Ontario Guadalajara | Outbound 04/12/25 1 Stopover (LAS) F94206, F96743 16h 53min | Return 04/27/25 direct F96860 04h 15min | Frontier Airlines |  | ? | $448 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario New York | Outbound 04/12/25 2 Stopovers (LAS, CLE) F91358, F94966, F93092 22h 38min | Return 04/27/25 2 Stopovers (ATL, IAH) F93287, F91403, F93131 34h 12min | Frontier Airlines | | ? | $241 | |
| Best option Ontario New York | Outbound 04/12/25 1 Stopover (DEN) UA1942, UA1333 06h 55min | Return 04/27/25 1 Stopover (IAH) UA1128, UA1563 28h 46min | United Airlines | | ? | $463 |
| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Ontario Munich | Outbound 04/12/25 1 Stopover (SFO) UA5257, UA0194 35h 45min | Return 04/27/25 1 Stopover (DEN) UA0761, UA0430 29h 33min | United Airlines | | ? | $836 | |
| Ontario Munich | Outbound 04/12/25 1 Stopover (SFO) UA5257, UA0194 35h 45min | Return 04/27/25 1 Stopover (IAH) UA0160, UA1563 18h 38min | United Airlines | | ? | $897 |