| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Baltimore Ontario | Outbound 09/25/25 1 Stopover (DFW) F91475, F92923 19h 40min | Return 10/05/25 1 Stopover (DFW) F94690, F91476 19h 50min |  Frontier Airlines |  | $256 | ||
| Baltimore Ontario | Outbound 09/25/25 1 Stopover (IAH) NK1318, F93131 09h 23min | Return 10/05/25 1 Stopover (DFW) F94690, NK2169 12h 35min |  Spirit Airlines, Frontier Airlines |  | $290 | ||
| Best option Baltimore Ontario | Outbound 09/25/25 1 Stopover (DFW) AA1403, AA2956 08h 25min | Return 10/05/25 1 Stopover (DFW) AA2773, AA2314 09h 16min |  American Airlines |  | ? | $472 | |
| Baltimore Ontario | Outbound 09/25/25 2 Stopovers (ATL, SFO) F92633, F91949, F92678 20h 16min | Return 10/05/25 2 Stopovers (IAH, DEN) F93132, F93227, F92706 26h 14min | Frontier Airlines |  | ? | $379 | |
| Baltimore Ontario | Outbound 09/25/25 1 Stopover (DFW) AA1403, AA2635 09h 49min | Return 10/05/25 1 Stopover (DFW) AA2773, AA2314 09h 16min | American Airlines |  | ? | $491 | |
| Baltimore Ontario | Outbound 09/25/25 1 Stopover (DFW) AA1213, AA0711 07h 36min | Return 10/05/25 1 Stopover (DFW) AA2773, AA2314 09h 16min | American Airlines |  | ? | $597 |
Tips and tricks to help you find cheap flights from Baltimore to Ontario
Favorite airline: Frontier Airlines
40 % of flights from Baltimore to Ontario are booked with Frontier Airlines.
Frontier Airlines
40 %
Delta
20 %
United Airlines
20 %