Outbound | Return | Airlines | Shop | Baggage | Price | ||
---|---|---|---|---|---|---|---|
Best option Baltimore Ontario | Outbound 10/18/25 1 Stopover (DFW) AA1213, AA0711 07h 49min | Return 11/17/25 1 Stopover (SEA) AS0665, AS0344 10h 40min | | ![]() | ? | $398 | |
Baltimore Ontario | Outbound 11/03/25 1 Stopover (SEA) AS0349, AS0664 10h 42min | Return 11/12/25 1 Stopover (SEA) AS0665, AS0344 10h 40min | | ![]() | ? | $399 | |
Baltimore Ontario | Outbound 10/10/25 1 Stopover (DFW) AA1213, AA0711 07h 49min | Return 11/04/25 1 Stopover (SEA) AS0665, AS0344 10h 40min | | ![]() | ? | $415 | |
Baltimore Ontario | Outbound 10/10/25 1 Stopover (SEA) AS0349, AS1254 31h 42min | Return 11/04/25 1 Stopover (SEA) AS0665, AS0344 10h 40min | | ![]() | ? | $435 | |
Baltimore Ontario | Outbound 10/18/25 1 Stopover (DFW) AA1213, AA0711 07h 49min | Return 11/17/25 1 Stopover (SEA) AS0665, AS0344 10h 40min | | ![]() | ? | $442 | |
Baltimore Ontario | Outbound 10/18/25 1 Stopover (DFW) AA1213, AA0711 07h 49min | Return 11/17/25 1 Stopover (CLT) AA1920, AA2719 06h 12min | | ![]() | ? | $465 | |
Baltimore Ontario | Outbound 10/10/25 1 Stopover (ORD) UA0590, UA0308 08h 10min | Return 11/04/25 1 Stopover (DEN) UA1417, UA1841 13h 18min | | ![]() | ? | $478 | |
Baltimore Ontario | Outbound 11/03/25 1 Stopover (SEA) AS0379, AS0489 30h 42min | Return 11/12/25 1 Stopover (SEA) AS0607, AS0378 08h 55min | | ![]() | ? | $482 | |
Baltimore Ontario | Outbound 11/03/25 1 Stopover (IAH) UA2128, UA1563 18h 16min | Return 11/12/25 1 Stopover (DEN) UA1417, UA1362 23h 06min | | ![]() | ? | $493 | |
Baltimore Ontario | Outbound 10/18/25 1 Stopover (DFW) AA1213, AA0711 07h 49min | Return 11/17/25 1 Stopover (SEA) HA6372, HA6635 10h 40min | | ![]() | ? | $520 |
Airline
- American Airlines
- Alaska Airlines
- United Airlines
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 %
Favourite connection: via Denver
Stopover flights on this route are especially popular via Denver, making up 86 % of bookings.
Route
bookings
1 stopover Denver International Airport, CO
12h 41min, from 323 $
86 %
1 stopover Seattle-Tacoma International Airport, WA
19h 54min, from 459 $
14 %
Important flight information
Flight information: Baltimore - Ontario
Roundtrip from | 397,31 $ |
---|---|
Flight duration | min. 07:45 |
Return flight duration | min. 05:35 |
Distance | 3670 km |
Flights per week | 6 |
Departure airport | Airport Baltimore-Washington International-Thurgood Marshall Airport, MD (BWI) |
Arrival airport | Airport Ontario-CA (ONT) |
Destination country | Flights to United States |
Alternative routes to United States
- Flight Baltimore - Atlanta from 84 $
- Flight Baltimore - Miami from 137 $
- Flight Baltimore - Las Vegas from 71 $
- Flight Baltimore - Orlando from 104 $
- Flight Baltimore - Fort Lauderdale from 108 $
- Flight Baltimore - San Francisco from 271 $
- Flight Baltimore - Fort Myers from 225 $
- Flight Baltimore - Tampa from 145 $
- Flight Baltimore - Boston from 92 $
- Flight Baltimore - Chicago O'Hare from 92 $
Alternative flights to Ontario
- Flight San Francisco - Ontario from 124 $
- Flight Seattle-Tacoma - Ontario from 168 $
- Flight Dallas - Ontario from 170 $
- Flight San Jose - Ontario from 308 $
- Flight Sacramento - Ontario from 266 $
Flight destinations with a similar price
- Flight Ontario - Munich from 622 $
- Flight Ontario - Frankfurt from 621 $
- Flight Ontario - Guadalajara from 492 $
- Flight Ontario - Cancun from 515 $
Flight destinations with a similar price
- Flight Baltimore - Tucson from 400 $
- Flight Baltimore - Rome-Fiumicino from 408 $
- Flight Baltimore - Amsterdam from 387 $