
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $160 (CheapOair) |
One-way from | $80 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $407 |
Good round-trip deal | $419 or less |
Good one-way deal | $239 or less |
Fly from
Fly to
Route
Depart
Return
PhiladelphiaOntario
PHL - ONT
PHLONT
Philadelphia
Fri 7/24
5:15 am-10:38 am
1 stop8h 23m
Ontario
Mon 8/3
10:00 pm-9:31 am
1 stop8h 31m
Washington, D.C.Ontario
DCA - ONT
DCAONT
Washington, D.C. Reagan-National
Thu 8/6
6:00 am-10:38 am
1 stop7h 38m
Ontario
Sat 8/29
7:00 am-5:07 pm
1 stop7h 07m
Washington, D.C.Ontario
DCA - ONT
DCAONT
Washington, D.C. Reagan-National
Sat 8/22
6:00 am-11:04 am
1 stop8h 04m
Ontario
Sat 8/29
7:00 am-5:07 pm
1 stop7h 07m
PhiladelphiaOntario
PHL - ONT
PHLONT
Philadelphia
Tue 7/28
5:15 am-10:38 am
1 stop8h 23m
Ontario
Fri 7/31
5:10 pm-6:15 am
1 stop10h 05m
Washington, D.C.Ontario
DCA - ONT
DCAONT
Washington, D.C. Reagan-National
Thu 5/28
3:00 pm-11:34 pm
2 stops11h 34m
Ontario
Thu 6/4
6:00 am-6:40 pm
2 stops9h 40m
Washington, D.C.Ontario
DCA - ONT
DCAONT
Washington, D.C. Reagan-National
Wed 6/10
1:42 pm-11:49 pm
2 stops13h 07m
Ontario
Wed 7/8
5:10 pm-8:40 am
2 stops12h 30m
PhiladelphiaOntario
PHL - ONT
PHLONT
Philadelphia
Tue 7/7
5:15 am-11:30 am
2 stops9h 15m
Ontario
Tue 7/14
2:50 pm-1:00 am
1 stop7h 10m
Washington, D.C.Ontario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
Wed 5/20
5:38 pm-11:58 pm
1 stop9h 20m
Ontario
Fri 6/5
7:41 pm-7:34 am
1 stop8h 53m
Washington, D.C.Ontario
DCA - ONT
DCAONT
Washington, D.C. Reagan-National
Fri 8/21
7:00 am-11:04 am
1 stop7h 04m
Ontario
Thu 8/27
6:00 am-4:21 pm
1 stop7h 21m
PhiladelphiaOntario
PHL - ONT
PHLONT
Philadelphia
Thu 5/28
7:00 am-3:09 pm
1 stop11h 09m
Ontario
Wed 6/10
5:54 pm-6:13 am
1 stop9h 19m
Currently, October is the cheapest month in which you can book a flight from Maryland to Ontario (average of $43). Flying from Maryland to Ontario in September is currently the most expensive (average of $372). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 26% on flights from Maryland to Ontario by exploring options for tickets in the evening.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$192 | Average$450 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$265 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$344 | Average$411 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$346 | Average$448 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$351 | Average$497 | FlexibilityNo cancel fee | On-time71% |