Popular in | June |
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Cheapest in | January |
Average price | $625 |
Round-trip from | $238 |
Flights from Washington, D.C. Dulles Intl Airport to Ontario are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.
To save on the cost of your flight from Washington, D.C. Dulles Intl Airport to Ontario, book at least 31 days before your planned departure. Booking around this time can save you about 83% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $366 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $594.
September can be a great time to fly to Ontario from Washington, D.C. Dulles Intl Airport with a flight ticket averaging about $350. Cheapflights users have found deals in the month of September for as cheap as $107. The most expensive prices can be found in the month of December.
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Ontario in the evening. Doing so could potentially save you 15% on the flight price compared to flying in the afternoon, which is usually more expensive.
Fly from
Fly to
Budget
$290 - $514
Route
Depart
Return
Price
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
mié. 8/14
1 stop8h 00m
Ontario
dom. 8/18
1 stop7h 29m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
mié. 10/2
1 stop8h 00m
Ontario
vie. 10/4
1 stop7h 47m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
mié. 8/14
1 stop8h 00m
Ontario
lun. 8/19
2 stops10h 24m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
sáb. 9/14
1 stop9h 07m
Ontario
mié. 9/18
1 stop10h 49m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
mié. 8/14
2 stops11h 42m
Ontario
lun. 8/19
2 stops12h 59m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
jue. 6/20
1 stop11h 04m
Ontario
mar. 6/25
1 stop8h 00m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
jue. 8/29
1 stop9h 33m
Ontario
dom. 9/8
1 stop7h 59m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
jue. 9/12
1 stop9h 34m
Ontario
lun. 9/16
1 stop8h 54m
Washington, D.C. Dulles IntlOntario
IAD - ONT
IADONT
Washington, D.C. Dulles Intl
jue. 6/27
1 stop9h 10m
Ontario
lun. 7/1
1 stop7h 40m
LAX Temperature | 57.2 - 73.4 °F |
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If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).
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Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Boarding
Food
Entertainment
Overall
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Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Boarding
Food
Entertainment
Overall
Comfort
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Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Boarding
Food
Entertainment
Overall
Comfort
Crew
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Boarding
Food
Entertainment
Overall
Comfort
Crew
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Boarding
Food
Entertainment
Overall
Comfort
Crew
Reviews
Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
American Airlines | Cheapest$245 | Average$483 | FlexibilityNo cancel fee | On-time71% |
Delta | Cheapest$256 | Average$350 | FlexibilityNo cancel fee | On-timeN/A |
United Airlines | Cheapest$373 | Average$506 | FlexibilityNo cancel fee | On-time69% |