Cheap Flights from Washington D.C., DC to Ontario, CA from $132

Return flight: Ontario – Washington D.C.
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On Cheapflightsplus.com you will find 4 connecting flights from Washington D.C. to Ontario. You can compare airfare deals from 3 airlines and multiple travel sites from $132, book and save on cheap plane tickets and last minute offers. Also check out WAS-ONT flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Washington D.C. to Ontario Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $132 (one-way), $226 (round-trip).
Direct flights
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Best Flights from Washington D.C. to Ontario Today

Take a look at the list of non stop flights and flights with layovers from Washington D.C. to Ontario with the lowest price of $132. Take a look at the list of flights with layovers from Washington D.C. to Ontario from $132. There’re no direct flights. The fastest connecting flight – 10h 3m.
Price Departure Arrival Flight Duration Airline Flight
from $132
Find flight
10:45
Washington D.C.
Ronald Reagan
 19:40
Ontario
Ontario Int.
 11h 55m
layover
2h 43m - San Francisco
 United Airlines
UA810
UA5425
from $212
Find flight
13:10
Washington D.C.
Ronald Reagan
 20:13
Ontario
Ontario Int.
 10h 3m
layover
3h 40m - Denver
 Frontier Airlines
F9545
UA1199
from $232
Find flight
05:30
Washington D.C.
Ronald Reagan
 13:40
Ontario
Ontario Int.
 11h 10m
layover
0h 30m - Charlotte
3h 0m - Dallas
 American Airlines
AA1865
AA813
AA1086
from $232
Find flight
05:05
Washington D.C.
Dulles International
 13:40
Ontario
Ontario Int.
 11h 35m
layover
1h 0m - Charlotte
3h 0m - Dallas
 American Airlines
AA5708
AA813
AA1086
Show all tickets
*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 05, 2024
Full flight schedule will help you in detecting at what time planes fly from Washington D.C. to Ontario. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
Departure Arrival Flight Details Flight Duration Price
10:45 — 19:40
10:45 — 15:27 UA810 United Airlines
Washington D.C. — San Francisco
2h 43m stop
18:10 — 19:40 UA5425 United Airlines
San Francisco — Ontario
11h 55m
including layover
Find flight
from$132
13:10 — 20:13
13:10 — 15:18 F9545 Frontier Airlines
Washington D.C. — Denver
3h 40m stop
18:58 — 20:13 UA1199 United Airlines
Denver — Ontario
10h 3m
including layover
Find flight
from$212
05:05 — 13:40
05:05 — 06:30 AA5708 American Airlines
Washington D.C. — Charlotte
1h stop
07:30 — 09:29 AA813 American Airlines
Charlotte — Dallas
3h stop
12:29 — 13:40 AA1086 American Airlines
Dallas — Ontario
11h 35m
including layover
Find flight
from$232
05:30 — 13:40
05:30 — 07:00 AA1865 American Airlines
Washington D.C. — Charlotte
30m stop
07:30 — 09:29 AA813 American Airlines
Charlotte — Dallas
3h stop
12:29 — 13:40 AA1086 American Airlines
Dallas — Ontario
11h 10m
including layover
Find flight
from$232
*Departure and arrival times - local. Updated on May 5, 2024

Flight Information

Below we will explain in detail what the flights cost on the destination from Washington D.C. to Ontario depends on and how to choose the most interesting flight option for you.

Distance between Washington D.C. and Ontario is 3637 miles. Time difference between the cities is 3h. Airplanes depart 05:05 to 13:10 from 2 Washington D.C. airports and arrive 05:05 to 13:10 to 2 Ontario airports. Average flight time is 11h 23m.

  • The fastest flight 10h 3m
  • Average flight time 11h 23m
  • The earliest flight 05:05
  • The latest flight 13:10
  • Distance 2260 ml

The cheapest months to travel to Ontario are may (from 132 $).

What is the lowest airfare Washington D.C. to Ontario?

The cheapest plane ticket found by our users is $132. This airfare is for economy class on one-way UA810 flight by United Airlines for May 11, 2024 which leaves Ronald Reagan in Washington D.C. at 10:45 am and arrives at Ontario Ontario Int. at 19:40.

Economy class
$132
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Business class
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First class
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Popular Airlines on the Route

The flight Washington D.C. — Ontario is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by American Airlines - 2 departures per week at the price of from $ 232 . And the most expensive tickets are offered by American Airlines airline - from $ 232.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 4 flights with layovers on the route. The fastest connecting flight is F9545 by Frontier Airlines takes 10h 3m and the cheapest is UA810 by United Airlines for $132.

See more connecting flights

Airports

You can fly from Washington D.C. to Ontario from 2 airports (Dulles International, Ronald Reagan).

Washington D.C. airports

  • Dulles International-IAD
    from $232
    Find
  • Ronald Reagan-DCA
    from $132
    Find

Ontario airports

  • Ontario Int.-ONT
    Find
  • International Heliport-JIO
    Find

Airplanes

There are flights to Ontario from Washington D.C. by 3 airlines that use 3 aircraft brands. They range from huge modern airplanes to small-sized.

  • Airbus A320-100/200
    from $132
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  • Airbus A319
    from $232
    Find
  • Canadair RJ 700
    from $232
    Find

Top Domestic Destinations from Washington D.C.

You may also consider searching for discounted plane tickets to some other popular places from Washington D.C. within United States.

Top International Destinations from Washington D.C.

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

All flights from Washington D.C. | All flights to Ontario

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