Cheap flights from Washington to Ontario

Round-trip
1 adult
Economy
From?
To?
Sun 10/3
Sun 10/10

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from Washington to Ontario.
View current United States travel restrictions

Flight information for Washington to Ontario
(WAS to ONT)

Find info about flight duration, direct flights, and airports for your flight from Washington to Ontario
Best Price Found$128The best flight deal from Washington to Ontario found on momondo in the last 72 hours is $128
Fastest flight time7h 10mThe fastest flight from Washington to Ontario takes 7h 10m
Direct flightsNoneThere are no direct flights from Washington to Ontario. Popular non-direct routes for this connection are Washington Dulles Intl Airport - Ontario Airport, Washington Reagan-National Airport - Ontario Airport and Baltimore/Washington Airport - Ontario Airport.
Airports in Ontario1 airportThere is 1 airport near Ontario: Ontario (ONT)

How to get the cheapest flight ticket from Washington to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Washington to Ontario?

September

The cheapest time of year to fly to Ontario from Washington is September. Most expensive is December

What is the cheapest day to depart Washington for Ontario?

Wednesday

The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Washington to Ontario?

at noon

Washington to Ontario flights are approximately 51% more expensive in the afternoon than at noon

What is the cheapest airline that flies to Ontario from Washington?

Frontier

American Airlines, Delta, and Frontier are the most popular carriers operating from Washington to Ontario

What is the cheapest Washington to Ontario flight route?

Baltimore/Washington - Ontario

Fly from Baltimore/Washington to Ontario for the best Washington - Ontario flight prices

How far in advance should you book Washington to Ontario flights?

29 days before

The cheapest time to buy a flight from Washington to Ontario is approximately 29 days to departure


Easily compare round-trip flights from Washington to Ontario

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington to Ontario by changing tabs
Frontier
Nov 2
DCA2:00 pmWashington Reagan-National
21h 59m
1 stop
ONT11:59 amOntario
Nov 9
ONT10:35 amOntario
17h 49m
1 stop
DCA4:24 amWashington Reagan-National
Multiple Airlines
Nov 8
BWI12:07 pmBaltimore/Washington
19h 27m
2 stops
ONT7:34 amOntario
Nov 16
ONT12:59 pmOntario
12h 47m
2 stops
BWI1:46 amBaltimore/Washington
Major Airline
Jan 9
DCA2:45 amWashington Reagan-National
7h 29m
1 stop
ONT10:14 amOntario
Jan 15
ONT6:40 amOntario
7h 35m
1 stop
DCA2:15 pmWashington Reagan-National
American Airlines
Oct 23
IAD9:56 amWashington Dulles Intl
10h 07m
1 stop
ONT8:03 pmOntario
Oct 26
ONT6:25 pmOntario
8h 57m
1 stop
IAD3:22 amWashington Dulles Intl
Delta
Oct 20
IAD4:20 amWashington Dulles Intl
10h 53m
2 stops
ONT3:13 pmOntario
Nov 6
ONT2:00 amOntario
10h 40m
1 stop
IAD12:40 pmWashington Dulles Intl
United Airlines
Oct 16
IAD4:25 amWashington Dulles Intl
7h 23m
1 stop
ONT11:48 amOntario
Nov 14
ONT6:50 pmOntario
8h 33m
1 stop
IAD3:23 amWashington Dulles Intl

Find the cheapest one-way flights from Washington to Ontario

If you're looking for one-way flights from Washington to Ontario, view some of our deals below provided by American Airlines, Frontier and United Airlines
Frontier
Nov 6
BWI10:05 amBaltimore/Washington
7h 43m
1 stop
ONT5:48 pmOntario
Multiple Airlines
Oct 11
BWI6:00 amBaltimore/Washington
28h 23m
2 stops
ONT10:23 amOntario
American Airlines
Oct 20
IAD9:56 amWashington Dulles Intl
10h 07m
1 stop
ONT8:03 pmOntario

Search last-minute flights to Ontario from Washington

Find and compare flight prices for your last-minute flight from Washington to Ontario
Frontier
Oct 6
DCA3:00 amWashington Reagan-National
8h 59m
1 stop
ONT11:59 amOntario
Oct 6
ONT8:39 pmOntario
8h 50m
1 stop
DCA5:29 amWashington Reagan-National
Multiple Airlines
Oct 6
BWI4:08 amBaltimore/Washington
18h 36m
2 stops
ONT10:44 pmOntario
Oct 10
ONT4:57 pmOntario
11h 35m
1 stop
BWI4:32 amBaltimore/Washington
Frontier
Oct 5
DCA1:48 pmWashington Reagan-National
9h 06m
1 stop
ONT10:54 pmOntario
Oct 6
ONT8:39 pmOntario
8h 50m
1 stop
DCA5:29 amWashington Reagan-National
United Airlines
Oct 4
IAD6:45 amWashington Dulles Intl
13h 18m
1 stop
ONT8:03 pmOntario
Oct 11
ONT7:50 pmOntario
8h 43m
1 stop
IAD4:33 amWashington Dulles Intl
Frontier
Oct 5
DCA1:48 pmWashington Reagan-National
9h 06m
1 stop
ONT10:54 pmOntario
Oct 14
ONT12:31 pmOntario
16h 58m
2 stops
DCA5:29 amWashington Reagan-National
American Airlines
Oct 7
IAD9:56 amWashington Dulles Intl
10h 07m
1 stop
ONT8:03 pmOntario
Oct 12
ONT6:25 pmOntario
8h 57m
1 stop
IAD3:22 amWashington Dulles Intl

Best airlines flying from Washington to Ontario

Compare and see reviews for airlines that fly from Washington to Ontario with momondo
AirlineRatingFree CancellationPrice
Frontier
PriceFrom $106
Free Cancellation
Rating
6.2
6.5

Boarding

5.9

Comfort

7.0

Crew

4.8

Entertainment

5.0

Food

Reviews

For a discount airline it was perfect for a short flight. No issues whatsoever.

1 / 10
United Airlines
PriceFrom $149
Free Cancellation
Rating
6.8
7.2

Boarding

6.6

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Not because the flight is going to Africa we can’t get better service on board

1 / 10
Delta
PriceFrom $157
Free Cancellation
Rating
8.3
8.3

Boarding

8.5

Comfort

8.4

Crew

8.1

Entertainment

8.1

Food

Reviews

Great

1 / 10
American Airlines
PriceFrom $209
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.1

Entertainment

6.8

Food

Reviews

Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!

1 / 10

  • Are airlines flying from Washington to Ontario offering flexible cancellation due to COVID-19?

    Some of our partner airlines flying from Washington to Ontario are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are American Airlines, Frontier, and United Airlines. You can search for the full list of airlines like American Airlines that are offering this flexibility.

  • How far is Washington to Ontario by plane?

    A flight from Washington to Ontario will travel around 2260.6 mi. Flights usually cover this in 7h 23m, depending on flying conditions and air traffic around both airports.


Can I fly to Ontario from Washington right now?

Information is based on travel restrictions for travel to Ontario within the United States

Most visitors from Washington need to provide a negative COVID-19 test result and/or quarantine to enter Ontario.

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Ontario.

Quarantine requirements
Visitors from Washington are not required to quarantine after entering Ontario.

Can I fly back to Washington from Ontario?

Returning to Washington from Ontario

COVID-19 testing requirements
Visitors from Ontario must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Washington.

If you are planning to travel to Ontario at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for Washington to Ontario

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Washington to San Diego Flights
Fastest flight time7h 21m
Cheapest price$118
Washington to Santa Ana Flights
Fastest flight time7h 25m
Cheapest price$128
Washington to San Francisco Flights
Fastest flight time5h 57m
Cheapest price$128
Washington to Oakland, California Flights
Fastest flight time8h 36m
Cheapest price$148
Washington to Los Angeles Flights
Fastest flight time5h 19m
Cheapest price$179
Washington to Sacramento Flights
Fastest flight time7h 41m
Cheapest price$190
Washington to Reno Flights
Fastest flight time9h 02m
Cheapest price$214
Washington to San Jose Flights
Fastest flight time7h 23m
Cheapest price$235
Washington to Palm Springs Flights
Fastest flight time7h 26m
Cheapest price$235
Washington to Burbank Flights
Fastest flight time7h 55m
Cheapest price$235
Washington to Fresno Flights
Fastest flight time7h 35m
Cheapest price$275
Washington to Santa Barbara Flights
Fastest flight time7h 30m
Cheapest price$275

Similar Washington to Ontario flights

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