Cheap flights from Washington to Ontario

Round-trip
Economy
Washington (WAS)
Los Angeles (LAX)
Fri 9/11
Fri 9/18
Any month
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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 $98 The best flight deal from Washington to Ontario found on momondo in the last 72 hours is $98
Fastest flight time 7h 0m The fastest flight from Washington to Ontario takes 7h 0m.
Direct flights None There are no direct flights from Washington to Ontario. Popular non-direct routes for this connection are Baltimore/Washington - Ontario, Washington Reagan-National - Ontario and Washington Dulles Intl - Ontario.
Airports in Ontario 1 airport There 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 to Ontario?
September
The cheapest time of year to fly to Ontario from Washington is September. Most expensive is June
What is the cheapest day to fly to Ontario?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly to Ontario?
at noon
Washington to Ontario flights are approximately 45% more expensive in the afternoon than at noon
What is the cheapest airline that flies to Ontario?
Frontier
Frontier, Alaska Airlines, and Spirit Airlines are the most popular carriers operating from Washington to Ontario
What is the cheapest route?
Washington Reagan-National - Ontario
Fly from Washington Reagan-National to Ontario for the best Washington - Ontario flight prices
When is the cheapest time to book a flight to Ontario?
22 days before
The cheapest time to buy a flight from Washington to Ontario is approximately 22 days to departure
60
Days before departure
0

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
Cheapest
Best
Quickest
Major Airline
Sep 12
IAD
Washington Dulles Intl
9h 55m
2 stops
ONT
Ontario
Sep 19
ONT
Ontario
8h 43m
2 stops
IAD
Washington Dulles Intl
Multiple Airlines
Sep 10
DCA
Washington Reagan-National
9h 09m
2 stops
ONT
Ontario
Sep 14
ONT
Ontario
7h 47m
1 stop
DCA
Washington Reagan-National
Major Airline
Sep 12
IAD
Washington Dulles Intl
9h 23m
2 stops
ONT
Ontario
Sep 18
ONT
Ontario
7h 10m
1 stop
IAD
Washington 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.
Cheapest
Best
Quickest
Multiple Airlines
Aug 26
BWI
Baltimore/Washington
23h 35m
2 stops
ONT
Ontario
Delta
Aug 26
DCA
Washington Reagan-National
11h 23m
2 stops
ONT
Ontario
Multiple Airlines
Aug 17
BWI
Baltimore/Washington
15h 06m
2 stops
ONT
Ontario

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