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Cheap flights from Ontario to Washington (ONT - WAS)

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The best prices from Ontario to Washington are usually found in September or October, booked 40 days in advance, depart on a Friday or Wednesday and return on a Wednesday

$410
$350
$290
$229
Price
$229 - $406
Temperature
48 - 90 °F
Rainfall
2 - 4 inches
Most popular in January High demand for flights, 11% potential price rise
Cheapest in September Best time to find cheap flights, 2% potential price drop
Average price $406 Price for this month
Cheapest price $229 From Ontario to Washington

Cheap flights from Ontario to Washington in January 2020

The best prices found for ONT to IAD flights for January
30 Jan - 6 Feb
$209pp
ONT
Ontario
Frontier
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ONT
Ontario
30 Jan - 10 Feb
$229pp
ONT
Ontario
Frontier
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Frontier
 
1 STOP
ONT
Ontario
31 Jan - 3 Feb
$242pp
ONT
Ontario
Frontier
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Frontier
 
1 STOP
ONT
Ontario

Ontario to Washington 2020 flight deals

Cheap flights to Washington from Ontario found for this year
24 Mar - 31 Mar
$209pp
ONT
Ontario
Frontier
 
1 STOP
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Frontier
 
1 STOP
ONT
Ontario
5 May - 13 May
$214pp
ONT
Ontario
Frontier
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Frontier
 
1 STOP
ONT
Ontario
5 Mar - 11 Mar
$219pp
ONT
Ontario
Frontier
 
1 STOP
BWI
Baltimore/Washington
BWI
Baltimore/Washington
Frontier
 
1 STOP
ONT
Ontario

Last minute flights from Ontario to Washington

Late deals on round-trip flights to Washington from Ontario, departing today and this week
23 Jan - 4 Feb
$229pp
ONT
Ontario
Frontier
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ONT
Ontario
19 Jan - 4 Feb
$254pp
ONT
Ontario
Frontier
 
1 STOP
IAD
Washington Dulles Intl
IAD
Washington Dulles Intl
Frontier
 
1 STOP
ONT
Ontario
23 Jan - 27 Jan
$293pp
ONT
Ontario
Frontier
   
2 STOPS
DCA
Washington Reagan-National
DCA
Washington Reagan-National
Frontier
 
1 STOP
ONT
Ontario

Alternative routes for Ontario to Washington

Destination information for Washington

Things to know before you go. Useful info for your trip from Ontario to Washington
Average temperature for January in Washington
48.2 °F
Avg rainfall for January in Washington
3.3 ″

Airports servicing Ontario

Airports servicing Washington

Washington Dulles Intl (IAD)

Related info for your journey

Useful info, stats and facts about Ontario to Washington flights.

Flight FAQs

From Ontario to Washington

What days are nonstop flights available from Ontario to Washington?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from Ontario to Washington was viewed by 160 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Airlines departing from Ontario to Washington are usually on time.

How many passenger seats are available on a flight on this route?

Expect 76,966,601 seats to be available on average per day for flights from Ontario to Washington.

What is the cheapest airline for this route?

While browsing flights check up on current rates for Southwest Airlines Co.. Southwest Airlines Co. offers the cheapest flight to Ontario to Washington. Flight availability can sometimes range however expect there to be 167 flights on average per day.

Is Ontario weather warmer or cooler than Washington?

Temperatures around the 95 °F's can be experienced in July. The weather in Washington is colder than in Ontario. Plan for potential changes in flight availability as peak weather approaches in this location.