Cheap flights from Ontario to Washington, D.C. from $69

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Mon 12/4
Mon 12/11

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Flight information for Ontario to Washington, D.C.
(ONT to WAS)

Find info about flight duration, direct flights, and airports for your flight from Ontario to Washington, D.C.

Best Price Found

$69

Fastest flight time

6h 15m

Direct flights

None

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Ontario in the past 72 hours is $69. The best round-trip flight deal from Ontario to Washington, D.C. found on momondo in the last 72 hours is $138.
The fastest flight from Ontario to Washington, D.C. takes 6h 15m
There are no direct flights from Ontario to Washington, D.C.. Popular non-direct routes for this connection are Ontario Airport - Washington, D.C. Reagan-National Airport, Ontario Airport - Washington, D.C. Dulles Intl Airport and Ontario Airport - Baltimore/Washington Airport.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

How to get the cheapest flight ticket from Ontario to Washington, D.C.

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 Ontario to Washington, D.C.?

January. The cheapest time of year to fly to Washington, D.C. from Ontario is January. Most expensive is June

What is the cheapest day to depart Ontario for Washington, D.C.?

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

When is the cheapest time to fly from Ontario to Washington, D.C.?

In the afternoon. Ontario to Washington, D.C. flights are approximately 25% more expensive in the evening than in the afternoon

What is the cheapest airline that flies to Washington, D.C. from Ontario?

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

What is the cheapest Ontario to Washington, D.C. flight route?

Ontario - Washington, D.C. Reagan-National. Fly from Ontario to Washington, D.C. Reagan-National for the best Ontario - Washington, D.C. flight prices

How far in advance should you book Ontario to Washington, D.C. flights?

21 days before. The cheapest time to buy a flight from Ontario to Washington, D.C. is approximately 21 days to departure

How many flights depart from Ontario to Washington, D.C. on average per week?

As of November 2023, 5 flights take off from Ontario and land in Washington, D.C. each week. The most common flight departure day for this route is Monday, with 20% of weekly flights taking off on this day.

Can stopping save me money on Ontario to Washington, D.C. flights?

You could potentially save up to 30% on your flight if you consider stops on a Ontario to Washington, D.C. flight.

When traveling from Ontario to Washington, D.C., the most popular airport to fly into is Washington, D.C. Dulles Intl Airport. The majority of travelers flying into Washington, D.C. Dulles Intl Airport from Ontario are departing from Ontario Airport. If you are looking for alternate airports to fly out of when traveling to Washington, D.C., you can try flying out of Los Angeles Airport (in Los Angeles), Burbank Bob Hope Airport (in Burbank), or Santa Ana J. Wayne/Orange Cnty Airport (in Santa Ana). When traveling from Ontario, it is helpful to have an alternative airport to fly into when you land in Washington, D.C.. Good options for arrival airports in Washington, D.C., you can try Baltimore/Washington Airport (in Baltimore) or Washington, D.C. Reagan-National Airport (in Washington, D.C.). In November, $69 is typically the cheapest round trip price you’ll find from Ontario to Washington, D.C. which you can find when you fly LAX — BWI.

Los Angeles Airport (LAX) to Baltimore/Washington Airport (BWI)$69
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Los Angeles Airport (LAX) to Washington, D.C. Reagan-National Airport (DCA)$172
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Los Angeles Airport (LAX) to Washington, D.C. Dulles Intl Airport (IAD)$178
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Ontario Airport (ONT) to Washington, D.C. Reagan-National Airport (DCA)$138
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Burbank Bob Hope Airport (BUR) to Baltimore/Washington Airport (BWI)$167
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Ontario Airport (ONT) to Washington, D.C. Dulles Intl Airport (IAD)$225
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Easily compare round-trip flights from Ontario to Washington, D.C.

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Ontario to Washington, D.C. by changing tabs
Frontier
Jan 8
ONT6:00 amOntario
12h 59m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Jan 9
DCA6:01 pmWashington, D.C. Reagan-National
9h 23m
1 stop
ONT12:24 amOntario
American Airlines
Jan 12
ONT6:00 amOntario
7h 13m
1 stop
IAD4:13 pmWashington, D.C. Dulles Intl
Jan 15
IAD6:40 amWashington, D.C. Dulles Intl
10h 22m
1 stop
ONT2:02 pmOntario
Multiple Airlines
Jan 12
ONT5:00 amOntario
23h 52m
2 stops
BWI7:52 amBaltimore/Washington
Jan 15
BWI10:00 amBaltimore/Washington
17h 24m
1 stop
ONT12:24 amOntario
Delta
Jan 22
ONT1:30 pmOntario
7h 03m
1 stop
IAD11:33 pmWashington, D.C. Dulles Intl
Feb 7
IAD7:10 amWashington, D.C. Dulles Intl
8h 19m
1 stop
ONT12:29 pmOntario
Frontier
Jan 22
ONT5:40 pmOntario
20h 54m
1 stop
DCA5:34 pmWashington, D.C. Reagan-National
Feb 7
DCA7:00 amWashington, D.C. Reagan-National
8h 25m
1 stop
ONT12:25 pmOntario
Frontier
Jan 12
ONT1:39 pmOntario
24h 37m
1 stop
DCA5:16 pmWashington, D.C. Reagan-National
Jan 16
DCA7:00 amWashington, D.C. Reagan-National
20h 24m
1 stop
ONT12:24 amOntario

Find the cheapest one-way flights from Ontario to Washington, D.C.

If you're looking for one-way flights from Ontario to Washington, D.C., view some of our deals below provided by Alaska Airlines, Delta and Frontier
Frontier
Feb 15
ONT11:58 pmOntario
9h 27m
1 stop
DCA12:25 pmWashington, D.C. Reagan-National
Delta
Jan 18
ONT1:30 pmOntario
7h 03m
1 stop
IAD11:33 pmWashington, D.C. Dulles Intl
Alaska Airlines
Dec 12
ONT6:00 amOntario
9h 00m
1 stop
IAD6:00 pmWashington, D.C. Dulles Intl

Search last-minute flights to Washington, D.C. from Ontario

Find and compare round-trip flight prices for your last-minute flight from Ontario to Washington, D.C.
Frontier
Dec 4
ONT12:11 amOntario
9h 11m
1 stop
BWI12:22 pmBaltimore/Washington
Dec 10
BWI3:40 pmBaltimore/Washington
9h 56m
1 stop
ONT10:36 pmOntario
Frontier
Dec 6
ONT12:04 amOntario
9h 18m
1 stop
BWI12:22 pmBaltimore/Washington
Dec 10
BWI3:40 pmBaltimore/Washington
9h 56m
1 stop
ONT10:36 pmOntario
Frontier
Dec 5
ONT12:22 amOntario
9h 00m
1 stop
BWI12:22 pmBaltimore/Washington
Dec 10
BWI3:40 pmBaltimore/Washington
9h 56m
1 stop
ONT10:36 pmOntario
Multiple Airlines
Dec 8
ONT1:10 pmOntario
21h 21m
1 stop
BWI1:31 pmBaltimore/Washington
Dec 10
BWI3:40 pmBaltimore/Washington
9h 56m
1 stop
ONT10:36 pmOntario
Frontier
Dec 6
ONT5:55 amOntario
8h 12m
1 stop
DCA5:07 pmWashington, D.C. Reagan-National
Dec 10
DCA7:00 amWashington, D.C. Reagan-National
20h 41m
1 stop
ONT12:41 amOntario
Frontier
Dec 7
ONT12:07 amOntario
28h 44m
1 stop
BWI7:51 amBaltimore/Washington
Dec 10
BWI3:40 pmBaltimore/Washington
9h 56m
1 stop
ONT10:36 pmOntario

Best airlines flying from Ontario to Washington, D.C.

Compare and see reviews for airlines that fly from Ontario to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $119Free CancellationRating
6.0
2,811 reviews
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FrontierPriceFrom $157Free CancellationRating
5.8
1,042 reviews
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Alaska AirlinesPriceFrom $169Free CancellationRating
7.9
3,004 reviews
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United AirlinesPriceFrom $169Free CancellationRating
7.2
2,729 reviews
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American AirlinesPriceFrom $226Free CancellationRating
7.1
2,903 reviews
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DeltaPriceFrom $256Free CancellationRating
7.8
1,571 reviews
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United Airlines flights from Ontario to Washington, D.C.

Our best United Airlines deals on Ontario to Washington, D.C. flight tickets
United Airlines
Dec 24
ONT1:43 pmOntario
6h 15m
1 stop
IAD10:58 pmWashington, D.C. Dulles Intl
Jan 8
IAD6:30 amWashington, D.C. Dulles Intl
17h 11m
1 stop
ONT8:41 pmOntario
United Airlines
Dec 24
ONT1:43 pmOntario
6h 15m
1 stop
IAD10:58 pmWashington, D.C. Dulles Intl
Dec 31
IAD6:30 amWashington, D.C. Dulles Intl
9h 11m
1 stop
ONT12:41 pmOntario
United Airlines
Dec 14
ONT5:15 amOntario
7h 22m
1 stop
IAD3:37 pmWashington, D.C. Dulles Intl
Jan 5
IAD6:30 amWashington, D.C. Dulles Intl
9h 11m
1 stop
ONT12:41 pmOntario

Alaska Airlines flights from Ontario to Washington, D.C.

Our best Alaska Airlines deals on Ontario to Washington, D.C. flight tickets
Alaska Airlines
Jan 27
ONT6:00 amOntario
8h 55m
1 stop
IAD5:55 pmWashington, D.C. Dulles Intl
Jan 29
IAD6:55 pmWashington, D.C. Dulles Intl
17h 34m
1 stop
ONT9:29 amOntario
Alaska Airlines
Jan 23
ONT6:00 amOntario
8h 55m
1 stop
IAD5:55 pmWashington, D.C. Dulles Intl
Jan 24
IAD6:55 pmWashington, D.C. Dulles Intl
23h 52m
1 stop
ONT3:47 pmOntario
Alaska Airlines
Dec 13
ONT9:38 amOntario
11h 21m
1 stop
IAD11:59 pmWashington, D.C. Dulles Intl
Jan 5
IAD7:00 amWashington, D.C. Dulles Intl
10h 06m
1 stop
ONT2:06 pmOntario

  • How far is Ontario to Washington, D.C. by plane?

    Ontario and Washington, D.C. are 2260.6 mi apart from one another. In terms of flight time, this usually takes a little over 6h 15m.

  • When did momondo last update prices for flights from Ontario Airport to Washington, D.C.?

    Prices for flights from Ontario Airport to Washington, D.C. are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Washington, D.C.?

  • How old do you have to be to fly from Ontario Airport to Washington, D.C.?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Alternative routes for Ontario to Washington, D.C.

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Los Angeles to Washington, D.C. Flights
Fastest flight time4h 44m
Cheapest price$172
San Francisco to Washington, D.C. Flights
Fastest flight time5h 00m
Cheapest price$138
San Diego to Washington, D.C. Flights
Fastest flight time6h 55m
Cheapest price$145
San Jose to Washington, D.C. Flights
Fastest flight time6h 58m
Cheapest price$218
Sacramento to Washington, D.C. Flights
Fastest flight time7h 02m
Cheapest price$202
Santa Ana to Washington, D.C. Flights
Fastest flight time6h 41m
Cheapest price$158
Oakland, California to Washington, D.C. Flights
Fastest flight time7h 04m
Cheapest price$317
Burbank to Washington, D.C. Flights
Fastest flight time6h 36m
Cheapest price$193
Long Beach to Washington, D.C. Flights
Fastest flight time6h 58m
Cheapest price$306
Reno to Washington, D.C. Flights
Fastest flight time7h 03m
Cheapest price$357
Palm Springs to Washington, D.C. Flights
Fastest flight time6h 32m
Cheapest price$257
Monterey to Washington, D.C. Flights
Fastest flight time7h 13m
Cheapest price$337

Similar Ontario to Washington, D.C. flights

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Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Washington, D.C.. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Washington, D.C.?

momondo helps you find the best flight between Ontario and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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