Cheap flights from Ontario (ONT) to Washington, D.C. (WAS) from $90
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
The best prices from Ontario to Washington, D.C. are usually found in February or April, booked 43 days in advance, depart on a Saturday or Wednesday and return on a Tuesday
Cheap flight deals from Ontario to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 7, 2024.
Popular in | January |
|---|---|
Cheapest in | February |
Round-trip from | $234 |
One-way from | $90 |
What is the cheapest day to fly round-trip from Ontario to Washington, D.C.?
Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.
How far in advance should I book a flight from Ontario to Washington, D.C.?
Find a great deal and save up to 69% by booking at least 29 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Washington, D.C. within the next two weeks, with the cheapest ticket starting at $375.
What is the cheapest month to fly from Ontario to Washington, D.C.?
The best pricing can be found in the month of September. Prices to Washington, D.C. from Ontario average $359. You can even find prices in September for less than $359, as users have found deals to Washington, D.C. from as low as $109. The month of June appears to be one of the more expensive times to travel to Washington, D.C. from Ontario. Flying in the targeted month can save you up to 26%.
When is the cheapest time to fly from Ontario to Washington, D.C. (ONT - WAS)?
It’s typically best to fly out from Ontario to Washington, D.C. in the afternoon. Doing so could potentially save you 40% on the flight price compared to flying at noon, which is usually more expensive.
Cheap United Airlines flights from Ontario to Washington, D.C.
Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
Consider these cheap United Airlines flights we've found departing from Ontario to Washington, D.C.. Deals update often to give you more flight options matching your criteria
Cheap Alaska Airlines flights from Ontario to Washington, D.C.
Explore cheap flight options specifically provided by Alaska Airlines for the route between Ontario and Washington, D.C.. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Ontario to Washington, D.C.. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Cheap Ontario to Washington, D.C. flights in May & June 2024
Find cheap flight options from Ontario to Washington, D.C. specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Prices were last updated on May 7, 2024.
These are some of the most attractive deals on flights from Ontario to Washington, D.C. in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Ontario to Washington, D.C. 2024 flight deals
Discover exclusive flight deals for travel between Ontario and Washington, D.C. in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
These are some of the most attractive deals on flights from Ontario to Washington, D.C. in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Ontario to Washington, D.C. flights leaving soon
Find last-minute flight options from Ontario to Washington, D.C. for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
Check out these flights departing soon from Ontario to Washington, D.C.. Users should examine the flight details to ensure there are no surprises.
One-way flights to Washington, D.C. from Ontario
Search for one-way flight options from Ontario to Washington, D.C.. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
Some of the best available deals we've found on one-way flights from Ontario to Washington, D.C.. Users in need of a round-trip flight from Ontario to Washington, D.C. instead should update the search form at the top of page.
Find flights from Ontario to Washington, D.C. within your budget
Customize your flight search to find flights from Ontario to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
Fly from
Fly to
Budget
$187 - $453
Route
Depart
Return
Price
OntarioBaltimore/Washington
ONT - BWI
ONTBWI
Ontario
Tue 8/13
1 stop8h 14m
Baltimore/Washington
Wed 8/21
1 stop9h 34m
OntarioBaltimore/Washington
ONT - BWI
ONTBWI
Ontario
Wed 6/5
1 stop10h 06m
Baltimore/Washington
Wed 6/12
2 stops14h 54m
OntarioBaltimore/Washington
ONT - BWI
ONTBWI
Ontario
Wed 6/5
1 stop25h 36m
Baltimore/Washington
Wed 6/12
2 stops18h 42m
OntarioWashington, D.C. Reagan-National
ONT - DCA
ONTDCA
Ontario
Mon 8/19
1 stop8h 20m
Washington, D.C. Reagan-National
Tue 8/27
1 stop7h 40m
OntarioWashington, D.C. Reagan-National
ONT - DCA
ONTDCA
Ontario
Mon 8/26
1 stop8h 20m
Washington, D.C. Reagan-National
Fri 9/6
1 stop7h 40m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Tue 5/21
1 stop9h 46m
Washington, D.C. Dulles Intl
Fri 5/31
1 stop7h 45m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Wed 8/14
1 stop8h 00m
Washington, D.C. Dulles Intl
Fri 8/23
1 stop7h 53m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Thu 6/27
1 stop8h 00m
Washington, D.C. Dulles Intl
Thu 7/4
1 stop8h 14m
OntarioWashington, D.C. Dulles Intl
ONT - IAD
ONTIAD
Ontario
Sat 6/1
1 stop12h 10m
Washington, D.C. Dulles Intl
Wed 6/5
1 stop11h 26m
When is the best time to book a flight from Ontario to Washington, D.C.?
Use this chart to determine the optimal time to book a round-trip flight from Ontario to Washington, D.C.. Price data was last updated on May 3, 2024.
The price you pay for your flight from Ontario to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
When is the cheapest time to fly from Ontario to Washington, D.C.?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Washington, D.C.. Price data was last updated on May 5, 2024.
Average price of flights to Washington, D.C. by month
Plan your trip from Ontario to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Washington, D.C. is currently $98 while a round-trip flight costs $256. Price data was last updated on April 28, 2024.
Currently, September is the cheapest month in which you can book a flight from Ontario to Washington, D.C. (average of $279). Flying from Ontario to Washington, D.C. in June is currently the most expensive (average of $395). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
$308
February
$303
March
$358
April
$337
May
$339
June
$395
July
$376
August
$297
September
$279
October
$303
November
$328
December
$292
Temperature and rainfall in Washington, D.C. by month
Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.
WAS Temperature | 35.6 - 80.6 °F |
|---|
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated May 7, 2024.
Get a feel of what it's like to fly with United Airlines, Alaska Airlines and Delta from Ontario to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Comfort
Entertainment
Boarding
Food
Overall
Crew
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Washington, D.C.See prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from Ontario to Washington, D.C.
Discover the top 6 airlines that operate flights from Ontario to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,689,106 searches. Data last updated May 7, 2024.
Search flights from Ontario to Washington, D.C. by cabin class
Find flights from Ontario to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
Weekly flight availability from Ontario to Washington, D.C.
Explore weekly flight availability from Ontario to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 7, 2024.
| Sunday | 0daily flights |
|---|---|
| Monday | 1daily flight |
| Tuesday | 1daily flight |
| Wednesday | 1daily flight |
| Thursday | 1daily flight |
| Friday | 1daily flight |
| Saturday | 0daily flights |
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Ontario to Washington, D.C.?
Cheapflights helps you search for flights from Ontario to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Washington, D.C.?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Washington, D.C. for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Ontario to Washington, D.C. with no change fees?
Yes, we can. To see specific flights from Ontario to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Ontario to Washington, D.C. become cheaper?
Yes, Cheapflights offers price alerts on Ontario to Washington, D.C. flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.