Cheap flights from Ontario to Washington, D.C. Reagan-National Airport from C$ 157
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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Ontario to Reagan-National
Keep the following information in mind while searching for Ontario to Reagan-National flight deals. Data was last updated 12 June 2025.
Find flight deals from Ontario to Reagan-National
Cheapest flights from Ontario to Reagan-NationalExplore the most affordable flight options available from Ontario to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.
Explore the most affordable flight options available from Ontario to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Reagan-National 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 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Ontario to Washington, D.C. Reagan-National Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoWashington, D.C.
YYZ - DCA
YYZDCA
Toronto Pearson Intl
Thu 3/7
8:10 a.m.-12:03 p.m.
1 stop3h 53m
Washington, D.C. Reagan-National
Sun 6/7
6:59 a.m.-8:33 a.m.
Nonstop1h 34m
TorontoWashington, D.C.
YTZ - DCA
YTZDCA
Toronto Island
Sat 26/7
5:25 p.m.-9:48 p.m.
1 stop4h 23m
Washington, D.C. Reagan-National
Sat 2/8
12:55 p.m.-6:45 p.m.
1 stop5h 50m
TorontoWashington, D.C.
YYZ - DCA
YYZDCA
Toronto Pearson Intl
Tue 1/7
6:15 a.m.-12:40 p.m.
1 stop6h 25m
Washington, D.C. Reagan-National
Wed 9/7
6:00 a.m.-1:40 p.m.
1 stop7h 40m
TorontoWashington, D.C.
YYZ - DCA
YYZDCA
Toronto Pearson Intl
Fri 4/7
7:35 a.m.-11:33 a.m.
1 stop3h 58m
Washington, D.C. Reagan-National
Fri 4/7
2:54 p.m.-10:29 a.m.
1 stop19h 35m
TorontoWashington, D.C.
YYZ - DCA
YYZDCA
Toronto Pearson Intl
Thu 3/7
7:35 a.m.-11:33 a.m.
1 stop3h 58m
Washington, D.C. Reagan-National
Sun 6/7
6:59 a.m.-8:33 a.m.
Nonstop1h 34m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Sat 19/7
8:15 a.m.-12:03 p.m.
1 stop3h 48m
Washington, D.C. Reagan-National
Sun 27/7
11:00 a.m.-4:21 p.m.
1 stop5h 21m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Sat 4/10
7:00 a.m.-12:45 p.m.
1 stop5h 45m
Washington, D.C. Reagan-National
Mon 6/10
6:25 p.m.-11:53 p.m.
1 stop5h 28m
TorontoWashington, D.C.
YYZ - DCA
YYZDCA
Toronto Pearson Intl
Thu 3/7
7:00 a.m.-11:59 a.m.
1 stop4h 59m
Washington, D.C. Reagan-National
Thu 3/7
3:30 p.m.-11:58 p.m.
1 stop8h 28m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Fri 4/7
6:00 a.m.-12:25 p.m.
1 stop6h 25m
Washington, D.C. Reagan-National
Sun 6/7
9:40 a.m.-11:29 a.m.
Nonstop1h 49m
MontrealWashington, D.C.
YUL - DCA
YULDCA
Montreal Pierre Elliott Trudeau Intl
Fri 11/7
11:23 a.m.-4:28 p.m.
1 stop5h 05m
Washington, D.C. Reagan-National
Sun 13/7
5:15 p.m.-10:06 p.m.
1 stop4h 51m
Best time to book a flight from Ontario to Reagan-National
Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Washington, D.C. Reagan-National Airport
What is the cheapest month to book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport?
Currently, March is the cheapest month in which you can book a flight from Region of Ontario to Washington, D.C. Reagan-National Airport (average of C$ 263). Flying from Region of Ontario to Washington, D.C. Reagan-National Airport in August is currently the most expensive (average of C$ 354). 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.
What is the cheapest time of day to fly from ON to DCA?
Find hourly flight availability from Ontario to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.
When flying from Region of Ontario to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Region of Ontario to Washington, D.C. Reagan-National Airport
Explore weekly flight availability from Ontario to Reagan-National. 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 12 June 2025.
The most flights from CAON to DCA are scheduled on a Wednesday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).
Rainfall in Reagan-National by month
Plan your trip to Reagan-National by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 66.0 mm.
Temperature in Reagan-National by month
Plan your trip to Reagan-National by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).
Reviews of airlines servicing Reagan-National
Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated 12 June 2025.
Get a feel of what it's like to fly with Porter Airlines, Delta and United Airlines from Ontario to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Mary,Jun 2025
FLL - YYZ
Related info for your journey
Find useful and relevant information for your journey from Ontario to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Ontario?
Book flights to Ontario if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Ontario to Reagan-National
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Ontario to Reagan-National
Discover the top 5 airlines that operate flights from Ontario to Reagan-National. 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 629,999 searches. Data last updated 12 June 2025.
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 Reagan-National?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Reagan-National. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Reagan-National?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Reagan-National from Ontario.
Can Cheapflights find flights from Ontario to Reagan-National with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Ontario to Reagan-National, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Ontario to Reagan-National become cheaper?
Yes! Start tracking prices for Ontario to Reagan-National flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.