Cheap flights from Toronto to Washington, D.C. Dulles Intl Airport from C$ 162
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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Toronto to Washington, D.C. Dulles Intl are usually found in January or April, booked 73 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Toronto to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Toronto (YTO) to Dulles Intl (IAD). 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 3 July 2025.
Round-trip from | C$ 241 |
---|---|
One-way from | C$ 162 |
Popular in | October |
Cheapest in | January |
Average price | C$ 361 |
Good round-trip deal | C$ 239 or less |
Good one-way deal | C$ 225 or less |
Find flight deals from Toronto to Dulles Intl
Cheapest flights from Toronto to Dulles IntlExplore the most affordable flight options available from Toronto to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Explore the most affordable flight options available from Toronto to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Toronto to Dulles Intl 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 3 July 2025.
Use the filters below to find and compare flights from Toronto to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sat 9/8
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Fri 15/8
11:35 a.m.-1:08 p.m.
Nonstop1h 33m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Wed 6/8
12:15 p.m.-1:42 p.m.
Nonstop1h 27m
Washington, D.C. Dulles Intl
Tue 12/8
10:20 a.m.-11:55 a.m.
Nonstop1h 35m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Fri 18/7
8:45 a.m.-10:16 a.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Sat 26/7
4:10 p.m.-5:43 p.m.
Nonstop1h 33m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Wed 6/8
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Wed 13/8
9:35 a.m.-4:46 p.m.
1 stop7h 11m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Tue 7/10
9:00 a.m.-8:55 p.m.
1 stop11h 55m
Washington, D.C. Dulles Intl
Wed 8/10
8:28 a.m.-10:04 a.m.
Nonstop1h 36m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 21/10
3:25 p.m.-9:05 p.m.
1 stop5h 40m
Washington, D.C. Dulles Intl
Sun 26/10
9:55 a.m.-4:55 p.m.
1 stop7h 00m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Wed 22/10
3:59 p.m.-11:00 p.m.
1 stop7h 01m
Washington, D.C. Dulles Intl
Tue 28/10
1:00 p.m.-5:23 p.m.
1 stop4h 23m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 22/7
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 2/9
1:35 p.m.-3:06 p.m.
Nonstop1h 31m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Mon 20/10
8:10 a.m.-9:38 a.m.
Nonstop1h 28m
Best time to book a flight from Toronto to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Toronto with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Toronto to Washington, D.C. Dulles Intl Airport
How far ahead should I book a flight from Toronto to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Toronto to Dulles Intl. Price data was last updated on 27 June 2025.
To ensure you get the cheapest price possible for a flight from Toronto to Washington, D.C. Dulles Intl Airport, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Toronto to Washington, D.C. Dulles Intl Airport?
Currently, February is the cheapest month in which you can book a flight from Toronto to Washington, D.C. Dulles Intl Airport (average of C$ 256). Flying from Toronto to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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 YTO to IAD?
Find hourly flight availability from Toronto to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.
A simple way to save on the total cost of your ticket is to fly from Toronto to Washington, D.C. Dulles Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Toronto to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Toronto to Dulles Intl. Price data was last updated on 16 December 2024.
Travelers seeking maximum savings on their Toronto to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Toronto to Washington, D.C. Dulles Intl Airport
Explore weekly flight availability from Toronto to Dulles Intl. 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 3 July 2025.
The most flights from YTO to IAD are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).
How much does it cost to fly round-trip from Toronto to Washington, D.C. Dulles Intl Airport?
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated 3 July 2025.
See what other customers who have flown with Porter Airlines,Delta, andAir Transat from Toronto to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Overall
Comfort
Boarding
Food
Crew
Entertainment
Reviews
Mary,Jun 2025
FLL - YYZ
Related info for your journey
Find useful and relevant information for your journey from Toronto to Dulles Intl. 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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Fly from Toronto to Dulles Intl on these airlines
Choose from the following airlines for your flight from Toronto to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 3 July 2025.
Top 5 airlines flying from Toronto to Dulles Intl
Discover the top 5 airlines that operate flights from Toronto to Dulles Intl. 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 3 July 2025.
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How does Cheapflights help users find flights from Toronto to Dulles Intl?
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Why should you use Cheapflights to find cheap flight tickets from Toronto to Dulles Intl?
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Can Cheapflights find flights from Toronto to Dulles Intl with no change fees?
Yes, we can. To see specific flights from Toronto to Dulles Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.
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