S$140 Cheap Flights from Washington to Toronto

View S$140 flight on Wed, 29 Oct, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Toronto

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Cheap Flights from Washington to Toronto (IAD-YTO)

Prices were available within the past 7 days and start at S$140 for one-way flights and S$337 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 25 Oct - Fri, 31 Oct
IAD
Washington
YTZ
Toronto
S$337 Return, found 3 days ago
S$337
Return
found 3 days ago
Select Air Canada flight, departing Sat, 25 Oct from Washington to Toronto, returning Fri, 31 Oct, priced at S$337 found 3 days ago
Air Canada
Mon, 24 Nov - Sat, 29 Nov
IAD
Washington
YTZ
Toronto
S$347 Return, found 4 days ago
S$347
Return
found 4 days ago
Select Air Canada flight, departing Mon, 24 Nov from Washington to Toronto, returning Sat, 29 Nov, priced at S$347 found 4 days ago
Porter Airlines
Sat, 25 Oct - Fri, 31 Oct
IAD
Washington
YTZ
Toronto
S$366 Return, found 3 days ago
S$366
Return
found 3 days ago
Select Porter Airlines flight, departing Sat, 25 Oct from Washington to Toronto, returning Fri, 31 Oct, priced at S$366 found 3 days ago
Porter Airlines
Sat, 25 Oct - Fri, 31 Oct
IAD
Washington
YTZ
Toronto
S$371 Return, found 3 days ago
S$371
Return
found 3 days ago
Select Porter Airlines flight, departing Sat, 25 Oct from Washington to Toronto, returning Fri, 31 Oct, priced at S$371 found 3 days ago
Delta
Sat, 25 Oct - Fri, 31 Oct
IAD
Washington
YYZ
Toronto
S$375 Return, found 3 days ago
S$375
Return
found 3 days ago
Select Delta flight, departing Sat, 25 Oct from Washington to Toronto, returning Fri, 31 Oct, priced at S$375 found 3 days ago
Porter Airlines
Mon, 24 Nov - Sat, 29 Nov
IAD
Washington
YTZ
Toronto
S$377 Return, found 4 days ago
S$377
Return
found 4 days ago
Select Porter Airlines flight, departing Mon, 24 Nov from Washington to Toronto, returning Sat, 29 Nov, priced at S$377 found 4 days ago
Porter Airlines
Sat, 22 Nov - Sun, 30 Nov
IAD
Washington
YTZ
Toronto
S$380 Return, found 20 hours ago
S$380
Return
found 20 hours ago
Select Porter Airlines flight, departing Sat, 22 Nov from Washington to Toronto, returning Sun, 30 Nov, priced at S$380 found 20 hours ago
Air Canada
Sat, 25 Oct - Fri, 31 Oct
IAD
Washington
YTZ
Toronto
S$382 Return, found 3 days ago
S$382
Return
found 3 days ago
Select Air Canada flight, departing Sat, 25 Oct from Washington to Toronto, returning Fri, 31 Oct, priced at S$382 found 3 days ago
United
Wed, 15 Apr - Wed, 22 Apr
IAD
Washington
YYZ
Toronto
S$723 Return, found 2 days ago
S$723
Return
found 2 days ago
Select United flight, departing Wed, 15 Apr from Washington to Toronto, returning Wed, 22 Apr, priced at S$723 found 2 days ago
American Airlines
Wed, 15 Apr - Wed, 22 Apr
IAD
Washington
YYZ
Toronto
S$1,085 Return, found 2 days ago
S$1,085
Return
found 2 days ago
Select American Airlines flight, departing Wed, 15 Apr from Washington to Toronto, returning Wed, 22 Apr, priced at S$1,085 found 2 days ago

Find the cheapest month to fly from Washington (IAD) to Toronto (YTO)

April is typically the cheapest month to fly

From S$213 - S$643 per traveller.
Washington to Toronto route information
Origin airport
Washington Dulles Intl.
Destination airport
Billy Bishop Toronto City
Return price
S$337
Distance
541 km

Perfect flights from Washington to Toronto

Your Journey from Washington to Toronto

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Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Air Canada, Delta, United, Porter Airlines, WestJet, American Airlines. Our selection of flights from Washington Dulles Intl. to YTO-All Airports caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Washington to Toronto Flights

Experience the joy of finding cheap flights from Washington Dulles Intl. to YTO-All Airports that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$140 and roundtrip prices from S$337*.
 

Pre-Flight Essentials

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Added Convenience on Your Washington to Toronto Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Washington to Toronto.
 

Beyond the Flight – Exploring Toronto

With Expedia, your adventure extends beyond the flight. Explore Toronto at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Washington to Toronto with Confidence

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*Note: Prices may vary based on availability and are subject to change.

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Toronto Airports

Toronto

Washington to Pearson Intl.
S$374.60

Kitchener

Hamilton

*Available to Expedia members.