฿3,410 Cheap Delta flights from Washington to Toronto (WAS→YTO)

View ฿3,410 flight on Sat, 10 Jan 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Delta flights from Washington to Toronto (WAS→YTO)

Prices were available within the past 7 days and start at ฿3,410 for one-way flights and ฿9,410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 8 Jan - Mon, 12 Jan
IAD
Washington
YYZ
Toronto
฿9,410 Return, found 3 days ago
฿9,410
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿9,410 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
DCA
Washington
YYZ
Toronto
฿9,410 Return, found 3 days ago
฿9,410
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿9,410 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
DCA
Washington
YYZ
Toronto
฿9,435 Return, found 3 days ago
฿9,435
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿9,435 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
DCA
Washington
YYZ
Toronto
฿9,615 Return, found 3 days ago
฿9,615
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿9,615 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
DCA
Washington
YYZ
Toronto
฿10,050 Return, found 3 days ago
฿10,050
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿10,050 found 3 days ago
Delta
Thu, 8 Jan - Mon, 12 Jan
DCA
Washington
YYZ
Toronto
฿10,110 Return, found 3 days ago
฿10,110
Return
found 3 days ago
Select Delta flight, departing Thu, 8 Jan from Washington to Toronto, returning Mon, 12 Jan, priced at ฿10,110 found 3 days ago

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

April is typically the cheapest month to fly

From ฿5,781 - ฿15,948 per traveller.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Pearson Intl.
Distance
552 km
*Available to Expedia members.