Flights from Washington DC to Toronto

Our cheapest offers for flights from Washington DC to Toronto

Here you can compare cheap flights from Washington DC (IAD) to Toronto (YYZ) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Toronto. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Washington DC
Toronto
Outbound
10/18/25
direct
UA8693
01h 32min
Return
11/17/25
direct
UA3554
01h 35min
United Airlines ?
$219
Washington DC
Toronto
Pay attention to transfer at connecting flight
Outbound
08/23/25
1 Stopover (BNA)
G40343, WS1429
24h 56min
Return
08/30/25
1 Stopover (BNA)
WS1428, G40358
18h 44min
Allegiant Air, Westjet
$338
Washington DC
Toronto
Outbound
08/30/25
1 Stopover (SAL)
AV0591, AV0626
11h 05min
Return
09/13/25
1 Stopover (SAL)
AV0627, AV0580
11h 10min
Avianca
$1,166
Washington DC
Toronto
Outbound
10/18/25
1 Stopover (YOW)
UA4562, UA8459
04h 45min
Return
11/17/25
1 Stopover (YOW)
AC0458, AC4694
04h 50min
United Airlines ?
$230
Washington DC
Toronto
Outbound
10/18/25
direct
UA3490
01h 38min
Return
11/17/25
direct
UA8080
01h 34min
United Airlines ?
$238
Washington DC
Toronto
Outbound
07/01/25
direct
UA3453
01h 53min
Return
07/06/25
1 Stopover (EWR)
UA8664, UA2279
10h 57min
United Airlines ?
$271
Washington DC
Toronto
Outbound
06/18/25
1 Stopover (DTW)
WS5528, WS8714
09h 58min
Return
07/15/25
1 Stopover (DTW)
WS6338, WS7902
07h 00min
Westjet ?
$284
Washington DC
Toronto
Outbound
08/23/25
direct
UA8693
01h 36min
Return
08/30/25
direct
UA3637
01h 40min
United Airlines
$288
Washington DC
Toronto
Outbound
06/18/25
1 Stopover (DTW)
WS5528, WS6468
04h 15min
Return
07/15/25
1 Stopover (DTW)
WS6338, WS7902
07h 00min
Westjet ?
$301
Washington DC
Toronto
Outbound
06/07/25
1 Stopover (ATL)
WS8325, WS6307
08h 18min
Return
06/23/25
1 Stopover (ATL)
WS7106, WS6523
08h 43min
Westjet ?
$309
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington DC to Toronto

Favorite airline: United Airlines
82 % of travelers choose to book flights on this route with United Airlines, Air Canada and Westjet.
United Airlines
48 %
Air Canada
19 %
Westjet
15 %
Cheapest weekday: Tuesday
The cheapest days to fly on this route are Tuesday.
Direct flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 9 % more expensive.
non stop flight
1 stop
01h 40min
05h 30min
$236
$260
The favorite connection is non-stop
Flights from Washington DC to Toronto are most often booked as a direct flight.
Route
bookings
Direct flights
01h 40min, from $236
67 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
06h 50min, from $322
11 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
05h 30min, from $260
9 %

Important flight information

Flight information: Washington DC - Toronto

Roundtrip from $218.39
Flight duration min. 01:29 / max. 01:31
Return flight duration min. 01:21/ max. 01:40
Distance 557 km
Flights per week 55
Departure airport Airport Washington DC - Dulles International Airport, DC (IAD)
Arrival airport Airport Toronto - Lester B. Pearson International Airport (YYZ)
Destination country Flights to Canada
Alternative routes to Canada
Alternative flights to Toronto
Flight destinations with a similar price