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
04/03/26
direct
UA3601
01h 45min
Return
04/16/26
direct
AC8616
01h 35min
United Airlines ?
$376
Washington DC
Toronto
Outbound
04/03/26
1 Stopover (EWR)
UA2396, UA3400
05h 31min
Return
04/16/26
1 Stopover (YUL)
AC0414, AC8723
05h 40min
United Airlines ?
$403
Washington DC
Toronto
Outbound
04/03/26
direct
UA3601
01h 45min
Return
04/16/26
direct
UA3637
01h 38min
United Airlines ?
$437
Washington DC
Toronto
Outbound
04/03/26
1 Stopover (MCO)
F94811, F81691
16h 22min
Return
04/16/26
3 Stopovers (LAX, GUA, SAL)
PD0663, AS1353, N34317, N34312
38h 43min
Frontier Airlines, Flair Airlines ?
$851
Washington DC
Toronto
Outbound
04/03/26
1 Stopover (MCO)
F94811, F81691
16h 22min
Return
04/16/26
1 Stopover (DUB)
EI0126, EI0119
25h 35min
Frontier Airlines, Flair Airlines ?
$1,346
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 $375.76
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
Flight destinations with a similar price