Flights from Denver to Toronto

Our cheapest offers for flights from Denver to Toronto

Here you can compare cheap flights from Denver (DEN) 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
Denver
Toronto
Outbound
10/18/25
1 Stopover (ORD)
AA2755, AA4530
06h 37min
Return
11/17/25
1 Stopover (ORD)
AA3608, AA1387
07h 24min
American Airlines ?
$330
Best option
Denver
Toronto
Outbound
11/03/25
direct
AC1040
03h 12min
Return
11/12/25
direct
AC4888
03h 46min
Air Canada ?
$651
Denver
Toronto
Pay attention to transfer at connecting flight
Outbound
10/10/25
2 Stopovers (AVL, FLL)
G41853, G40497, F81601
27h 24min
Return
11/04/25
2 Stopovers (CUN, MEX)
WS2128, Y40107, Y40760
28h 47min
Allegiant Air, Flair Airlines
$505
Denver
Toronto
Outbound
10/10/25
1 Stopover (YYC)
WS1571, WS0674
08h 37min
Return
11/04/25
1 Stopover (ORD)
AA3608, AA1387
07h 24min
Westjet ?
$379
Denver
Toronto
Outbound
10/18/25
1 Stopover (ORD)
AA2771, AA4530
08h 13min
Return
11/17/25
1 Stopover (ORD)
AA3608, AA2762
22h 39min
American Airlines ?
$396
Denver
Toronto
Outbound
10/10/25
2 Stopovers (YYC, YEG)
WS1571, WS0203, WS0438
10h 16min
Return
11/04/25
1 Stopover (ORD)
UA2364, UA1555
08h 25min
Westjet ?
$404
Denver
Toronto
Outbound
10/18/25
1 Stopover (ORD)
AA2771, AA4530
08h 13min
Return
11/17/25
1 Stopover (ORD)
AA3606, AA1387
10h 59min
American Airlines ?
$406
Denver
Toronto
Outbound
10/10/25
1 Stopover (YYC)
WS1571, WS0674
08h 37min
Return
11/04/25
1 Stopover (ORD)
AA3606, AA1387
10h 59min
Westjet ?
$461
Denver
Toronto
Outbound
11/03/25
1 Stopover (ORD)
UA0377, UA3440
11h 21min
Return
11/12/25
1 Stopover (ORD)
UA8533, UA0411
08h 57min
United Airlines ?
$489
Denver
Toronto
Outbound
10/18/25
1 Stopover (ORD)
AA1647, AA3456
09h 09min
Return
11/17/25
1 Stopover (ORD)
AA3606, AA1387
10h 59min
American Airlines ?
$523
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Denver - Toronto

Roundtrip from $ 329,20
Flight duration min. 03:02 / max. 05:29
Return flight duration min. 03:50/ max. 04:10
Distance 2114 km
Flights per week 35
Departure airport Airport Denver International Airport, CO (DEN)
Arrival airport Airport Toronto - Lester B. Pearson International Airport (YYZ)
Destination country Flights to Canada
Alternative flights to Toronto
Flight destinations with a similar price
Flight destinations with a similar price