Cheap Flights from Toronto, ON to Denver, CO from $175

Return flight: Denver – Toronto

On Cheapflightsplus.com you will find 8 direct and 828 connecting flights from Toronto to Denver. You can compare airfare deals from 10 airlines and multiple travel sites from $175, book and save on cheap plane tickets and last minute offers. Also check out YTO-DEN flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Toronto to Denver depends on and how to choose the most interesting flight option for you.

Distance between Toronto and Denver is 2131 miles. Time difference between the cities is 2h. Airplanes depart 00:30 to 23:50 from 3 Toronto airports and arrive 00:30 to 23:50 to 2 Denver airports. Average flight time is 3h 41m.

  • The fastest flight 3h 34m
  • Average flight time 3h 41m
  • The earliest flight 00:30
  • The latest flight 23:50
  • Distance 1325 ml

The cheapest months to travel to Denver are june (from 175 $), may (from 177 $), august (from 181 $).

The most expensive months are january (from 405 $), october (from 245 $), november (from 241 $).

What is the lowest airfare Toronto to Denver?

The cheapest plane ticket found by our users is $175. This airfare is for economy class on one-way PD2393 flight by Porter Airlines for June 6, 2025 which leaves Toronto Island in Toronto at 16:05 am and arrives at Denver Denver International at 07:51.

Economy class
$175
Find
Business class
?
Find
First class
?
Find

Flight Schedule Toronto (Ontario) to Denver (Colorado)

06:45 — 11:27+1day
30h 42m flight time
Find flight
from$180
06:45 — 09:02 Toronto — Edmonton
WS419 WestJet
20h 58m stop
06:00 — 06:56 Edmonton — Calgary
WS238 WestJet
1h 59m stop
08:55 — 11:27 Calgary — Denver
WS1570 WestJet
08:40 — 10:14
3h 34m flight time
Find flight
from$240
Toronto — Denver
UA8651 United Airlines
08:40 — 10:20
3h 40m flight time
Find flight
from$252
Toronto — Denver
AC1039 Air Canada
09:00 — 11:27+1day
28h 27m flight time
Find flight
from$177
09:00 — 11:17 Toronto — Edmonton
WS421 WestJet
3h 28m stop
14:45 — 15:41 Edmonton — Calgary
WS152 WestJet
17h 14m stop
08:55 — 11:27 Calgary — Denver
WS1570 WestJet
09:44 — 11:28
3h 44m flight time
Find flight
from$250
Toronto — Denver
AC4902 Air Canada
09:44 — 11:26
3h 42m flight time
Find flight
from$257
Toronto — Denver
UA1268 United Airlines
09:45 — 09:48+1day
26h 3m flight time
Find flight
from$183
09:45 — 12:10 Toronto — Los Angeles
PD663 Porter Airlines
18h 5m stop
06:15 — 09:57 Los Angeles — Denver
F93156 Frontier Airlines
15:35 — 14:19+1day
24h 44m flight time
Find flight
from$181
16:05 — 16:54 Toronto — Chicago
PD2393 Porter Airlines
20h 11m stop
14:44 — 16:33 Chicago — Denver
F92209 Frontier Airlines
16:05 — 07:51+1day
17h 46m flight time
Find flight
from$175
15:35 — 16:24 Toronto — Chicago
PD2393 Porter Airlines
13h 6m stop
06:00 — 08:02 Chicago — Denver
F91483 Frontier Airlines
16:18 — 18:02
3h 44m flight time
Find flight
from$252
Toronto — Denver
AC4888 Air Canada
16:18 — 18:01
3h 43m flight time
Find flight
from$257
Toronto — Denver
UA568 United Airlines
18:20 — 20:00
3h 40m flight time
Find flight
from$252
Toronto — Denver
AC1041 Air Canada
18:20 — 19:54
3h 34m flight time
Find flight
from$255
Toronto — Denver
UA8163 United Airlines
19:00 — 11:24+1day
18h 24m flight time
Find flight
from$182
19:00 — 21:18 Toronto — Edmonton
WS437 WestJet
8h 40m stop
06:00 — 06:56 Edmonton — Calgary
WS238 WestJet
1h 58m stop
08:55 — 11:27 Calgary — Denver
WS1570 WestJet
22:20 — 11:24+1day
15h 4m flight time
Find flight
from$181
22:20 — 00:38 Toronto — Edmonton
WS445 WestJet
5h 20m stop
06:00 — 06:55 Edmonton — Calgary
WS238 WestJet
1h 58m stop
08:55 — 11:27 Calgary — Denver
WS1570 WestJet
Full flight schedule will help you in detecting at what time planes fly from Toronto to Denver. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 22, 2025.

Popular Airlines on the Route

The flight Toronto — Denver is served by 10 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Air Canada - 167 departures per week at the price of from $ 228 . And the most expensive tickets are offered by Austrian Airlines airline - from $ 3990.

Direct flights

There are 8 nonstop flights on the route. The fastest direct flight is UA8651 by United Airlines takes 3h 34m and the cheapest is PD2393 by Porter Airlines for $240.

  • AC - Air Canada
    from $250
    Find
  • UA - United Airlines
    from $240
    Find
See more direct flights

Connecting Flights

There are 828 flights with layovers on the route. The fastest connecting flight is WS7673 by WestJet takes 5h 4m and the cheapest is PD2393 by Porter Airlines for $175.

  • F8 - Freedom Airlines
    from $217
    Find
  • AC - Air Canada
    from $228
    Find
  • AS - Alaska Airlines
    from $242
    Find
  • PD - Porter Airlines
    from $175
    Find
  • OS - Austrian Airlines
    from $2218
    Find
  • AV - Avianca
    from $526
    Find
  • SY - Sun Country Airlines
    from $219
    Find
  • WS - WestJet
    from $177
    Find
  • UA - United Airlines
    from $242
    Find
  • TS - Air Transat
    from $260
    Find
See more connecting flights

Airports

You can fly from Toronto to Denver from 3 airports (Buttonville Municipal, Toronto Island, Pearson International).

Toronto airports

  • Buttonville Municipal-YKZ
    Find
  • Toronto Island-YTZ
    from $175
    Find
  • Pearson International-YYZ
    from $177
    Find

Denver airports

  • Denver International-DEN
    Find
  • Arapahoe Co-APA
    Find

How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.

    To find a plane ticket, please select dates.

Back