Flights from Denver to Ottawa
Pick a departure date to see flights and seller prices
We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.
Where to connect
Options with one connection, fastest first
- fastest, via Toronto
- 7h 21m
- two tickets, via New York
- $228
- connection options
- 5
- straight-line distance
- 1,532 mi (2,465 km)
fastest
Via Toronto
Canada
7h 21m
with the connection
Denver to Toronto
flight 3h 13m
Connection of about 3h
Arrival: Pearson International. Departure to Ottawa: Hamilton, Pearson International, Toronto City Centre.
Toronto to Ottawa
flight 1h 8m
two ticketsfrom $387
Via Montreal
Canada
7h 37m
with the connection
Via Chicago
7h 46m
with the connection
two ticketsfrom $632
Via Washington
8h 12m
with the connection
Denver to Washington
flight 3h 25m
Connection of about 3h
Arrival: Baltimore/Wash International Thurgood Marshall, Ronald Reagan National, Washington Dulles International. Departure to Ottawa: Ronald Reagan National, Washington Dulles International.
Washington to Ottawa
flight 1h 47m
two ticketsfrom $550
Via New York
8h 22m
with the connection
Denver to New York
flight 3h 41m
Connection of about 3h
Arrival: John F. Kennedy International, LaGuardia, Newark Liberty International. Departure to Ottawa: Newark Liberty International.
New York to Ottawa
flight 1h 41m
two ticketsfrom $228
One ticket or two
How the options are calculated and what to keep in mind at the connection
Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.
Nearest nonstop flights
The closest you can get without a connection
From Denver to cities closest to Ottawa
Denver to Montreal
Montreal: 104 mi (168 km) from Ottawa, flight 3h 45m
Denver to Toronto
Toronto: 218 mi (351 km) from Ottawa, flight 3h 13m
from $301
Denver to Buffalo
Buffalo: 235 mi (378 km) from Ottawa, flight 3h 5m
from $241
Denver to Boston
Boston: 313 mi (503 km) from Ottawa, flight 3h 54m
from $117
Denver to New York
New York: 336 mi (540 km) from Ottawa, flight 3h 41m
from $120
Denver to Philadelphia
Philadelphia: 378 mi (609 km) from Ottawa, flight 3h 33m
from $139
To Ottawa from cities closest to Denver
Winnipeg to Ottawa
Winnipeg: 798 mi (1,285 km) from Denver, flight 2h 34m
from $203
Calgary to Ottawa
Calgary: 895 mi (1,441 km) from Denver, flight 3h 50m
from $221
Chicago to Ottawa
Chicago: 918 mi (1,477 km) from Denver, flight 2h 18m
from $360
Thunder Bay to Ottawa
Thunder Bay: 980 mi (1,577 km) from Denver, flight 2h 10m
from $176
Kelowna to Ottawa
Kelowna: 995 mi (1,602 km) from Denver, flight 4h 20m
from $256
Edmonton to Ottawa
Edmonton: 1,034 mi (1,664 km) from Denver, flight 3h 50m
from $181
Frequently asked questions
Is there a nonstop flight from Denver to Ottawa?
There are no nonstop flights in the schedule. You will need a connection, the fastest is via Toronto.
What is the fastest way to fly from Denver to Ottawa?
Via Toronto: 3h 13m to the connection, 1h 8m after it, about 7h 21m in total with 3h for the connection.
How much does a flight from Denver to Ottawa with a connection cost?
Two nonstop tickets via New York from $228. This is the sum of the lowest known prices for each leg, and their dates may not match.
Which cities can you connect in between Denver and Ottawa?
Toronto (7h 21m total), Montreal (7h 37m total), Chicago (7h 46m total), Washington (8h 12m total) and New York (8h 22m total).
How far is Ottawa from Denver?
1,532 mi (2,465 km) in a straight line between the cities.
How much time should I allow for the connection?
The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.