Ottawa

Cheap flights from Denver (DEN) to Ottawa (YOW)

The best prices from Denver Intl to Ottawa are usually found in May or June, booked 52 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

How to find the cheapest flight from Denver to Ottawa

All the information you need to plan the best DEN to YOW flight in 2022: compare Denver to Ottawa flight prices with the expected peak season, weather and rainfall in Ottawa.

DEN - YOW

Price

$260 - $558

YOW

Temperature

14 - 69.8 °F

YOW

Precipitation

2 - 3.7 inches

Popular in

December

High demand for flights, 26% potential price rise

Cheapest in

May

Best time to find cheap flights, 37% potential price drop

Round-trip from

$260

From Denver Intl to Ottawa

One-way from

$244

One-way flight from Denver Intl to Ottawa

What is the cheapest day to fly round-trip from Denver to Ottawa?

Friday flights are found to be more expensive to fly from Denver to Ottawa. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ottawa.

How far in advance should I book a flight from Denver to Ottawa?

To save on the cost of your flight from Denver to Ottawa, book at least 52 days before your planned departure. Booking around this time can save you about 9% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $408 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $408.

What is the cheapest month to fly from Denver to Ottawa?

Flights from Denver to Ottawa lean towards being more expensive in December. Prices are generally better when you fly from Denver to Ottawa in May, with the cheapest ticket starting at $260.

When is the cheapest time to fly from Denver to Ottawa (DEN - YOW)?

A simple way to save on the total cost of your ticket is to fly from Denver to Ottawa in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight in the morning.

Cheap flights from Denver to Ottawa in January, February 2022

The best prices found for DEN to YOW flights for January, February
Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$390

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

1 stop

13h 14m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$391

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

2 stops

32h 50m
$405

Multiple Airlines

View Deal

Deal found 1/18/22

Denver to Ottawa 2022 flight deals

Cheap flights to Ottawa from Denver found for this year
Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$390

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

1 stop

13h 14m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$391

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

2 stops

32h 50m
$405

Multiple Airlines

View Deal

Deal found 1/18/22

Last minute flights from Denver to Ottawa

Late deals on return flights to Ottawa from Denver, departing today and this week
Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$390

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

1 stop

13h 14m
YOW

Ottawa

DEN

Denver Intl

1 stop

18h 26m
$391

Multiple Airlines

View Deal

Deal found 1/18/22

Jan 29 - Feb 13
DEN

Denver Intl

YOW

Ottawa

2 stops

21h 41m
YOW

Ottawa

DEN

Denver Intl

2 stops

32h 50m
$405

Multiple Airlines

View Deal

Deal found 1/18/22

One-way flights to Ottawa from Denver

The cheapest one-way flights from Denver to Ottawa
Feb 2
DEN

Denver Intl

YOW

Ottawa

3 stops

17h 38m
$232

Multiple Airlines

View Deal

Deal found 1/17/22

Feb 2
DEN

Denver Intl

YOW

Ottawa

2 stops

12h 51m
$244

Multiple Airlines

View Deal

Deal found 1/17/22

Feb 2
DEN

Denver Intl

YOW

Ottawa

1 stop

5h 59m
$288

Air Canada

View Deal

Deal found 1/17/22

Related info for your journey

Useful info, stats and facts about Denver to Ottawa flights.

Which airlines flying from Denver Intl to Ottawa have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Denver Intl to Ottawa that may be offering flexible cancellation policies are United Airlines, Air Canada, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Denver to Ottawa for under $500 on Cheapflights?

Yes, there are multiple flights from Denver to Ottawa for under $500. The cheapest flight booked recently is on Multiple Airlines for just $486, but on average you can expect to pay $541.

Are there last-minute flights available from Denver to Ottawa for under $400?

There are currently 11+ open flights from Denver to Ottawa within the next 7 days for less than $400.

What are the cheapest airlines flying from Denver to Ottawa round-trip?

Our cheapest airline available from Denver to Ottawa is Air Canada. Our recent data shows that you can find tickets from as low as $498 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $562 and $570 round-trip.

What are the most popular airlines that fly from Denver to Ottawa?

When booking a flight from Denver to Ottawa, you may want to consider flying on American Airlines, Air Canada or Delta as they are the most popular for this route.

What are the cheapest flights from Denver to Ottawa?

The cheapest flight price from Denver to Ottawa is $133. On average you can expect to pay $270. The most popular route, (Denver Intl - Ottawa), can usually be booked for $486.

Can I fly to Ottawa from Denver Intl right now?

Information is based on travel restrictions from Denver Intl to Ottawa

Most visitors from Denver Intl need to provide a negative COVID-19 test result and/or quarantine to enter Ottawa.

COVID-19 testing requirements
Visitors from Denver Intl must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Ottawa.

Quarantine requirements
Visitors from Denver Intl are not required to quarantine after entering Ottawa.

Documents
Compassionate entry for travellers and limited release from quarantine - Foreign nationals traveling without an advance written approval for an exemption of a border restriction may be denied entry into Canada.


Can I fly back to Denver Intl from Ottawa?

Returning to Denver Intl from Ottawa

COVID-19 testing requirements
Visitors from Ottawa must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 24 hours before departing to Denver Intl.

Quarantine requirements
Visitors from Ottawa are not required to quarantine after entering Denver Intl.

Top 5 airlines flying from Denver to Ottawa

The chart below displays the airlines Cheapflights users traveling from Denver to Ottawa choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
WestJet
Cheapest$93
Average$214
FlexibilityNo cancel fee
On-time60%
COVID-19 safety
Delta
Cheapest$143
Average$345
FlexibilityNo cancel fee
On-timeN/A
COVID-19 safety
American Airlines
Cheapest$156
Average$286
FlexibilityNo cancel fee
On-time71%
COVID-19 safety
United Airlines
Cheapest$158
Average$444
FlexibilityNo cancel fee
On-time69%
COVID-19 safety
Air Canada
Cheapest$220
Average$491
FlexibilityNo cancel fee
On-time67%
COVID-19 safety