In terms of precipitation, rainfall in Ottawa ranges from 2.0 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Ottawa when rainfall is around 2.0 in.

If weather is an important factor for your trip to Ottawa, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 F).

What is the cheapest time of day to fly from DTT to YOW?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Ottawa as you normally would.

Most accurate provider : When it comes to deals on Detroit-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Ottawa flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Detroit-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Detroit to Ottawa that include hotel bookings?

Yes. In addition to deals on Detroit to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Detroit to Ottawa?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Ottawa.

Can I find deals for business class flights from Detroit to Ottawa?

Yes. Cheapflights offers flight deals from Detroit to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$144+ Cheap Flights from Detroit to Ottawa

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Detroit to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Detroit to Ottawa

Cheapest

Best

Last-minute

One-way

Cheapest flights from Detroit to Ottawa
Explore the most affordable flight options available from Detroit to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.

Wed 11/44:29 pm -

1 stop24h 51m

Wed 11/117:05 am -

1 stop16h 32m

Deal found 9/21

$394

Tue 10/205:50 pm -

2 stops22h 30m

Tue 10/277:05 am -

1 stop16h 32m

Deal found 9/22

$427

Thu 10/226:00 pm -

1 stop11h 35m

Thu 10/295:30 am -

2 stops42h 07m

Deal found 9/24

$453

Sun 10/256:41 pm -

2 stops27h 34m

Sun 11/18:00 am -

1 stop24h 52m

Deal found 9/25

$466

Fri 11/202:45 pm -

2 stops7h 30m

Tue 11/247:05 am -

1 stop12h 04m

Deal found 9/23

$469

Best flights from Detroit to Ottawa
Discover carefully curated flight deals from Detroit to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.

Wed 11/43:02 pm -

2 stops23h 28m

Wed 11/117:05 am -

1 stop16h 32m

Deal found 9/21

$419

Tue 10/206:00 am -

1 stop8h 17m

Sat 10/246:00 am -

1 stop13h 02m

Deal found 9/22

$697

Thu 11/55:49 pm -

2 stops20h 41m

Thu 11/127:05 am -

1 stop16h 32m

Deal found 9/20

$516

Fri 10/166:10 pm -

3 stops23h 25m

Mon 10/197:15 am -

2 stops17h 24m

Deal found 9/23

$621

Sun 10/258:59 pm -

1 stop19h 45m

Sun 11/18:00 am -

1 stop24h 52m

Deal found 9/25

$643

Wed 10/76:10 pm -

1 stop18h 45m

Wed 10/148:00 am -

1 stop9h 20m

Deal found 9/24

$657

Tue 10/206:00 pm -

1 stop11h 35m

Tue 10/277:05 am -

1 stop8h 14m

Deal found 9/20

$681

Last-minute flights from Detroit to Ottawa
Discover last-minute flight deals from Detroit to Ottawa. Data last updated September 25, 2026 and is based on user searches.

Fri 10/166:10 pm -

1 stop23h 05m

Mon 10/197:15 am -

1 stop16h 14m

Deal found 9/23

$519

Tue 10/205:50 pm -

2 stops22h 30m

Tue 10/277:05 am -

1 stop16h 32m

Deal found 9/22

$427

Thu 10/226:00 pm -

1 stop11h 35m

Thu 10/295:30 am -

2 stops42h 07m

Deal found 9/24

$453

Sun 10/256:41 pm -

2 stops27h 34m

Sun 11/18:00 am -

1 stop24h 52m

Deal found 9/25

$466

Fri 10/306:00 am -

3 stops19h 00m

Mon 11/27:05 am -

1 stop16h 32m

Deal found 9/23

$486

One-way flights from Detroit to Ottawa
Search for one-way flight options from Detroit to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.

Mon 10/264:29 pm -

1 stop24h 51m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$144

Tue 11/174:29 pm -

1 stop30h 41m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$183

Sat 11/76:00 am -

2 stops42h 01m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$201

Wed 11/46:00 am -

2 stops42h 01m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/22

$204

Fri 11/202:45 pm -

1 stop23h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/23

$222

Find flight deals from Detroit to Ottawa

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$394 (Kiwi.com)
One-way from	$144 (Kiwi.com)

Provider with most accurate pricing for Detroit (DTT)-Ottawa flight deals.

Search Deals

Provider most trusted by Cheapflights users for Detroit (DTT)-Ottawa flights.

Search Deals

From Detroit (DTT) to Ottawa

Search Deals

One-way flight from Detroit (DTT) to Ottawa

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Mon 10/26

4:29 pm-5:20 pm

1 stop24h 51m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$144

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Sat 11/7

6:00 am-12:01 am

2 stops42h 01m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$201

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Wed 11/4

6:00 am-12:01 am

2 stops42h 01m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$204

Quickest round-trip

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Sun 10/11

6:10 pm-5:35 am

1 stop11h 25m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$272

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Sun 10/11

6:41 pm-12:25 am

2 stops29h 44m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$274

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Fri 11/6

7:00 am-5:26 pm

2 stops34h 26m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$294

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Sat 11/7

7:00 am-9:56 pm

1 stop14h 56m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$342

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Wed 11/4

8:30 am-9:56 pm

1 stop13h 26m

Ottawa

Wed 12/31

12:00 am-12:00 am

Nonstop0h 00m

$342

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Wed 11/4

3:02 pm-2:30 pm

2 stops23h 28m

Ottawa

Wed 11/11

7:05 am-11:37 pm

1 stop16h 32m

$419

DetroitOttawa

DTW Detroit Metropolitan Wayne County - YOW Ottawa

DTWYOW

Detroit Metropolitan Wayne County

Thu 11/5

5:49 pm-2:30 pm

2 stops20h 41m

Ottawa

Thu 11/12

7:05 am-11:37 pm

1 stop16h 32m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 15 resultsSorted by cheapest first

Compare providers for flights from Detroit to Ottawa

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Ottawa in September.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Expedia	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Detroit-Ottawa flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Detroit-Ottawa flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Detroit-Ottawa flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Detroit-Ottawa flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Detroit-Ottawa flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Detroit to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Detroit with our price prediction graph.

DTT-YOW

DTW-YOW

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit to Ottawa

DTT-YOW

DTW-YOW

No data available for this route at this time. Please check back soon.

Related info for your journey

Can I find deals for flights from Detroit to Ottawa that include hotel bookings?
Yes. In addition to deals on Detroit to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Detroit to Ottawa?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Ottawa.
Can I find deals for business class flights from Detroit to Ottawa?
Yes. Cheapflights offers flight deals from Detroit to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Gatineau

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Detroit

Ottawa flight routes

Popular flights

Alternative routes for Detroit to Ottawa

O'Hare Intl to Pearson Intl flights

O'Hare Intl to Pierre Elliott Trudeau Intl flights

O'Hare Intl to Toronto Island flights

Midway to Pearson Intl flights

Midway to Toronto Island flights

Detroit to Pierre Elliott Trudeau Intl flights

Detroit to Pearson Intl flights

O'Hare Intl to Ottawa flights

Detroit to Ottawa flights

Midway to Ottawa flights

South Bend to Pearson Intl flights

O'Hare Intl to London flights

Grand Rapids to Ottawa flights

Midway to Thunder Bay flights

Lansing to Pierre Elliott Trudeau Intl flights

Flint to Ottawa flights

Traverse City to Ottawa flights

Muskegon to Ottawa flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$144+ Cheap flights from Detroit (DTT) to Ottawa (YOW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Detroit to Ottawa with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Detroit to Ottawa

Cheapest flights from Detroit to OttawaExplore the most affordable flight options available from Detroit to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.

Explore the most affordable flight options available from Detroit to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.

Best flights from Detroit to OttawaDiscover carefully curated flight deals from Detroit to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.

Discover carefully curated flight deals from Detroit to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.

Last-minute flights from Detroit to OttawaDiscover last-minute flight deals from Detroit to Ottawa. Data last updated September 25, 2026 and is based on user searches.

Discover last-minute flight deals from Detroit to Ottawa. Data last updated September 25, 2026 and is based on user searches.

One-way flights from Detroit to OttawaSearch for one-way flight options from Detroit to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.

Search for one-way flight options from Detroit to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.

Find flight deals from Detroit to Ottawa

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Detroit to Ottawa that are best for you.

Compare providers for flights from Detroit to Ottawa

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Detroit to Ottawa in September.

Best time to book a flight from Detroit to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Detroit with our price prediction graph.

Cheapflights Insights

Related info for your journey

Can I find deals for flights from Detroit to Ottawa that include hotel bookings?

How can I find direct flights from Detroit to Ottawa?

Can I find deals for business class flights from Detroit to Ottawa?

Traveling to a place near Ottawa?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ottawa by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Detroit to Ottawa by cabin class

Find flights from Detroit to Ottawa, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Detroit and Ottawa flights

Browse other Detroit and Ottawa flight options. Last updated on September 25, 2026.

Other flights from Detroit

Browse through other flights departing from Detroit. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.

Other flights to Ottawa

Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Detroit to Ottawa
Explore the most affordable flight options available from Detroit to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2026.

Best flights from Detroit to Ottawa
Discover carefully curated flight deals from Detroit to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.

Last-minute flights from Detroit to Ottawa
Discover last-minute flight deals from Detroit to Ottawa. Data last updated September 25, 2026 and is based on user searches.

One-way flights from Detroit to Ottawa
Search for one-way flight options from Detroit to Ottawa. Find affordable one-way fares based on user searches. Data last updated September 25, 2026.