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Cheap flights from Hamilton, ON to Ottawa from C$ 189

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — YOW
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hamilton to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Hamilton to Ottawa
Explore the most affordable flight options available from Hamilton to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Thu 28/55:45 p.m.
YHM
-
YOW
2 stops11h 55m
Multiple Airlines
Sun 31/58:35 a.m.
YOW
-
YHM
1 stop13h 59m
Multiple Airlines
Deal found 5/2C$ 446
Tue 24/37:00 a.m.
YHM
-
YOW
1 stop7h 39m
Multiple Airlines
Tue 31/35:45 p.m.
YOW
-
YHM
2 stops28h 33m
Multiple Airlines
Deal found 6/2C$ 519
Thu 7/55:45 p.m.
YHM
-
YOW
1 stop19h 05m
Multiple Airlines
Sun 10/57:05 p.m.
YOW
-
YHM
2 stops22h 10m
Multiple Airlines
Deal found 6/2C$ 529
Fri 27/37:00 a.m.
YHM
-
YOW
1 stop7h 39m
Porter Airlines
Sun 29/38:55 p.m.
YOW
-
YHM
1 stop15h 49m
Porter Airlines
Deal found 6/2C$ 540
Tue 24/37:00 a.m.
YHM
-
YOW
1 stop7h 39m
Porter Airlines
Tue 31/37:25 p.m.
YOW
-
YHM
1 stop26h 53m
Porter Airlines
Deal found 6/2C$ 541
Thu 5/37:00 a.m.
YHM
-
YOW
1 stop7h 39m
Porter Airlines
Thu 12/38:55 p.m.
YOW
-
YHM
1 stop15h 49m
Porter Airlines
Deal found 5/2C$ 543
Fri 1/55:45 p.m.
YHM
-
YOW
1 stop19h 05m
Multiple Airlines
Sun 3/58:35 a.m.
YOW
-
YHM
1 stop13h 59m
Multiple Airlines
Deal found 4/2C$ 544
Thu 5/37:55 p.m.
YHM
-
YOW
2 stops28h 45m
Multiple Airlines
Thu 12/38:55 p.m.
YOW
-
YHM
1 stop15h 49m
Multiple Airlines
Deal found 5/2C$ 547
Tue 10/37:00 a.m.
YHM
-
YOW
1 stop7h 39m
Porter Airlines
Thu 12/38:55 p.m.
YOW
-
YHM
1 stop15h 49m
Porter Airlines
Deal found 7/2C$ 563
Thu 26/26:10 p.m.
YHM
-
YOW
2 stops24h 13m
Multiple Airlines
Thu 5/38:55 p.m.
YOW
-
YHM
1 stop15h 49m
Multiple Airlines
Deal found 6/2C$ 578

Find flight deals from Hamilton to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Hamilton (YHM) to Ottawa (YOW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 8 February 2026.

Round-trip from

C$ 446

One-way from

C$ 189

Popular in

March

Cheapest in

November

Average price

C$ 591
Porter Airlines
  • Porter Airlines
  • 28/5-31/5
  • 3 total stops
  • 25h 54m total
  • Hamilton to Ottawa
Search Deals
Porter Airlines
  • Porter Airlines
  • 7/3
  • 1 total stop
  • 11h 09m total
  • Hamilton to Ottawa
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hamilton to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 8 February 2026.
Use the filters below to find and compare flights from Hamilton to Ottawa that are best for you.

Fly from

Hamilton

Fly to

Ottawa

Route

Depart

Return

Price

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Tue 24/3

7:00 a.m.-2:39 p.m.

1 stop7h 39m

Ottawa

Tue 31/3

5:45 p.m.-10:18 p.m.

2 stops28h 33m

C$ 519

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Fri 27/3

7:00 a.m.-2:39 p.m.

1 stop7h 39m

Ottawa

Sun 29/3

8:55 p.m.-12:44 p.m.

1 stop15h 49m

C$ 540

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Tue 24/3

7:00 a.m.-2:39 p.m.

1 stop7h 39m

Ottawa

Tue 31/3

7:25 p.m.-10:18 p.m.

1 stop26h 53m

C$ 541

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Thu 5/3

7:00 a.m.-2:39 p.m.

1 stop7h 39m

Ottawa

Thu 12/3

8:55 p.m.-12:44 p.m.

1 stop15h 49m

C$ 543

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Fri 1/5

5:45 p.m.-12:50 p.m.

1 stop19h 05m

Ottawa

Sun 3/5

8:35 a.m.-10:34 p.m.

1 stop13h 59m

C$ 544

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Thu 5/3

7:55 p.m.-12:40 a.m.

2 stops28h 45m

Ottawa

Thu 12/3

8:55 p.m.-12:44 p.m.

1 stop15h 49m

C$ 547

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Tue 10/3

7:00 a.m.-2:39 p.m.

1 stop7h 39m

Ottawa

Thu 12/3

8:55 p.m.-12:44 p.m.

1 stop15h 49m

C$ 563

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Thu 16/4

6:10 p.m.-4:53 p.m.

1 stop22h 43m

Ottawa

Mon 20/4

6:00 a.m.-5:16 p.m.

1 stop11h 16m

C$ 596

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Sat 28/3

7:00 a.m.-6:09 p.m.

1 stop11h 09m

Ottawa

Sun 29/3

10:00 a.m.-8:59 p.m.

1 stop10h 59m

C$ 597

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Tue 3/3

5:50 a.m.-4:53 p.m.

1 stop11h 03m

Ottawa

Wed 4/3

5:45 p.m.-5:16 p.m.

1 stop23h 31m

C$ 604

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/2

Showing 1-10 of 22 results
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Best time to book a flight from Hamilton to Ottawa

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

What is the cheapest month to book a flight from Hamilton, Ontario to Ottawa?

Currently, October is the cheapest month in which you can book a flight from Hamilton, Ontario to Ottawa (average of C$ 108). Flying from Hamilton, Ontario to Ottawa in August is currently the most expensive (average of C$ 190). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 8 February 2026.
Get a feel of what it's like to fly with WestJet and Air Canada from Hamilton to Ottawa by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
3,256 reviews
Check prices

Comfort

7.0

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,256 reviews
WestJet
7.2
Good
3,256 reviews
Check prices

Comfort

7.0

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
10,698 reviews
WestJet
7.2
Good
3,256 reviews
Check prices

Comfort

7.0

Food

6.2

Overall

7.2

Crew

7.9

Entertainment

6.1

Boarding

7.4

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

Find useful and relevant information for your journey from Hamilton to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hamilton, Ontario to Ottawa?

    Departing from Hamilton, Ontario to Ottawa will take you 7h 39m. There are 415 km between Hamilton, Ontario and Ottawa.

  • What are the cheapest airlines flying from Hamilton, Ontario to Ottawa round-trip?

    According to our current data, WestJet (C$ 100), and Air Canada (C$ 288) offers the cheapest pricing from Hamilton, Ontario to Ottawa. WestJet is 77% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

  • How can I find direct flights from Hamilton to Ottawa?

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

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

    Yes. Cheapflights offers flight deals from Hamilton 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.

  • What is the cheapest month to book a flight from Hamilton, Ontario to Ottawa?

    Currently, October is the cheapest month in which you can book a flight from Hamilton, Ontario to Ottawa (average of C$ 108). Flying from Hamilton, Ontario to Ottawa in August is currently the most expensive (average of C$ 190). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Pembroke
Wakefield

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hamilton to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Hamilton to Ottawa

Discover the top 2 airlines that operate flights from Hamilton to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 100AverageC$ 184FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 288AverageC$ 446FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Hamilton to Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hamilton to Ottawa. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Hamilton to Ottawa?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Hamilton.

Can Cheapflights find flights from Hamilton to Ottawa with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Hamilton to Ottawa, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Hamilton to Ottawa become cheaper?

Yes! Start tracking prices for Hamilton to Ottawa flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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