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Cheap flights from Hamilton, ON to Ottawa from C$ 273

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 22/11. Fares are subject to change and may not be available on all flights or dates of travel.
YHM — YOW
22 Nov — 29 Nov1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Hamilton to Ottawa are usually found in April or February, booked 50 days in advance, depart on a Friday or Saturday and return on a Saturday

Find 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 23 October 2025.

Mon 8/122:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Thu 11/129:30 a.m.YOW - YHM
1 stop28h 50mMultiple Airlines
Deal found 22/10C$ 550
Fri 21/112:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Fri 28/116:55 p.m.YOW - YHM
1 stop28h 52mMultiple Airlines
Deal found 22/10C$ 556
Fri 21/112:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Mon 24/116:55 p.m.YOW - YHM
1 stop28h 52mMultiple Airlines
Deal found 22/10C$ 559
Mon 24/116:10 p.m.YHM - YOW
1 stop22h 43mWestJet
Mon 1/126:00 a.m.YOW - YHM
1 stop11h 17mWestJet
Deal found 22/10C$ 566
Sun 30/117:00 a.m.YHM - YOW
1 stop11h 09mMultiple Airlines
Tue 2/126:00 a.m.YOW - YHM
1 stop17h 47mMultiple Airlines
Deal found 21/10C$ 584
Fri 28/112:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Sun 30/116:00 a.m.YOW - YHM
1 stop11h 17mMultiple Airlines
Deal found 23/10C$ 602
Wed 19/116:10 p.m.YHM - YOW
1 stop30h 30mWestJet
Wed 26/115:45 p.m.YOW - YHM
1 stop23h 32mWestJet
Deal found 22/10C$ 609
Mon 24/112:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Tue 25/116:00 a.m.YOW - YHM
1 stop17h 47mMultiple Airlines
Deal found 22/10C$ 616
Fri 21/112:35 p.m.YHM - YOW
1 stop10h 05mMultiple Airlines
Sun 23/116:00 a.m.YOW - YHM
1 stop17h 47mMultiple Airlines
Deal found 22/10C$ 617

Cheap 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 23 October 2025.

Round-trip from

C$ 514

One-way from

C$ 273

Popular in

May

Cheapest in

April

Average price

C$ 454
WestJet
  • WestJet
  • 8/1-11/1
  • 2 total stops
  • 41h 47m total
  • Hamilton to Ottawa
Search Deals
22/11
  • 22/11
  • 1 total stop
  • 10h 05m total
  • Hamilton to Ottawa
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 23 October 2025.
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

Wed 28/1

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

1 stop22h 43m

Ottawa

Mon 2/2

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

1 stop11h 16m

C$ 514

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Thu 5/2

6:10 p.m.-12:40 a.m.

1 stop30h 30m

Ottawa

Sun 8/2

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

1 stop11h 16m

C$ 514

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Mon 8/12

2:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Thu 11/12

9:30 a.m.-2:20 p.m.

1 stop28h 50m

C$ 550

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Fri 21/11

2:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Mon 24/11

6:55 p.m.-11:47 p.m.

1 stop28h 52m

C$ 559

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Mon 24/11

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

1 stop22h 43m

Ottawa

Mon 1/12

6:00 a.m.-5:17 p.m.

1 stop11h 17m

C$ 566

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Fri 28/11

2:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Sun 30/11

6:00 a.m.-5:17 p.m.

1 stop11h 17m

C$ 602

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Sun 30/11

2:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Tue 2/12

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

2 stops28h 33m

C$ 605

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Mon 24/11

2:35 p.m.-12:40 a.m.

1 stop10h 05m

Ottawa

Tue 25/11

6:00 a.m.-11:47 p.m.

1 stop17h 47m

C$ 616

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Fri 5/12

8:15 a.m.-8:05 p.m.

1 stop11h 50m

Ottawa

Fri 12/12

5:45 p.m.-7:00 p.m.

2 stops25h 15m

C$ 624

HamiltonOttawa

YHM - YOW

YHMYOW

Hamilton

Mon 24/11

8:15 a.m.-8:05 p.m.

1 stop11h 50m

Ottawa

Wed 26/11

6:45 p.m.-5:17 p.m.

2 stops22h 32m

C$ 644

Flights are sorted by cheapest round-trip flights first.

Deals found on 22/10

Showing 1-10 of 21 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

How far ahead should I book a flight from Hamilton, Ontario to Ottawa?

Use this chart to determine the optimal time to book a round-trip flight from Hamilton to Ottawa. Price data was last updated on 17 October 2025.

The price you pay for your flight from Hamilton, Ontario to Ottawa may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Hamilton, Ontario to Ottawa (average of C$ 101). Flying from Hamilton, Ontario to Ottawa in August is currently the most expensive (average of C$ 200). 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.

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

Find hourly flight availability from Hamilton to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 October 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 59% on flights from Hamilton, Ontario to Ottawa by exploring options for tickets in the evening.

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 23 October 2025.
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
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

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
3,139 reviews
WestJet
7.2
Good
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

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
10,350 reviews
WestJet
7.2
Good
3,139 reviews
Check prices

Comfort

7.1

Entertainment

6.1

Boarding

7.4

Crew

7.9

Food

6.2

Overall

7.2

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 22h 43m. 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$ 95), and Air Canada (C$ 315) offers the cheapest pricing from Hamilton, Ontario to Ottawa. WestJet is 78% 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, February is the cheapest month in which you can book a flight from Hamilton, Ontario to Ottawa (average of C$ 101). Flying from Hamilton, Ontario to Ottawa in August is currently the most expensive (average of C$ 200). 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
Prescott
Pembroke
Wakefield

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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 23 October 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 95AverageC$ 188FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 315AverageC$ 451FlexibilityNo 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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