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$140+ Cheap flights from New Windsor (SWF) to Ottawa (YOW)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — YOW
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find flight deals from Stewart to Ottawa

Cheapest flights from Stewart to Ottawa
Explore the most affordable flight options available from Stewart to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:31 amSWF - YOW
2 stops25h 47mMultiple Airlines
Sun 11/212:05 pmYOW - SWF
2 stops23h 06mMultiple Airlines
Deal found 10/26$478

Cheap flight deals from Stewart to Ottawa

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) 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 October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

October

Cheapest in

May

Average price

$385
Provider with most accurate pricing for New Windsor Stewart-Ottawa flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-Ottawa flights.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 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 Stewart 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 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from New Windsor to Ottawa that are best for you.

Fly from

Stewart

Fly to

Ottawa

Route

Depart

Return

Price

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Fri 10/31

11:31 am-1:18 pm

2 stops25h 47m

Ottawa

Sun 11/2

12:05 pm-11:11 am

2 stops23h 06m

$478

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Mon 12/15

12:27 pm-12:25 am

1 stop11h 58m

$140

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Fri 10/31

12:24 pm-5:13 pm

2 stops28h 49m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

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

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Stewart 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 New Windsor to Ottawa

What is the cheapest month to book a flight from New Windsor to Ottawa?

Currently, February is the cheapest month in which you can book a flight from New Windsor to Ottawa (average of $91). Flying from New Windsor to Ottawa in October is currently the most expensive (average of $133). 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.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Stewart 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 New Windsor to Ottawa?

    Currently, February is the cheapest month in which you can book a flight from New Windsor to Ottawa (average of $91). Flying from New Windsor to Ottawa in October is currently the most expensive (average of $133). 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

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

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