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Cheap flights from New Windsor to Ottawa from C$ 237

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — YOW
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stewart to Ottawa

Enter your travel dates to find the best prices.

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 24 April 2026.

Fri 24/411:40 a.m.
SWF
-
YOW
1 stop12h 18m
Multiple Airlines
Thu 30/44:20 p.m.
YOW
-
SWF
1 stop18h 30m
Multiple Airlines
Deal found 23/4C$ 792
Thu 23/411:48 a.m.
SWF
-
YOW
1 stop29h 25m
Multiple Airlines
Sat 25/44:20 p.m.
YOW
-
SWF
1 stop18h 48m
Multiple Airlines
Deal found 21/4C$ 884
Sun 26/411:45 a.m.
SWF
-
YOW
1 stop12h 40m
Multiple Airlines
Tue 28/46:55 p.m.
YOW
-
SWF
2 stops40h 00m
Multiple Airlines
Deal found 24/4C$ 1,161

Find 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 24 April 2026.

Popular in

October

Cheapest in

May

Average price

C$ 408
Highest demand for flights based on searches. 13% potential increase in price (C$ 93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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 629,999 searches. Data last updated 24 April 2026.
Use the filters below to find and compare flights from New Windsor to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Thu 28/5

9:38 a.m.-2:33 p.m.

1 stop28h 55m

C$ 237

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Fri 5/6

9:39 a.m.-5:35 p.m.

2 stops31h 56m

C$ 252
Quickest one-way

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Thu 30/4

11:45 a.m.-12:25 a.m.

1 stop12h 40m

C$ 300

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Sat 20/6

12:05 p.m.-8:10 p.m.

3 stops32h 05m

C$ 328

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Mon 1/6

9:41 a.m.-4:53 p.m.

2 stops31h 12m

C$ 349

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Sat 27/6

8:00 p.m.-12:20 a.m.

2 stops28h 20m

C$ 453

New WindsorOttawa

SWF - YOW

SWFYOW

New Windsor Stewart

Sun 20/9

11:13 a.m.-7:39 p.m.

3 stops32h 26m

C$ 484

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/4

Sorted by cheapest first

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.

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.

Travelling to a place near Ottawa?

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

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Alternative routes for Stewart to Ottawa

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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 Stewart to Ottawa?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Stewart 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 Stewart 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 Stewart.

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

Certainly. Search results for flights to Ottawa from Stewart shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Stewart 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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