Cheap Flights to Williamstown

View ₩126,900 flight on Thu, Nov 20, 2025Opens in a new window

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How much is the cheapest flight to Williamstown?

Prices were available within the past 7 days and start at ₩126,900 for one-way flights and ₩293,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Nov 20 - Fri, Nov 28
YXX
Abbotsford
YOW
Ottawa
₩293,600 Roundtrip, found 20 hours ago
₩293,600
Roundtrip
found 20 hours ago
Select WestJet flight, departing Thu, Nov 20 from Abbotsford to Ottawa, returning Fri, Nov 28, priced at ₩293,600 found 20 hours ago
Porter Airlines
Sun, Sep 14 - Sat, Sep 20
YVR
Vancouver
YOW
Ottawa
₩325,000 Roundtrip, found 3 days ago
₩325,000
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Sun, Sep 14 from Vancouver to Ottawa, returning Sat, Sep 20, priced at ₩325,000 found 3 days ago
Air Canada
Sun, Sep 21 - Tue, Sep 23
EWR
New York
YOW
Ottawa
₩438,000 Roundtrip, found 1 hour ago
₩438,000
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Sun, Sep 21 from New York to Ottawa, returning Tue, Sep 23, priced at ₩438,000 found 1 hour ago
United
Sun, Sep 21 - Tue, Sep 23
EWR
New York
YOW
Ottawa
₩503,700 Roundtrip, found 1 hour ago
₩503,700
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Sep 21 from New York to Ottawa, returning Tue, Sep 23, priced at ₩503,700 found 1 hour ago
LOT-Polish Airlines
Mon, Oct 20 - Tue, Nov 4
ICN
Seoul
YOW
Ottawa
₩1,468,600 Roundtrip, found 3 days ago
₩1,468,600
Roundtrip
found 3 days ago
Select LOT-Polish Airlines flight, departing Mon, Oct 20 from Seoul to Ottawa, returning Tue, Nov 4, priced at ₩1,468,600 found 3 days ago

Find the cheapest month to fly from Columbus (CMH) to Ottawa (YOW)

April is typically the cheapest month to fly

From ₩730,289 - ₩1,489,055 per traveler.

Graph displaying average flight prices per month

Searching for cheap flights to Williamstown? No travel company presents more choices than Expedia if you're looking to compare flights to Williamstown. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to South Glengarry. Expedia provides the cheapest flights to many destinations in South Glengarry and you may find even greater savings if you combine your flight with a hotel stay in Williamstown.

Flights to Williamstown information
Destination airport
Macdonald-Cartier Intl.
Destination airport IATA code
YOW
Destination city name
Ottawa
Roundtrip price
₩1,110,900

Trending flights to Williamstown

Prices were available within the past 7 days and start at ₩126,900 for one-way flights and ₩293,600 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

WestJet
Thu, Oct 9 - Sun, Oct 26
ICN
Seoul
YOW
Ottawa
₩1,110,900 Roundtrip, found 3 days ago
₩1,110,900
Roundtrip
found 3 days ago
Select WestJet flight, departing Thu, Oct 9 from Seoul to Ottawa, returning Sun, Oct 26, priced at ₩1,110,900 found 3 days ago
*Available to Expedia members.