CA $530 Cheap Swiss International Air Lines fights from Ottawa (YOW) to London (LON)

View CA $530 flight on Mon, Jul. 21, 2025Opens in a new window

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Swiss International Air Lines flights from Ottawa to London (YOW→LON)

Prices were available within the past 7 days and start at CA $530 for one-way flights and CA $1,075 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Mon, Dec. 1 - Mon, Dec. 8
YOW
Ottawa
LHR
London
CA $1,075 Roundtrip, found 5 hours ago
CA $1,075
Roundtrip
found 5 hours ago
Select Swiss International Air Lines flight, departing Mon, Dec. 1 from Ottawa to London, returning Mon, Dec. 8, priced at CA $1,075 found 5 hours ago
Swiss International Air Lines
Mon, Jul. 21 - Thu, Aug. 21
YOW
Ottawa
LCY
London
CA $1,096 Roundtrip, found 6 days ago
CA $1,096
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Mon, Jul. 21 from Ottawa to London, returning Thu, Aug. 21, priced at CA $1,096 found 6 days ago
Swiss International Air Lines
Tue, Oct. 7 - Wed, Oct. 15
YOW
Ottawa
LGW
London
CA $1,103 Roundtrip, found 1 day ago
CA $1,103
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Tue, Oct. 7 from Ottawa to London, returning Wed, Oct. 15, priced at CA $1,103 found 1 day ago
Swiss International Air Lines
Wed, Nov. 5 - Wed, Dec. 3
YOW
Ottawa
LCY
London
CA $1,110 Roundtrip, found 22 hours ago
CA $1,110
Roundtrip
found 22 hours ago
Select Swiss International Air Lines flight, departing Wed, Nov. 5 from Ottawa to London, returning Wed, Dec. 3, priced at CA $1,110 found 22 hours ago
Swiss International Air Lines
Tue, Nov. 18 - Tue, Nov. 25
YOW
Ottawa
LCY
London
CA $1,134 Roundtrip, found 5 days ago
CA $1,134
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Tue, Nov. 18 from Ottawa to London, returning Tue, Nov. 25, priced at CA $1,134 found 5 days ago
Swiss International Air Lines
Sun, Jul. 20 - Thu, Jul. 24
YOW
Ottawa
LCY
London
CA $1,176 Roundtrip, found 15 hours ago
CA $1,176
Roundtrip
found 15 hours ago
Select Swiss International Air Lines flight, departing Sun, Jul. 20 from Ottawa to London, returning Thu, Jul. 24, priced at CA $1,176 found 15 hours ago
Flight from Ottawa to London (YOW - LHR) route information
Origin airport
Macdonald-Cartier Intl.
Destination airport
Heathrow
Distance
5315 km
*Available to Expedia members.