Cheap Flights from Ottawa to Peterborough

View €294 flight on Wed, 16 Jul 2025Opens in a new window

Popular airlines from Ottawa to Peterborough

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Cheap flights from Ottawa to Peterborough (YOW-LHR)

Prices were available within the past 7 days and start at €294 for one-way flights and €683 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 4 Aug - Mon, 11 Aug
YOW
Ottawa
LHR
London
€683 Return, found 5 days ago
€683
Return
found 5 days ago
Select Air Canada flight, departing Mon, 4 Aug from Ottawa to London, returning Mon, 11 Aug, priced at €683 found 5 days ago
Air Canada
Mon, 4 Aug - Mon, 11 Aug
YOW
Ottawa
LHR
London
€689 Return, found 5 days ago
€689
Return
found 5 days ago
Select Air Canada flight, departing Mon, 4 Aug from Ottawa to London, returning Mon, 11 Aug, priced at €689 found 5 days ago
United
Mon, 4 Aug - Mon, 11 Aug
YOW
Ottawa
LHR
London
€997 Return, found 5 days ago
€997
Return
found 5 days ago
Select United flight, departing Mon, 4 Aug from Ottawa to London, returning Mon, 11 Aug, priced at €997 found 5 days ago
Air France
Mon, 25 Aug - Thu, 28 Aug
YOW
Ottawa
LHR
London
€1,503 Return, found 4 days ago
€1,503
Return
found 4 days ago
Select Air France flight, departing Mon, 25 Aug from Ottawa to London, returning Thu, 28 Aug, priced at €1,503 found 4 days ago
Swiss International Air Lines
Mon, 25 Aug - Thu, 28 Aug
YOW
Ottawa
LHR
London
€1,523 Return, found 4 days ago
€1,523
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Mon, 25 Aug from Ottawa to London, returning Thu, 28 Aug, priced at €1,523 found 4 days ago
Brussels Airlines
Sun, 3 Aug - Sun, 10 Aug
YOW
Ottawa
LHR
London
€1,637 Return, found 5 days ago
€1,637
Return
found 5 days ago
Select Brussels Airlines flight, departing Sun, 3 Aug from Ottawa to London, returning Sun, 10 Aug, priced at €1,637 found 5 days ago

Find the cheapest month to fly from Ottawa (YOW) to London (LHR)

February is typically the cheapest month to fly

From €492 - €1,193 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.