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Cheap flights from Ottawa to London from C$ 569

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to London departing on 8/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ottawa to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:45 p.m. - 8:40 a.m.
YOW
-
LCY
12h 55m
2 stops
Multiple Airlines Logo
9:15 a.m. - 12:45 a.m.
LCY
-
YOW
20h 30m
2 stops
C$ 1,002Multiple Airlines
Thu, 17 Sep - Mon, 19 Oct
SWISS Logo
2:00 p.m. - 12:35 p.m.
YOW
-
LCY
17h 35m
2 stops
SWISS Logo
9:15 a.m. - 7:10 p.m.
LCY
-
YOW
14h 55m
2 stops
C$ 1,101SWISS
Tue, 6 Oct - Tue, 20 Oct
Multiple Airlines Logo
2:45 p.m. - 8:40 a.m.
YOW
-
LCY
12h 55m
2 stops
Multiple Airlines Logo
9:15 a.m. - 1:40 a.m.
LCY
-
YOW
20h 25m
2 stops
C$ 1,148Multiple Airlines
Thu, 17 Sep - Thu, 29 Oct
Multiple Airlines Logo
2:45 p.m. - 8:40 a.m.
YOW
-
LCY
12h 55m
2 stops
Multiple Airlines Logo
9:15 a.m. - 9:50 p.m.
LCY
-
YOW
16h 35m
2 stops
C$ 1,164Multiple Airlines
Thu, 17 Sep - Wed, 28 Oct
SWISS Logo
4:00 p.m. - 12:35 p.m.
YOW
-
LCY
15h 35m
2 stops
SWISS Logo
9:15 a.m. - 7:10 p.m.
LCY
-
YOW
14h 55m
2 stops
C$ 1,181SWISS
Mon, 12 Oct - Tue, 20 Oct
SWISS Logo
9:00 a.m. - 8:40 a.m.
YOW
-
LCY
18h 40m
2 stops
SWISS Logo
9:15 a.m. - 10:32 p.m.
LCY
-
YOW
18h 17m
2 stops
C$ 1,188SWISS
Tue, 3 Nov - Tue, 10 Nov
SWISS Logo
4:00 p.m. - 12:35 p.m.
YOW
-
LCY
15h 35m
2 stops
SWISS Logo
9:15 a.m. - 9:50 p.m.
LCY
-
YOW
16h 35m
2 stops
C$ 1,200SWISS
Wed, 14 Oct - Wed, 28 Oct
SWISS Logo
4:00 p.m. - 12:35 p.m.
YOW
-
LCY
15h 35m
2 stops
SWISS Logo
9:15 a.m. - 7:10 p.m.
LCY
-
YOW
14h 55m
2 stops
C$ 1,245SWISS
Mon, 7 Sep - Thu, 17 Sep
SWISS Logo
6:10 p.m. - 12:50 p.m.
YOW
-
LCY
14h 40m
2 stops
SWISS Logo
9:15 a.m. - 6:45 p.m.
LCY
-
YOW
14h 30m
2 stops
C$ 1,249SWISS
Tue, 27 Oct - Tue, 10 Nov
SWISS Logo
6:00 p.m. - 6:25 p.m.
YOW
-
LCY
19h 25m
2 stops
SWISS Logo
9:15 a.m. - 9:50 p.m.
LCY
-
YOW
16h 35m
2 stops
C$ 1,255SWISS
Sat, 24 Oct - Mon, 26 Oct

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SWISS flights from Ottawa to London City Airport

Our best SWISS deals on Ottawa to London City Airport flight tickets
SWISS
6 Oct
YOW2:00 p.m.Ottawa
17h 35m
2 stops
LCY12:35 p.m.London City
20 Oct
LCY9:15 a.m.London City
14h 55m
2 stops
YOW7:10 p.m.Ottawa
C$ 1,101
SWISS
12 Oct
YOW4:00 p.m.Ottawa
15h 35m
2 stops
LCY12:35 p.m.London City
20 Oct
LCY9:15 a.m.London City
14h 55m
2 stops
YOW7:10 p.m.Ottawa
C$ 1,181
SWISS
3 Nov
YOW9:00 a.m.Ottawa
18h 40m
2 stops
LCY8:40 a.m.London City
10 Nov
LCY9:15 a.m.London City
18h 17m
2 stops
YOW10:32 p.m.Ottawa
C$ 1,188

KLM flights from Ottawa to London City Airport

Our best KLM deals on Ottawa to London City Airport flight tickets
KLM
12 Aug
YOW5:10 p.m.Ottawa
11h 20m
2 stops
LCY9:30 a.m.London City
18 Aug
LCY7:45 a.m.London City
14h 50m
2 stops
YOW5:35 p.m.Ottawa
C$ 1,188
KLM
12 Aug
YOW5:10 p.m.Ottawa
11h 20m
2 stops
LCY9:30 a.m.London City
18 Aug
LCY7:45 a.m.London City
14h 50m
2 stops
YOW5:35 p.m.Ottawa
C$ 1,192
KLM
12 Aug
YOW5:10 p.m.Ottawa
11h 20m
2 stops
LCY9:30 a.m.London City
18 Aug
LCY7:45 a.m.London City
14h 50m
2 stops
YOW5:35 p.m.Ottawa
C$ 1,195

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to London City Airport 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, momondo users made 96,600 searches. Data last updated 4 August 2026.
Use the filters below to find and compare flights from Ottawa to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Thu 17/9

2:45 p.m.-8:40 a.m.

2 stops12h 55m

London City

Mon 19/10

9:15 a.m.-12:45 a.m.

2 stops20h 30m

C$ 1,002

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Tue 6/10

2:00 p.m.-12:35 p.m.

2 stops17h 35m

London City

Tue 20/10

9:15 a.m.-7:10 p.m.

2 stops14h 55m

C$ 1,101

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Thu 17/9

2:45 p.m.-8:40 a.m.

2 stops12h 55m

London City

Thu 29/10

9:15 a.m.-1:40 a.m.

2 stops20h 25m

C$ 1,148

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Thu 17/9

2:45 p.m.-8:40 a.m.

2 stops12h 55m

London City

Wed 28/10

9:15 a.m.-9:50 p.m.

2 stops16h 35m

C$ 1,164

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Mon 12/10

4:00 p.m.-12:35 p.m.

2 stops15h 35m

London City

Tue 20/10

9:15 a.m.-7:10 p.m.

2 stops14h 55m

C$ 1,181

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Tue 3/11

9:00 a.m.-8:40 a.m.

2 stops18h 40m

London City

Tue 10/11

9:15 a.m.-10:32 p.m.

2 stops18h 17m

C$ 1,188

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Wed 14/10

4:00 p.m.-12:35 p.m.

2 stops15h 35m

London City

Wed 28/10

9:15 a.m.-9:50 p.m.

2 stops16h 35m

C$ 1,200

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Mon 7/9

4:00 p.m.-12:35 p.m.

2 stops15h 35m

London City

Thu 17/9

9:15 a.m.-7:10 p.m.

2 stops14h 55m

C$ 1,245
Quickest round-trip

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Tue 27/10

6:10 p.m.-12:50 p.m.

2 stops14h 40m

London City

Tue 10/11

9:15 a.m.-6:45 p.m.

2 stops14h 30m

C$ 1,249

OttawaLondon

YOW - LCY

YOWLCY

Ottawa

Sat 24/10

6:00 p.m.-6:25 p.m.

2 stops19h 25m

London City

Mon 26/10

9:15 a.m.-9:50 p.m.

2 stops16h 35m

C$ 1,255

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Ottawa to London City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ottawa to London City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ottawa to London City Airport (YOW to LCY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ottawa to London City Airport

Fastest flight time

11h 20m

Direct flights

None
The fastest flight from Ottawa to London City Airport takes 11h 20m
There are no direct flights from Ottawa to London City Airport. There are no popular flight routes from Ottawa to London City Airport.
Search flight deals

Frequently asked questions about flying from Ottawa to London City Airport

  • How far is Ottawa to London City by plane?

    The straight-line distance from Ottawa to London City is 5368.9 km. By plane, this route typically takes 11h 20m.

  • When did momondo last update prices for flights from Ottawa Airport to London City Airport?

    Prices for flights from Ottawa Airport to London City Airport were last updated today.

  • How old do you have to be to fly from Ottawa Airport to London City Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ottawa Airport to London City Airport.

  • What documentation or ID do you need to fly to London City Airport?

    The travel and health documents you'll need for your trip to London City Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London City Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Ottawa to London City Airport

  • How do I get Price Alerts for flights from Ottawa to London City Airport?

    Search flight deals from Ottawa to London City Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Ottawa to London City Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Wembley
Staines-upon-Thames
Slough
Banbury
Ramsgate
Watford
Wokingham
Dartford
Feltham
Crawley
Croydon
Hayes
Richmond
Chelmsford
Waterlooville
Basingstoke
Woking

Why use momondo?

Why should I use momondo to find a flight deal from Ottawa to London?

It is quick and easy to find Ottawa to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from Ottawa to London with flexible booking policies on momondo?

Flights from Ottawa to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ottawa to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ottawa to London.

I’m not ready to book a flight from Ottawa to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Ottawa and alert you when they change.

An easier way to manage your London City Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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