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

Prices for flights from Ontario Airport to London City Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario 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.

£405 Cheap Flights from Ontario to London City Airport in 2026/27

Find the cheapest flights from Ontario to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

08:44 - 18:30ONT Ontario-LCY London City

25h 46m3 stops Las Vegas Harry Reid Intl San Francisco Zurich

09:15 - 23:23LCY London City-ONT Ontario

22h 08m2 stops Zurich San Francisco

£903Multiple Airlines

Sat, 5 Dec - Tue, 15 Dec

10:32 - 14:00ONT Ontario-LCY London City

19h 28m2 stops Dallas/Fort Worth Madrid Barajas

07:40 - 23:48LCY London City-ONT Ontario

24h 08m2 stops Madrid Barajas Dallas/Fort Worth

£960Iberia

Wed, 2 Dec - Wed, 9 Dec

16:03 - 16:40ONT Ontario-LCY London City

41h 37m2 stops San Francisco Frankfurt am Main

12:15 - 23:06LCY London City-ONT Ontario

41h 51m2 stops Zurich San Francisco

£970Multiple Airlines

Fri, 19 Mar - Sat, 27 Mar

07:05 - 07:15ONT Ontario-LCY London City

16h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:00 - 20:58LCY London City-ONT Ontario

18h 58m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

£1,034KLM

Tue, 1 Dec - Tue, 8 Dec

06:00 - 08:50ONT Ontario-LCY London City

18h 50m2 stops Dallas/Fort Worth Madrid Barajas

09:50 - 21:59LCY London City-ONT Ontario

44h 09m2 stops Frankfurt am Main Houston George Bush Intcntl

£1,058Multiple Airlines

Tue, 1 Dec - Tue, 8 Dec

06:00 - 12:50ONT Ontario-LCY London City

46h 50m2 stops San Francisco Zurich

18:15 - 20:01LCY London City-ONT Ontario

33h 46m2 stops Frankfurt am Main San Francisco

£1,179Multiple Airlines

Fri, 1 Jan - Fri, 15 Jan

00:53 - 11:00ONT Ontario-LCY London City

27h 07m2 stops Chicago O'Hare Intl Dublin

11:40 - 23:34LCY London City-ONT Ontario

18h 54m2 stops Dublin Chicago O'Hare Intl

£1,179Aer Lingus

Thu, 18 Mar - Sat, 27 Mar

10:34 - 14:00ONT Ontario-LCY London City

19h 26m2 stops Dallas/Fort Worth Madrid Barajas

07:40 - 23:13LCY London City-ONT Ontario

23h 33m2 stops Madrid Barajas Dallas/Fort Worth

£1,212Iberia

Tue, 22 Dec - Thu, 7 Jan

22:35 - 08:50ONT Ontario-LCY London City

26h 15m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:00 - 10:00LCY London City-ONT Ontario

32h 00m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

£1,219Delta

Tue, 22 Dec - Thu, 31 Dec

22:35 - 08:50ONT Ontario-LCY London City

26h 15m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

10:00 - 10:00LCY London City-ONT Ontario

32h 00m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

£1,220Delta

Tue, 22 Dec - Thu, 31 Dec

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KLM flights from Ontario to London City Airport

Our best KLM deals on Ontario to London City Airport flight tickets

KLM

1 Dec

ONT07:05Ontario

16h 10m

2 stops

LCY07:15London City

8 Dec

LCY10:00London City

18h 58m

2 stops

ONT20:58Ontario

£1,034

KLM

16 Nov

ONT07:05Ontario

16h 10m

2 stops

LCY07:15London City

30 Nov

LCY07:45London City

18h 49m

2 stops

ONT18:34Ontario

£1,969

KLM

23 Nov

ONT07:05Ontario

16h 10m

2 stops

LCY07:15London City

30 Nov

LCY07:45London City

18h 49m

2 stops

ONT18:34Ontario

£2,184

Iberia flights from Ontario to London City Airport

Our best Iberia deals on Ontario to London City Airport flight tickets

Iberia

2 Dec

ONT10:32Ontario

19h 28m

2 stops

LCY14:00London City

9 Dec

LCY07:40London City

24h 08m

2 stops

ONT23:48Ontario

£960

Iberia

22 Dec

ONT10:34Ontario

19h 26m

2 stops

LCY14:00London City

8 Jan

LCY07:40London City

23h 33m

2 stops

ONT23:13Ontario

£1,212

Iberia

22 Dec

ONT10:34Ontario

19h 26m

2 stops

LCY14:00London City

6 Jan

LCY19:15London City

35h 58m

2 stops

ONT23:13Ontario

£1,221

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sat 5/12

08:44-18:30

3 stops25h 46m

London City

Tue 15/12

09:15-23:23

2 stops22h 08m

£903

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Wed 2/12

10:32-14:00

2 stops19h 28m

London City

Wed 9/12

07:40-23:48

2 stops24h 08m

£960

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Fri 19/3

16:03-16:40

2 stops41h 37m

London City

Sat 27/3

12:15-23:06

2 stops41h 51m

£970

Fastest return journey

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 1/12

07:05-07:15

2 stops16h 10m

London City

Tue 8/12

10:00-20:58

2 stops18h 58m

£1,034

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 1/12

06:00-08:50

2 stops18h 50m

London City

Tue 8/12

09:50-21:59

2 stops44h 09m

£1,058

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Fri 1/1

06:00-12:50

2 stops46h 50m

London City

Fri 15/1

18:15-20:01

2 stops33h 46m

£1,179

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Thu 18/3

00:53-11:00

2 stops27h 07m

London City

Sat 27/3

11:40-23:34

2 stops18h 54m

£1,179

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 22/12

10:34-14:00

2 stops19h 26m

London City

Thu 7/1

07:40-23:13

2 stops23h 33m

£1,212

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 22/12

22:35-08:50

2 stops26h 15m

London City

Thu 31/12

10:00-10:00

2 stops32h 00m

£1,219

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 22/12

22:35-08:50

2 stops26h 15m

London City

Thu 31/12

10:00-10:00

2 stops32h 00m

£1,220

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to London City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ontario to London City?

Delta and Iberia are the most popular carriers operating from Ontario to London City

When to book flights from Ontario to London City Airport

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

Estimated return price

Cheap Ontario to London City Airport (ONT to LCY) flight deals and tips

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

Best price found	£405
Fastest flight time	16h 59m
Direct flights	None

The best one-way flight to London City Airport from Ontario in the past 72 hours is £405. The best return flight deal from Ontario to London City Airport found on momondo in the last 72 hours is £903.

The fastest flight from Ontario to London City Airport takes 16h 59m

There are no direct flights from Ontario to London City Airport. There are no popular flight routes from Ontario to London City Airport.

Search flight deals

Frequently asked questions about flying from Ontario to London City Airport

How far is Ontario to London City by plane?
Ontario and London City are 5422.9 mi apart from one another. In terms of flight time, this usually takes a little over 16h 59m.
When did momondo last update prices for flights from Ontario Airport to London City Airport?
Prices for flights from Ontario Airport to London City Airport refresh daily.
How old do you have to be to fly from Ontario Airport to London City Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario 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.

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Southend-on-Sea

Luton

Ipswich

Slough

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Colchester

Guildford

Hayes

Bedford

Worthing

Winchester

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to London. momondo saves you time and could save you money on your trip.

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

Flights from Ontario 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 Ontario 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 Ontario to London.

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

Of course. momondo tracks the price of Ontario to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.