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.

£261 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.

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

19h 26m2 stops Dallas/Fort Worth Madrid Barajas

19:15 - 09:42LCY London City-ONT Ontario

22h 27m2 stops Madrid Barajas Dallas/Fort Worth

£675Iberia

Wed, 24 Feb - Mon, 1 Mar

17:05 - 16:40ONT Ontario-LCY London City

15h 35m2 stops Salt Lake City Amsterdam Schiphol

12:10 - 22:43LCY London City-ONT Ontario

18h 33m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

£720Delta

Sun, 4 Apr - Sat, 10 Apr

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

19h 50m2 stops Dallas/Fort Worth Madrid Barajas

09:35 - 23:59LCY London City-ONT Ontario

22h 24m2 stops Madrid Barajas Dallas/Fort Worth

£875Iberia

Tue, 16 Mar - Wed, 31 Mar

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

19h 50m2 stops Dallas/Fort Worth Madrid Barajas

19:15 - 23:59LCY London City-ONT Ontario

36h 44m2 stops Madrid Barajas Dallas/Fort Worth

£883Iberia

Tue, 16 Mar - Tue, 30 Mar

06:00 - 14:15ONT Ontario-LCY London City

25h 15m2 stops Dallas/Fort Worth Madrid Barajas

09:35 - 23:59LCY London City-ONT Ontario

22h 24m2 stops Madrid Barajas Dallas/Fort Worth

£886Iberia

Sun, 14 Mar - Wed, 31 Mar

06:00 - 14:15ONT Ontario-LCY London City

25h 15m2 stops Dallas/Fort Worth Madrid Barajas

19:15 - 23:59LCY London City-ONT Ontario

36h 44m2 stops Madrid Barajas Dallas/Fort Worth

£894Iberia

Sun, 14 Mar - Tue, 30 Mar

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

16h 10m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

18:55 - 17:15LCY London City-ONT Ontario

30h 20m2 stops Amsterdam Schiphol Seattle/Tacoma Intl

£907KLM

Mon, 23 Nov - Mon, 30 Nov

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

19h 50m2 stops Dallas/Fort Worth Madrid Barajas

09:35 - 23:59LCY London City-ONT Ontario

22h 24m2 stops Madrid Barajas Dallas/Fort Worth

£912Iberia

Tue, 16 Mar - Mon, 29 Mar

07:00 - 14:15ONT Ontario-LCY London City

24h 15m2 stops Dallas/Fort Worth Madrid Barajas

09:35 - 23:59LCY London City-ONT Ontario

22h 24m2 stops Madrid Barajas Dallas/Fort Worth

£920Iberia

Sun, 14 Mar - Wed, 31 Mar

06:00 - 14:15ONT Ontario-LCY London City

25h 15m2 stops Dallas/Fort Worth Madrid Barajas

09:35 - 23:59LCY London City-ONT Ontario

22h 24m2 stops Madrid Barajas Dallas/Fort Worth

£923Iberia

Sun, 14 Mar - Mon, 29 Mar

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Iberia flights from Ontario to London City Airport

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

Iberia

24 Feb

ONT10:34Ontario

19h 26m

2 stops

LCY14:00London City

1 Mar

LCY19:15London City

22h 27m

2 stops

ONT09:42Ontario

£675

Iberia

16 Mar

ONT06:00Ontario

19h 50m

2 stops

LCY08:50London City

31 Mar

LCY09:35London City

22h 24m

2 stops

ONT23:59Ontario

£875

Iberia

16 Mar

ONT06:00Ontario

19h 50m

2 stops

LCY08:50London City

30 Mar

LCY19:15London City

36h 44m

2 stops

ONT23:59Ontario

£883

Delta flights from Ontario to London City Airport

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

Delta

4 Apr

ONT17:05Ontario

15h 35m

2 stops

LCY16:40London City

10 Apr

LCY12:10London City

18h 33m

2 stops

ONT22:43Ontario

£720

Delta

23 Dec

ONT11:14Ontario

21h 21m

2 stops

LCY16:35London City

13 Jan

LCY08:40London City

21h 04m

2 stops

ONT21:44Ontario

£970

Delta

12 Nov

ONT07:05Ontario

18h 25m

2 stops

LCY09:30London City

25 Nov

LCY09:20London City

19h 34m

2 stops

ONT20:54Ontario

£1,115

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

Wed 24/2

10:34-14:00

2 stops19h 26m

London City

Mon 1/3

19:15-09:42

2 stops22h 27m

£675

Fastest return journey

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sun 4/4

17:05-16:40

2 stops15h 35m

London City

Sat 10/4

12:10-22:43

2 stops18h 33m

£720

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 16/3

06:00-08:50

2 stops19h 50m

London City

Wed 31/3

09:35-23:59

2 stops22h 24m

£875

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 16/3

06:00-08:50

2 stops19h 50m

London City

Tue 30/3

19:15-23:59

2 stops36h 44m

£883

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sun 14/3

06:00-14:15

2 stops25h 15m

London City

Wed 31/3

09:35-23:59

2 stops22h 24m

£886

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sun 14/3

06:00-14:15

2 stops25h 15m

London City

Tue 30/3

19:15-23:59

2 stops36h 44m

£894

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Mon 23/11

07:05-07:15

2 stops16h 10m

London City

Mon 30/11

18:55-17:15

2 stops30h 20m

£907

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Tue 16/3

06:00-08:50

2 stops19h 50m

London City

Mon 29/3

09:35-23:59

2 stops22h 24m

£912

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sun 14/3

07:00-14:15

2 stops24h 15m

London City

Wed 31/3

09:35-23:59

2 stops22h 24m

£920

OntarioLondon

ONT Ontario - LCY London City

ONTLCY

Ontario

Sun 14/3

06:00-14:15

2 stops25h 15m

London City

Mon 29/3

09:35-23:59

2 stops22h 24m

£923

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?

KLM, Delta, and SWISS 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	£261
Fastest flight time	16h 10m
Direct flights	None

The best one-way flight to London City Airport from Ontario in the past 72 hours is £261. The best return flight deal from Ontario to London City Airport found on momondo in the last 72 hours is £675.

The fastest flight from Ontario to London City Airport takes 16h 10m

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 10m.
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.

Eastbourne

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Ipswich

Slough

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Colchester

Chichester

Hayes

Bedford

Guildford

Winchester

Worthing

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.