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Cheap flights from Porto to London from £75

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to London departing on 17/3. 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
0 bags
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Find the cheapest flights from Porto to London

Cheap return flights

Enter your travel dates to find the best prices.
SWISS Logo
12:05 - 17:05
OPO
-
LCY
5h 00m
1 stop
SWISS Logo
09:15 - 18:30
LCY
-
OPO
9h 15m
1 stop
£174SWISS
Thu, 26 Feb - Mon, 2 Mar
SWISS Logo
12:05 - 17:05
OPO
-
LCY
5h 00m
1 stop
SWISS Logo
13:30 - 18:35
LCY
-
OPO
5h 05m
1 stop
£175SWISS
Thu, 26 Feb - Tue, 3 Mar
SWISS Logo
19:25 - 08:45
OPO
-
LCY
13h 20m
1 stop
SWISS Logo
13:30 - 18:35
LCY
-
OPO
5h 05m
1 stop
£176SWISS
Thu, 26 Feb - Tue, 3 Mar
KLM Logo
05:00 - 16:35
OPO
-
LCY
11h 35m
1 stop
KLM Logo
18:55 - 10:30
LCY
-
OPO
15h 35m
1 stop
£179KLM
Thu, 26 Feb - Wed, 4 Mar
Multiple Airlines Logo
17:45 - 07:05
OPO
-
LCY
13h 20m
1 stop
Multiple Airlines Logo
07:35 - 17:45
LCY
-
OPO
10h 10m
1 stop
£180Multiple Airlines
Fri, 6 Mar - Mon, 9 Mar
SWISS Logo
19:25 - 08:45
OPO
-
LCY
13h 20m
1 stop
SWISS Logo
13:30 - 18:35
LCY
-
OPO
5h 05m
1 stop
£181SWISS
Thu, 26 Feb - Thu, 12 Mar
SWISS Logo
19:25 - 08:45
OPO
-
LCY
13h 20m
1 stop
SWISS Logo
13:30 - 18:35
LCY
-
OPO
5h 05m
1 stop
£183SWISS
Tue, 10 Mar - Tue, 17 Mar
SWISS Logo
12:05 - 17:05
OPO
-
LCY
5h 00m
1 stop
SWISS Logo
13:30 - 18:35
LCY
-
OPO
5h 05m
1 stop
£186SWISS
Tue, 3 Mar - Tue, 10 Mar
SWISS Logo
19:20 - 08:00
OPO
-
LCY
12h 40m
1 stop
SWISS Logo
19:10 - 11:15
LCY
-
OPO
16h 05m
1 stop
£187SWISS
Fri, 27 Feb - Mon, 2 Mar
SWISS Logo
19:25 - 08:45
OPO
-
LCY
13h 20m
1 stop
SWISS Logo
19:10 - 11:15
LCY
-
OPO
16h 05m
1 stop
£187SWISS
Thu, 26 Feb - Mon, 2 Mar

Iberia flights from Porto to London City Airport

Our best Iberia deals on Porto to London City Airport flight tickets
Iberia
27 Feb
OPO16:40Porto
16h 10m
1 stop
LCY08:50London City
2 Mar
LCY19:15London City
12h 25m
1 stop
OPO07:40Porto
£201
Iberia
26 Feb
OPO16:40Porto
16h 10m
1 stop
LCY08:50London City
2 Mar
LCY19:15London City
12h 25m
1 stop
OPO07:40Porto
£201
Iberia
25 Feb
OPO20:40Porto
12h 10m
1 stop
LCY08:50London City
2 Mar
LCY19:15London City
12h 25m
1 stop
OPO07:40Porto
£202

SWISS flights from Porto to London City Airport

Our best SWISS deals on Porto to London City Airport flight tickets
SWISS
3 Mar
OPO12:05Porto
5h 00m
1 stop
LCY17:05London City
11 Mar
LCY13:30London City
5h 00m
1 stop
OPO18:30Porto
£174
SWISS
26 Feb
OPO12:05Porto
5h 00m
1 stop
LCY17:05London City
3 Mar
LCY13:30London City
5h 05m
1 stop
OPO18:35Porto
£175
SWISS
26 Feb
OPO19:25Porto
13h 20m
1 stop
LCY08:45London City
3 Mar
LCY13:30London City
5h 05m
1 stop
OPO18:35Porto
£176

momondo Fare Finder

 
Customise your flight search to find flights from Porto 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 279,928 searches. Data last updated 12 February 2026.
Use the filters below to find and compare flights from Porto to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

12:05-17:05

1 stop5h 00m

London City

Mon 2/3

09:15-18:30

1 stop9h 15m

£174

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

12:05-17:05

1 stop5h 00m

London City

Tue 3/3

13:30-18:35

1 stop5h 05m

£175

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

19:25-08:45

1 stop13h 20m

London City

Tue 3/3

13:30-18:35

1 stop5h 05m

£176

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

05:00-16:35

1 stop11h 35m

London City

Wed 4/3

18:55-10:30

1 stop15h 35m

£179

PortoLondon

OPO - LCY

OPOLCY

Porto

Fri 6/3

17:45-07:05

1 stop13h 20m

London City

Mon 9/3

07:35-17:45

1 stop10h 10m

£180

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

19:25-08:45

1 stop13h 20m

London City

Thu 12/3

13:30-18:35

1 stop5h 05m

£181

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 10/3

19:25-08:45

1 stop13h 20m

London City

Tue 17/3

13:30-18:35

1 stop5h 05m

£183

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 3/3

12:05-17:05

1 stop5h 00m

London City

Tue 10/3

13:30-18:35

1 stop5h 05m

£186

PortoLondon

OPO - LCY

OPOLCY

Porto

Fri 27/2

19:20-08:00

1 stop12h 40m

London City

Mon 2/3

19:10-11:15

1 stop16h 05m

£187

PortoLondon

OPO - LCY

OPOLCY

Porto

Thu 26/2

19:25-08:45

1 stop13h 20m

London City

Mon 2/3

19:10-11:15

1 stop16h 05m

£187

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Porto 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 Porto to London City?

KLM and Iberia are the most popular carriers operating from Porto to London City

When to book flights from Porto to London City Airport

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

Cheap Porto to London City Airport (OPO to LCY) flight deals and tips

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

Fastest flight time

5h 05m

Direct flights

None
The fastest flight from Porto to London City Airport takes 5h 05m
There are no direct flights from Porto to London City Airport. There are no popular flight routes from Porto to London City Airport.
Search flight deals

  • How far is Porto to London City by plane?

    A flight from Porto to London City will travel around 824.2 mi. A reasonable flight in good conditions will take 5h 05m.

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

    Prices for flights from Porto Airport to London City Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Porto 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 Porto Airport to London City Airport.

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

    The travel and health documents required for your trip to London City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Chelmsford
Hayes
Wembley
Dover
Folkestone
Colchester
Bedford
Worthing
Ramsgate

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto to London . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to London from Porto on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Porto.

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

If you are not ready to book a flight from Porto to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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