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Cheap flights from Porto to London City Airport from £81

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — LCY
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Porto to London City

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to London City (LCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£176

One-way from

£81

Popular in

August

Cheapest in

February

Average price

£107
Iberia
  • Iberia
  • 11/2-16/2
  • 2 total stops
  • 23h 00m total
  • Porto to London
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SWISS
  • SWISS
  • 12/2
  • 1 total stop
  • 5h 00m total
  • Porto to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£22 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£4 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Porto to London City

Cheapest flights from Porto to London City
Explore the most affordable flight options available from Porto to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Thu 6/1111:15OPO - LCY
1 stop5h 20mKLM
Thu 13/1109:20LCY - OPO
1 stop6h 05mKLM
Deal found 16/9£189
Fri 5/1220:40OPO - LCY
1 stop12h 10mIberia
Mon 8/1219:15LCY - OPO
1 stop12h 25mIberia
Deal found 16/9£193
Mon 8/1219:25OPO - LCY
1 stop11h 40mMultiple Airlines
Thu 11/1219:15LCY - OPO
1 stop12h 25mMultiple Airlines
Deal found 17/9£205
Tue 9/1207:30OPO - LCY
1 stop7h 20mMultiple Airlines
Sat 13/1207:35LCY - OPO
1 stop6h 45mMultiple Airlines
Deal found 16/9£207
Tue 11/1111:15OPO - LCY
1 stop5h 20mKLM
Sat 15/1110:00LCY - OPO
1 stop5h 25mKLM
Deal found 16/9£207
Fri 31/1019:00OPO - LCY
1 stop16h 40mSWISS
Fri 7/1109:25LCY - OPO
1 stop8h 15mSWISS
Deal found 16/9£210
Tue 11/1111:15OPO - LCY
1 stop6h 05mKLM
Mon 17/1117:05LCY - OPO
1 stop5h 20mKLM
Deal found 17/9£212
Mon 1/1208:20OPO - LCY
1 stop6h 15mIberia
Thu 4/1207:50LCY - OPO
1 stop12h 10mIberia
Deal found 17/9£215
Mon 22/1211:15OPO - LCY
1 stop7h 10mMultiple Airlines
Mon 29/1209:10LCY - OPO
1 stop10h 50mMultiple Airlines
Deal found 15/9£218
Fri 31/1019:00OPO - LCY
1 stop12h 55mSWISS
Mon 3/1113:30LCY - OPO
1 stop5h 00mSWISS
Deal found 16/9£222
Fri 14/1107:00OPO - LCY
1 stop7h 50mMultiple Airlines
Mon 17/1107:35LCY - OPO
1 stop10h 10mMultiple Airlines
Deal found 17/9£223

Cheapflights Fare Finder

 
Customise your flight search to find flights from Porto to London City 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, Cheapflights users made 858,174 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Porto to London City Airport that are best for you.

Fly from

Porto

Fly to

London City

Route

Depart

Return

Price

PortoLondon

OPO - LCY

OPOLCY

Porto

Wed 18/2

12:10-12:50

1 stop24h 40m

London City

Sun 22/2

19:20-18:30

1 stop23h 10m

£196

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 28/10

19:25-08:45

1 stop13h 20m

London City

Mon 3/11

13:30-18:30

1 stop5h 00m

£197

PortoLondon

OPO - LCY

OPOLCY

Porto

Fri 16/1

11:15-17:20

1 stop6h 05m

London City

Sun 18/1

13:45-22:25

1 stop8h 40m

£199

PortoLondon

OPO - LCY

OPOLCY

Porto

Sun 11/1

06:30-13:15

1 stop6h 45m

London City

Sun 18/1

13:45-22:25

1 stop8h 40m

£199

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 9/12

07:30-14:50

1 stop7h 20m

London City

Sat 13/12

07:35-14:20

1 stop6h 45m

£207

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 11/11

11:15-17:20

1 stop6h 05m

London City

Mon 17/11

17:05-22:25

1 stop5h 20m

£212

PortoLondon

OPO - LCY

OPOLCY

Porto

Tue 11/11

11:15-17:20

1 stop6h 05m

London City

Sat 15/11

10:00-15:25

1 stop5h 25m

£212

PortoLondon

OPO - LCY

OPOLCY

Porto

Mon 1/12

08:20-14:35

1 stop6h 15m

London City

Thu 4/12

07:50-20:00

1 stop12h 10m

£215

PortoLondon

OPO - LCY

OPOLCY

Porto

Wed 18/2

11:15-16:35

1 stop5h 20m

London City

Sat 21/2

08:40-15:25

1 stop6h 45m

£221

PortoLondon

OPO - LCY

OPOLCY

Porto

Fri 14/11

07:00-14:50

1 stop7h 50m

London City

Mon 17/11

07:35-17:45

1 stop10h 10m

£223

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 21 results
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2
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Best time to book a flight from Porto to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Porto with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Porto to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Porto to London City?

    Porto (OPO), located 6.8 mi from the city center, is the airport you fly out of when you book flights from Porto to London City. 0 airlines have flights from Porto to London City on a regular basis. Booking flights from Porto to London City should not be difficult; the airport handles an average of 0 outbound flights to London City per day.

  • How long is the flight from Porto to London City Airport?

    A quick flight from Porto to London City Airport can take about 6h 05m. SWISS provides one of the quickest options available for as low as £199. Porto and London City Airport are separated by a distance of 820 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Porto to London City Airport one-way?

    The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as £81. However, be on the lookout for offers from KLM and Iberia, as they are both options that can get you from Porto to London City Airport for a low price.

  • Can I find deals for flights from Porto to London City that include hotel bookings?

    Yes. In addition to deals on Porto to London City flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Porto to London City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to London City.

  • Can I find deals for business class flights from Porto to London City?

    Yes. Cheapflights offers flight deals from Porto to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Porto to London City Airport?

    Currently, February is the cheapest month in which you can book a flight from Porto to London City Airport (average of £161). Flying from Porto to London City Airport in August is currently the most expensive (average of £214). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Hounslow
Slough
Gatwick
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Winchester
Chichester
Ipswich
Dartford
Guildford
Brentford
Bishop's Stortford
Romford

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Alternative routes for Porto to London City

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Porto to London City?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to London City from Porto today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Porto to London City?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Porto to London City.

Can Cheapflights find flights from Porto to London City with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Porto to London City, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Porto to London City become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to London City from Porto today and book when prices fit your budget.

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