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Cheap flights from Portland to London from $432

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to London departing on 10/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

SWISS Logo
10:47 am - 5:05 pmPDX-LCY
22h 18m2 stops
SWISS Logo
9:25 am - 10:08 pmLCY-PDX
20h 43m2 stops
$593SWISS
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Mon, Feb 9 - Fri, Feb 20
Virgin Atlantic Logo
1:15 pm - 9:30 amPDX-LCY
12h 15m1 stop
Virgin Atlantic Logo
5:05 pm - 12:25 pmLCY-PDX
26h 20m1 stop
$597Virgin Atlantic
Find Deal
Mon, Oct 20 - Thu, Oct 30
SWISS Logo
10:52 am - 12:50 pmPDX-LCY
17h 58m2 stops
SWISS Logo
9:25 am - 10:15 pmLCY-PDX
20h 50m2 stops
$598SWISS
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Tue, Nov 18 - Fri, Dec 5
Virgin Atlantic Logo
3:19 pm - 5:20 pmPDX-LCY
18h 01m2 stops
Virgin Atlantic Logo
5:50 pm - 11:25 amLCY-PDX
25h 35m1 stop
$601Virgin Atlantic
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Tue, Oct 14 - Tue, Nov 11
Delta Logo
7:05 am - 8:50 amPDX-LCY
17h 45m2 stops
Delta Logo
8:40 am - 5:43 pmLCY-PDX
17h 03m2 stops
$611Delta
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Wed, Nov 19 - Thu, Nov 27
Delta Logo
3:19 pm - 4:40 pmPDX-LCY
17h 21m2 stops
Delta Logo
10:00 am - 10:40 pmLCY-PDX
20h 40m2 stops
$612Delta
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Wed, Oct 8 - Tue, Oct 14
Lufthansa Logo
2:15 pm - 4:25 pmPDX-LCY
18h 10m2 stops
Lufthansa Logo
9:40 am - 9:26 pmLCY-PDX
18h 46m2 stops
$671Lufthansa
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Tue, Oct 21 - Thu, Oct 30
Multiple Airlines Logo
8:20 am - 12:50 pmPDX-LCY
21h 30m2 stops
Multiple Airlines Logo
9:50 am - 12:26 amLCY-PDX
22h 36m2 stops
$677Multiple Airlines
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Wed, Oct 29 - Wed, Nov 5
Multiple Airlines Logo
11:05 am - 12:30 pmPDX-LCY
17h 25m2 stops
Multiple Airlines Logo
7:10 pm - 6:40 pmLCY-PDX
31h 30m2 stops
$679Multiple Airlines
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Tue, Oct 14 - Tue, Nov 11
Lufthansa Logo
9:55 am - 4:25 pmPDX-LCY
22h 30m2 stops
Lufthansa Logo
7:10 pm - 6:31 pmLCY-PDX
31h 21m2 stops
$709Lufthansa
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Mon, Oct 13 - Mon, Oct 20

Virgin Atlantic flights from Portland to London City Airport

Our best Virgin Atlantic deals on Portland to London City Airport flight tickets
Virgin Atlantic
Oct 20
PDX1:15 pmPortland
12h 15m
1 stop
LCY9:30 amLondon City
Oct 30
LCY5:05 pmLondon City
26h 20m
1 stop
PDX12:25 pmPortland
$597
Find similar
Virgin Atlantic
Oct 14
PDX3:19 pmPortland
18h 01m
2 stops
LCY5:20 pmLondon City
Nov 11
LCY5:50 pmLondon City
25h 35m
1 stop
PDX11:25 amPortland
$601
Find similar
Virgin Atlantic
Oct 6
PDX1:15 pmPortland
19h 25m
1 stop
LCY4:40 pmLondon City
Oct 22
LCY8:40 amLondon City
18h 39m
2 stops
PDX7:19 pmPortland
$607
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British Airways flights from Portland to London City Airport

Our best British Airways deals on Portland to London City Airport flight tickets
British Airways
Sep 24
PDX5:38 amPortland
22h 17m
2 stops
LCY11:55 amLondon City
Oct 1
LCY2:45 pmLondon City
36h 10m
2 stops
PDX6:55 pmPortland
$874
Find similar
British Airways
Sep 24
PDX5:38 amPortland
22h 17m
2 stops
LCY11:55 amLondon City
Oct 1
LCY2:45 pmLondon City
36h 10m
2 stops
PDX6:55 pmPortland
$875
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momondo Fare Finder

 
Customize your flight search to find flights from Portland 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 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Portland to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 2/9

10:47 am-5:05 pm

2 stops22h 18m

London City

Fri 2/20

9:25 am-10:08 pm

2 stops20h 43m

$593

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 10/20

1:15 pm-9:30 am

1 stop12h 15m

London City

Thu 10/30

5:05 pm-12:25 pm

1 stop26h 20m

$597

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 11/18

10:52 am-12:50 pm

2 stops17h 58m

London City

Fri 12/5

9:25 am-10:15 pm

2 stops20h 50m

$598

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 10/14

3:19 pm-5:20 pm

2 stops18h 01m

London City

Tue 11/11

5:50 pm-11:25 am

1 stop25h 35m

$601

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 11/19

7:05 am-8:50 am

2 stops17h 45m

London City

Thu 11/27

8:40 am-5:43 pm

2 stops17h 03m

$611

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 10/8

3:19 pm-4:40 pm

2 stops17h 21m

London City

Tue 10/14

10:00 am-10:40 pm

2 stops20h 40m

$612

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 10/21

2:15 pm-4:25 pm

2 stops18h 10m

London City

Thu 10/30

9:40 am-9:26 pm

2 stops18h 46m

$671

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 10/29

8:20 am-12:50 pm

2 stops21h 30m

London City

Wed 11/5

9:50 am-12:26 am

2 stops22h 36m

$677

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 10/14

11:05 am-12:30 pm

2 stops17h 25m

London City

Tue 11/11

7:10 pm-6:40 pm

2 stops31h 30m

$679

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 10/13

9:55 am-4:25 pm

2 stops22h 30m

London City

Mon 10/20

7:10 pm-6:31 pm

2 stops31h 21m

$709

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Portland 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 time of day to depart on your flight to London City Airport?

Our most recent data shows that the best time of day to fly to London City Airport is in the afternoon. Flights from Portland to London City Airport during this time can be as low as $717. Flights at noon are often more expensive with an average ticket price of $1,417.

When to book flights from Portland to London City Airport

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

Cheap Portland to London City Airport (PDX to LCY) flight deals and tips

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

Direct flights

None
There are no direct flights from Portland to London City Airport. There are no popular flight routes from Portland to London City Airport.
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  • How far is Portland to London City by plane?

    Portland and London City are 4914.3 mi apart from one another. Flights usually cover this in 11h 15m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The required travel and health documents for your London City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Dover
Luton
Slough
Milton Keynes
Hayes
Guildford
Dartford
Crawley
Stansted
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Wembley
Richmond
Croydon

Why use momondo?

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

It is quick and easy to find Portland 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 Portland to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland 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 Portland.

I’m not ready to book a flight from Portland 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 Portland 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.
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