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Cheap flights from Portland to London from $411

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 2/1. 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 Portland to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
6:00 am - 9:30 am
PDX
-
LCY
19h 30m2 stops
Virgin Atlantic Logo
5:05 pm - 11:25 am
LCY
-
PDX
26h 20m1 stop
$654Virgin Atlantic
Tue, Feb 3 - Tue, Feb 10
Virgin Atlantic Logo
1:25 pm - 9:30 am
PDX
-
LCY
12h 05m1 stop
Virgin Atlantic Logo
8:40 am - 8:30 pm
LCY
-
PDX
19h 50m2 stops
$660Virgin Atlantic
Wed, Feb 18 - Wed, Feb 25
SWISS Logo
10:56 am - 12:55 pm
PDX
-
LCY
17h 59m2 stops
SWISS Logo
7:10 pm - 10:45 pm
LCY
-
PDX
34h 35m2 stops
$663SWISS
Wed, Mar 4 - Tue, Mar 10
Virgin Atlantic Logo
7:00 am - 7:15 am
PDX
-
LCY
16h 15m2 stops
Virgin Atlantic Logo
8:40 am - 5:33 pm
LCY
-
PDX
16h 53m2 stops
$664Virgin Atlantic
Mon, Feb 9 - Wed, Feb 25
Virgin Atlantic Logo
7:00 am - 8:10 am
PDX
-
LCY
17h 10m2 stops
Virgin Atlantic Logo
7:45 am - 8:25 pm
LCY
-
PDX
20h 40m2 stops
$665Virgin Atlantic
Mon, Feb 9 - Wed, Feb 25
British Airways Logo
7:38 am - 8:50 am
PDX
-
LCY
41h 12m2 stops
British Airways Logo
7:50 am - 11:29 pm
LCY
-
PDX
23h 39m2 stops
$668British Airways
Mon, Feb 9 - Wed, Feb 25
Virgin Atlantic Logo
1:52 pm - 5:20 pm
PDX
-
LCY
19h 28m2 stops
Virgin Atlantic Logo
5:50 pm - 11:10 am
LCY
-
PDX
25h 20m1 stop
$669Virgin Atlantic
Tue, Mar 31 - Wed, Apr 8
Delta Logo
1:05 pm - 9:30 am
PDX
-
LCY
12h 25m1 stop
Delta Logo
9:20 am - 8:15 pm
LCY
-
PDX
18h 55m2 stops
$674Delta
Wed, Apr 1 - Fri, May 1
Delta Logo
6:00 am - 7:55 am
PDX
-
LCY
17h 55m2 stops
Delta Logo
8:25 am - 6:41 pm
LCY
-
PDX
18h 16m2 stops
$679Delta
Wed, Apr 1 - Fri, May 1
SWISS Logo
10:53 am - 5:30 pm
PDX
-
LCY
46h 37m2 stops
SWISS Logo
9:15 am - 10:10 pm
LCY
-
PDX
20h 55m2 stops
$684SWISS
Mon, Apr 20 - Wed, Apr 29

Virgin Atlantic flights from Portland to London City Airport

Our best Virgin Atlantic deals on Portland to London City Airport flight tickets
Virgin Atlantic
Feb 3
PDX6:00 amPortland
19h 30m
2 stops
LCY9:30 amLondon City
Feb 10
LCY5:05 pmLondon City
26h 20m
1 stop
PDX11:25 amPortland
$654
Find similar
Virgin Atlantic
Feb 18
PDX1:25 pmPortland
12h 05m
1 stop
LCY9:30 amLondon City
Feb 25
LCY8:40 amLondon City
19h 50m
2 stops
PDX8:30 pmPortland
$660
Find similar
Virgin Atlantic
Feb 9
PDX7:00 amPortland
16h 15m
2 stops
LCY7:15 amLondon City
Feb 25
LCY8:40 amLondon City
16h 53m
2 stops
PDX5:33 pmPortland
$664
Find similar

SWISS flights from Portland to London City Airport

Our best SWISS deals on Portland to London City Airport flight tickets
SWISS
Mar 4
PDX10:56 amPortland
17h 59m
2 stops
LCY12:55 pmLondon City
Mar 11
LCY9:20 amLondon City
20h 25m
2 stops
PDX10:45 pmPortland
$663
Find similar
SWISS
Apr 20
PDX10:53 amPortland
46h 37m
2 stops
LCY5:30 pmLondon City
Apr 30
LCY9:15 amLondon City
20h 53m
2 stops
PDX10:08 pmPortland
$684
Find similar
SWISS
Jan 17
PDX10:47 amPortland
42h 08m
2 stops
LCY12:55 pmLondon City
Jan 24
LCY12:15 pmLondon City
42h 17m
2 stops
PDX10:32 pmPortland
$718
Find similar

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 December 20, 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

Tue 2/3

6:00 am-9:30 am

2 stops19h 30m

London City

Tue 2/10

5:05 pm-11:25 am

1 stop26h 20m

$654

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 2/18

1:25 pm-9:30 am

1 stop12h 05m

London City

Wed 2/25

8:40 am-8:30 pm

2 stops19h 50m

$660

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 3/4

10:56 am-12:55 pm

2 stops17h 59m

London City

Tue 3/10

7:10 pm-10:45 pm

2 stops34h 35m

$663

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 2/9

7:00 am-7:15 am

2 stops16h 15m

London City

Wed 2/25

8:40 am-5:33 pm

2 stops16h 53m

$664

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 2/9

7:00 am-8:10 am

2 stops17h 10m

London City

Wed 2/25

7:45 am-8:25 pm

2 stops20h 40m

$665

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 2/9

7:38 am-8:50 am

2 stops41h 12m

London City

Wed 2/25

7:50 am-11:29 pm

2 stops23h 39m

$668

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 3/31

1:52 pm-5:20 pm

2 stops19h 28m

London City

Wed 4/8

5:50 pm-11:10 am

1 stop25h 20m

$669

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 4/1

1:05 pm-9:30 am

1 stop12h 25m

London City

Fri 5/1

9:20 am-8:15 pm

2 stops18h 55m

$674

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 4/1

6:00 am-7:55 am

2 stops17h 55m

London City

Fri 5/1

8:25 am-6:41 pm

2 stops18h 16m

$679

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 4/20

10:53 am-5:30 pm

2 stops46h 37m

London City

Wed 4/29

9:15 am-10:10 pm

2 stops20h 55m

$684

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

Fastest flight time

11h 45m

Direct flights

None
The fastest flight from Portland to London City Airport takes 11h 45m
There are no direct flights from Portland to London City Airport. There are no popular flight routes from Portland to London City Airport.
Search flight deals

  • 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 45m, 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
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

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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