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Cheap flights from Portland to London from $406

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 1/19. 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.
Lufthansa Logo
9:50 am - 5:40 pm
PDX
-
LCY
23h 50m2 stops
Lufthansa Logo
9:50 am - 12:34 am
LCY
-
PDX
22h 44m2 stops
$643Lufthansa
Wed, Feb 11 - Wed, Feb 18
Virgin Atlantic Logo
1:25 pm - 4:35 pm
PDX
-
LCY
19h 10m1 stop
Virgin Atlantic Logo
8:05 pm - 11:25 am
LCY
-
PDX
23h 20m1 stop
$649Virgin Atlantic
Wed, Jan 21 - Tue, Jan 27
Virgin Atlantic Logo
7:00 am - 7:15 am
PDX
-
LCY
16h 15m2 stops
Virgin Atlantic Logo
5:50 pm - 11:25 am
LCY
-
PDX
25h 35m1 stop
$653Virgin Atlantic
Mon, Jan 12 - Tue, Jan 20
Virgin Atlantic Logo
1:25 pm - 9:30 am
PDX
-
LCY
12h 05m1 stop
Virgin Atlantic Logo
7:45 am - 8:32 pm
LCY
-
PDX
20h 47m2 stops
$659Virgin Atlantic
Wed, Jan 14 - Fri, Jan 23
SWISS Logo
11:00 am - 5:05 pm
PDX
-
LCY
23h 05m2 stops
SWISS Logo
7:10 pm - 10:45 pm
LCY
-
PDX
34h 35m2 stops
$662SWISS
Tue, Mar 10 - Mon, Mar 16
Virgin Atlantic Logo
7:00 am - 8:50 am
PDX
-
LCY
17h 50m2 stops
Virgin Atlantic Logo
7:45 am - 5:35 pm
LCY
-
PDX
17h 50m2 stops
$663Virgin Atlantic
Wed, Jan 14 - Wed, Jan 28
Delta Logo
2:25 pm - 9:30 am
PDX
-
LCY
12h 05m1 stop
Delta Logo
9:20 am - 11:10 am
LCY
-
PDX
33h 50m1 stop
$664Delta
Mon, Mar 16 - Wed, Apr 1
Delta Logo
12:30 am - 8:10 am
PDX
-
LCY
24h 40m2 stops
Delta Logo
8:25 am - 11:10 am
LCY
-
PDX
34h 45m1 stop
$668Delta
Sun, Mar 15 - Thu, Apr 2
Delta Logo
1:05 pm - 9:30 am
PDX
-
LCY
12h 25m1 stop
Delta Logo
8:25 am - 8:15 pm
LCY
-
PDX
19h 50m2 stops
$673Delta
Sun, Apr 5 - Wed, May 13
Delta Logo
2:25 pm - 9:30 am
PDX
-
LCY
12h 05m1 stop
Delta Logo
8:25 am - 6:58 pm
LCY
-
PDX
18h 33m2 stops
$674Delta
Mon, Mar 16 - Fri, Apr 3

Virgin Atlantic flights from Portland to London City Airport

Our best Virgin Atlantic deals on Portland to London City Airport flight tickets
Virgin Atlantic
Jan 21
PDX1:25 pmPortland
19h 10m
1 stop
LCY4:35 pmLondon City
Jan 27
LCY8:05 pmLondon City
23h 20m
1 stop
PDX11:25 amPortland
$649
Find similar
Virgin Atlantic
Jan 12
PDX7:00 amPortland
16h 15m
2 stops
LCY7:15 amLondon City
Jan 20
LCY5:50 pmLondon City
25h 35m
1 stop
PDX11:25 amPortland
$653
Find similar
Virgin Atlantic
Jan 14
PDX1:25 pmPortland
12h 05m
1 stop
LCY9:30 amLondon City
Jan 23
LCY7:45 amLondon City
20h 47m
2 stops
PDX8:32 pmPortland
$659
Find similar

British Airways flights from Portland to London City Airport

Our best British Airways deals on Portland to London City Airport flight tickets
British Airways
Dec 13
PDX2:07 pmPortland
40h 28m
2 stops
LCY2:35 pmLondon City
Dec 29
LCY5:00 pmLondon City
33h 02m
2 stops
PDX6:02 pmPortland
$1,710
Find similar
British Airways
Dec 23
PDX5:33 amPortland
28h 57m
2 stops
LCY6:30 pmLondon City
Dec 29
LCY5:00 pmLondon City
36h 59m
2 stops
PDX9:59 pmPortland
$1,915
Find similar
British Airways
Dec 23
PDX7:00 amPortland
22h 55m
2 stops
LCY1:55 pmLondon City
Dec 30
LCY10:45 amLondon City
39h 17m
2 stops
PDX6:02 pmPortland
$2,104
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 9, 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

Wed 2/11

9:50 am-5:40 pm

2 stops23h 50m

London City

Wed 2/18

9:50 am-12:34 am

2 stops22h 44m

$643

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/21

1:25 pm-4:35 pm

1 stop19h 10m

London City

Tue 1/27

8:05 pm-11:25 am

1 stop23h 20m

$649

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 1/12

7:00 am-7:15 am

2 stops16h 15m

London City

Tue 1/20

5:50 pm-11:25 am

1 stop25h 35m

$653

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/14

1:25 pm-9:30 am

1 stop12h 05m

London City

Fri 1/23

7:45 am-8:32 pm

2 stops20h 47m

$659

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 3/10

11:00 am-5:05 pm

2 stops23h 05m

London City

Mon 3/16

7:10 pm-10:45 pm

2 stops34h 35m

$662

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/14

7:00 am-8:50 am

2 stops17h 50m

London City

Wed 1/28

7:45 am-5:35 pm

2 stops17h 50m

$663

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 3/16

2:25 pm-9:30 am

1 stop12h 05m

London City

Wed 4/1

9:20 am-11:10 am

1 stop33h 50m

$664

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 3/15

12:30 am-8:10 am

2 stops24h 40m

London City

Thu 4/2

8:25 am-11:10 am

1 stop34h 45m

$668

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 4/5

1:05 pm-9:30 am

1 stop12h 25m

London City

Wed 5/13

8:25 am-8:15 pm

2 stops19h 50m

$673

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 3/16

2:25 pm-9:30 am

1 stop12h 05m

London City

Fri 4/3

8:25 am-6:58 pm

2 stops18h 33m

$674

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 12h 05m, 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
Romford
Watford
Ilford
Cobham
Folkestone
Uxbridge
Stansted
Chelmsford

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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