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Cheap flights from Portland to London from $262

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 9/10. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
7:02 am - 6:40 pm
PDX
-
LCY
27h 38m
2 stops
SWISS Logo
9:00 am - 10:23 pm
LCY
-
PDX
21h 23m
2 stops
$937SWISS
Sat, Sep 26 - Sat, Oct 10
SWISS Logo
8:15 am - 12:35 pm
PDX
-
LCY
20h 20m
2 stops
SWISS Logo
9:15 am - 7:11 pm
LCY
-
PDX
17h 56m
2 stops
$939SWISS
Mon, Aug 17 - Tue, Aug 25
SWISS Logo
7:02 am - 5:25 pm
PDX
-
LCY
26h 23m
2 stops
SWISS Logo
6:00 pm - 7:11 pm
LCY
-
PDX
33h 11m
2 stops
$944SWISS
Wed, Sep 9 - Wed, Sep 16
SWISS Logo
7:16 am - 6:40 pm
PDX
-
LCY
27h 24m
2 stops
SWISS Logo
9:00 am - 10:50 pm
LCY
-
PDX
21h 50m
2 stops
$946SWISS
Sat, Aug 29 - Sat, Sep 5
Virgin Atlantic Logo
1:05 pm - 5:20 pm
PDX
-
LCY
20h 15m
1 stop
Virgin Atlantic Logo
8:45 pm - 11:10 am
LCY
-
PDX
22h 25m
1 stop
$948Virgin Atlantic
Sun, Sep 20 - Sun, Sep 27
Virgin Atlantic Logo
3:21 pm - 5:20 pm
PDX
-
LCY
17h 59m
2 stops
Virgin Atlantic Logo
5:50 pm - 11:10 am
LCY
-
PDX
25h 20m
1 stop
$953Virgin Atlantic
Sun, Oct 4 - Sun, Oct 11
Lufthansa Logo
12:45 pm - 5:55 pm
PDX
-
LCY
21h 10m
2 stops
Lufthansa Logo
9:15 am - 7:11 pm
LCY
-
PDX
17h 56m
2 stops
$954Lufthansa
Tue, Aug 11 - Tue, Aug 25
SWISS Logo
7:02 am - 5:25 pm
PDX
-
LCY
26h 23m
2 stops
SWISS Logo
9:15 am - 7:11 pm
LCY
-
PDX
17h 56m
2 stops
$956SWISS
Wed, Sep 9 - Wed, Sep 23
Virgin Atlantic Logo
2:20 pm - 6:25 pm
PDX
-
LCY
21h 05m
1 stop
Virgin Atlantic Logo
8:40 am - 10:26 pm
LCY
-
PDX
21h 46m
2 stops
$958Virgin Atlantic
Sun, Oct 25 - Sat, Nov 7
SWISS Logo
10:43 am - 12:35 pm
PDX
-
LCY
17h 52m
2 stops
SWISS Logo
6:00 pm - 7:06 pm
LCY
-
PDX
33h 06m
2 stops
$959SWISS
Sun, Oct 4 - Sun, Oct 11

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Virgin Atlantic flights from Portland to London City Airport

Our best Virgin Atlantic deals on Portland to London City Airport flight tickets
Virgin Atlantic
Sep 20
PDX1:05 pmPortland
20h 15m
1 stop
LCY5:20 pmLondon City
Sep 27
LCY8:45 pmLondon City
22h 25m
1 stop
PDX11:10 amPortland
$948
Virgin Atlantic
Sep 20
PDX3:21 pmPortland
20h 24m
2 stops
LCY7:45 pmLondon City
Sep 27
LCY8:45 pmLondon City
22h 25m
1 stop
PDX11:10 amPortland
$953
Virgin Atlantic
Aug 13
PDX1:05 pmPortland
11h 45m
1 stop
LCY8:50 amLondon City
Aug 27
LCY8:15 pmLondon City
22h 55m
1 stop
PDX11:10 amPortland
$969

SWISS flights from Portland to London City Airport

Our best SWISS deals on Portland to London City Airport flight tickets
SWISS
Aug 17
PDX8:15 amPortland
20h 20m
2 stops
LCY12:35 pmLondon City
Aug 25
LCY9:15 amLondon City
17h 56m
2 stops
PDX7:11 pmPortland
$939
SWISS
Sep 9
PDX7:02 amPortland
26h 23m
2 stops
LCY5:25 pmLondon City
Sep 16
LCY6:00 pmLondon City
33h 11m
2 stops
PDX7:11 pmPortland
$944
SWISS
Aug 29
PDX7:16 amPortland
27h 24m
2 stops
LCY6:40 pmLondon City
Sep 5
LCY9:00 amLondon City
21h 50m
2 stops
PDX10:50 pmPortland
$946

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 June 25, 2026.
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

Cheapest round-trip

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sat 9/26

7:02 am-6:40 pm

2 stops27h 38m

London City

Sat 10/10

9:00 am-10:23 pm

2 stops21h 23m

$937
Quickest round-trip

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 8/17

8:15 am-12:35 pm

2 stops20h 20m

London City

Tue 8/25

9:15 am-7:11 pm

2 stops17h 56m

$939

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 9/9

7:02 am-5:25 pm

2 stops26h 23m

London City

Wed 9/16

6:00 pm-7:11 pm

2 stops33h 11m

$944

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sat 8/29

7:16 am-6:40 pm

2 stops27h 24m

London City

Sat 9/5

9:00 am-10:50 pm

2 stops21h 50m

$946

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 9/20

1:05 pm-5:20 pm

1 stop20h 15m

London City

Sun 9/27

8:45 pm-11:10 am

1 stop22h 25m

$948

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 10/4

3:21 pm-5:20 pm

2 stops17h 59m

London City

Sun 10/11

5:50 pm-11:10 am

1 stop25h 20m

$953

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 8/11

12:45 pm-5:55 pm

2 stops21h 10m

London City

Tue 8/25

9:15 am-7:11 pm

2 stops17h 56m

$954

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 9/9

7:02 am-5:25 pm

2 stops26h 23m

London City

Wed 9/23

9:15 am-7:11 pm

2 stops17h 56m

$956

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 10/25

2:20 pm-6:25 pm

1 stop21h 05m

London City

Sat 11/7

8:40 am-10:26 pm

2 stops21h 46m

$958

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 10/4

10:43 am-12:35 pm

2 stops17h 52m

London City

Sun 10/11

6:00 pm-7:06 pm

2 stops33h 06m

$959

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 airline that flies from Portland to London City?

Virgin Atlantic and Delta are the most popular carriers operating from Portland to London City

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

Frequently asked questions about flying from Portland to London City Airport

  • 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
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Croydon
Wembley
Stansted
Harrow
Slough
Watford
Cobham
Brentwood
Guildford
Ilford
Folkestone
Uxbridge
Romford

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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