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Cheap flights from Portland to London from $440

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 9/30. 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

Virgin Atlantic Logo
1:15 pm - 8:50 amPDX-LCY
11h 35m1 stop
Virgin Atlantic Logo
5:50 pm - 12:25 pmLCY-PDX
25h 35m1 stop
$595Virgin Atlantic
Find Deal
Mon, Oct 20 - Thu, Oct 30
Virgin Atlantic Logo
3:19 pm - 5:20 pmPDX-LCY
18h 01m2 stops
Virgin Atlantic Logo
6:55 pm - 12:25 pmLCY-PDX
24h 30m1 stop
$599Virgin Atlantic
Find Deal
Mon, Oct 20 - Thu, Oct 30
Delta Logo
6:10 am - 8:10 amPDX-LCY
18h 00m2 stops
Delta Logo
10:00 am - 7:19 pmLCY-PDX
17h 19m2 stops
$659Delta
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Fri, Oct 3 - Fri, Oct 10
SWISS Logo
10:46 am - 8:50 amPDX-LCY
38h 04m2 stops
SWISS Logo
1:30 pm - 10:33 pmLCY-PDX
40h 03m2 stops
$683SWISS
Find Deal
Wed, Oct 22 - Wed, Oct 29
Logo
7:00 am - 12:50 pmPDX-LCY
21h 50m2 stops
Logo
9:50 am - 12:44 amLCY-PDX
22h 54m2 stops
$684
Find Deal
Tue, Nov 25 - Wed, Dec 3
Logo
7:00 am - 8:10 amPDX-LCY
17h 10m2 stops
Logo
9:25 am - 12:28 amLCY-PDX
23h 03m2 stops
$695
Find Deal
Wed, Oct 8 - Wed, Oct 15
Lufthansa Logo
3:54 pm - 5:40 pmPDX-LCY
41h 46m2 stops
Lufthansa Logo
9:55 am - 6:45 pmLCY-PDX
40h 50m2 stops
$700Lufthansa
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Sat, Nov 22 - Fri, Dec 5
Delta Logo
1:25 pm - 4:35 pmPDX-LCY
19h 10m1 stop
Delta Logo
10:00 am - 11:25 amLCY-PDX
33h 25m1 stop
$712Delta
Find Deal
Sun, Nov 23 - Tue, Dec 2
Lufthansa Logo
3:54 pm - 4:40 pmPDX-LCY
40h 46m2 stops
Lufthansa Logo
5:15 pm - 6:41 pmLCY-PDX
33h 26m2 stops
$715Lufthansa
Find Deal
Sat, Nov 22 - Tue, Dec 2
SWISS Logo
10:46 am - 12:30 pmPDX-LCY
17h 44m2 stops
SWISS Logo
9:25 am - 6:46 pmLCY-PDX
17h 21m2 stops
$743SWISS
Find Deal
Tue, Sep 30 - Wed, Oct 8

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
11h 35m
1 stop
LCY8:50 amLondon City
Oct 30
LCY5:50 pmLondon City
25h 35m
1 stop
PDX12:25 pmPortland
$595
Find similar
Virgin Atlantic
Oct 20
PDX3:19 pmPortland
18h 01m
2 stops
LCY5:20 pmLondon City
Oct 30
LCY6:55 pmLondon City
24h 30m
1 stop
PDX12:25 pmPortland
$599
Find similar
Virgin Atlantic
Feb 24
PDX7:00 amPortland
17h 10m
2 stops
LCY8:10 amLondon City
Mar 3
LCY5:50 pmLondon City
25h 35m
1 stop
PDX11:25 amPortland
$607
Find similar

Delta flights from Portland to London City Airport

Our best Delta deals on Portland to London City Airport flight tickets
Delta
Oct 3
PDX6:10 amPortland
18h 00m
2 stops
LCY8:10 amLondon City
Oct 10
LCY10:00 amLondon City
17h 19m
2 stops
PDX7:19 pmPortland
$659
Find similar
Delta
Nov 23
PDX1:25 pmPortland
19h 10m
1 stop
LCY4:35 pmLondon City
Dec 2
LCY10:00 amLondon City
33h 25m
1 stop
PDX11:25 amPortland
$712
Find similar
Delta
Nov 24
PDX5:14 amPortland
42h 01m
2 stops
LCY7:15 amLondon City
Dec 4
LCY8:40 amLondon City
34h 45m
1 stop
PDX11:25 amPortland
$717
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 August 28, 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 10/20

1:15 pm-8:50 am

1 stop11h 35m

London City

Thu 10/30

5:50 pm-12:25 pm

1 stop25h 35m

$595

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 10/20

3:19 pm-5:20 pm

2 stops18h 01m

London City

Thu 10/30

6:55 pm-12:25 pm

1 stop24h 30m

$599

PortlandLondon

PDX - LCY

PDXLCY

Portland

Fri 10/3

6:10 am-8:10 am

2 stops18h 00m

London City

Fri 10/10

10:00 am-7:19 pm

2 stops17h 19m

$659

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 10/22

10:46 am-8:50 am

2 stops38h 04m

London City

Wed 10/29

1:30 pm-10:33 pm

2 stops40h 03m

$683

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 11/25

7:00 am-12:50 pm

2 stops21h 50m

London City

Wed 12/3

9:50 am-12:44 am

2 stops22h 54m

$684

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 10/8

7:00 am-8:10 am

2 stops17h 10m

London City

Wed 10/15

9:25 am-12:28 am

2 stops23h 03m

$695

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sat 11/22

3:54 pm-5:40 pm

2 stops41h 46m

London City

Fri 12/5

9:55 am-6:45 pm

2 stops40h 50m

$700

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 11/23

1:25 pm-4:35 pm

1 stop19h 10m

London City

Tue 12/2

10:00 am-11:25 am

1 stop33h 25m

$712

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sat 11/22

3:54 pm-4:40 pm

2 stops40h 46m

London City

Tue 12/2

5:15 pm-6:41 pm

2 stops33h 26m

$715

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 9/30

10:46 am-12:30 pm

2 stops17h 44m

London City

Wed 10/8

9:25 am-6:46 pm

2 stops17h 21m

$743

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
Hounslow
Gatwick
Luton
Dover
Slough
Milton Keynes
Guildford
Dartford
Crawley
Stansted
Hayes
Chelmsford
Brentwood
Ilford
Folkestone
Colchester
Watford
Canterbury
Richmond
Wembley

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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