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Cheap flights from Portland to London from $412

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 3/24. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
1:25 pm - 5:20 pmPDX-LCY
19h 55m1 stop
Virgin Atlantic Logo
8:05 pm - 11:25 amLCY-PDX
23h 20m1 stop
$632Virgin Atlantic
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Wed, Dec 3 - Tue, Dec 9
Delta Logo
5:30 am - 4:35 pmPDX-LCY
27h 05m2 stops
Delta Logo
8:40 am - 11:25 amLCY-PDX
34h 45m1 stop
$637Delta
Find Deal
Tue, Dec 2 - Tue, Dec 9
Delta Logo
1:25 pm - 4:35 pmPDX-LCY
19h 10m1 stop
Delta Logo
8:40 am - 8:52 pmLCY-PDX
20h 12m2 stops
$642Delta
Find Deal
Mon, Dec 1 - Wed, Dec 10
Delta Logo
2:23 pm - 4:35 pmPDX-LCY
42h 12m2 stops
Delta Logo
10:00 am - 3:33 pmLCY-PDX
37h 33m2 stops
$647Delta
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Sun, Nov 30 - Mon, Dec 8
Virgin Atlantic Logo
6:15 am - 8:50 amPDX-LCY
19h 35m2 stops
Virgin Atlantic Logo
7:00 pm - 11:20 amLCY-PDX
24h 20m1 stop
$650Virgin Atlantic
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Tue, Mar 10 - Tue, Mar 31
Virgin Atlantic Logo
1:25 pm - 6:25 pmPDX-LCY
21h 00m1 stop
Virgin Atlantic Logo
7:45 am - 8:30 pmLCY-PDX
19h 45m2 stops
$653Virgin Atlantic
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Wed, Mar 4 - Wed, Mar 11
Virgin Atlantic Logo
11:10 am - 4:35 pmPDX-LCY
21h 25m2 stops
Virgin Atlantic Logo
7:45 am - 7:13 pmLCY-PDX
19h 28m2 stops
$655Virgin Atlantic
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Wed, Jan 14 - Wed, Jan 28
Virgin Atlantic Logo
7:00 am - 7:15 amPDX-LCY
16h 15m2 stops
Virgin Atlantic Logo
7:45 am - 8:30 pmLCY-PDX
19h 45m2 stops
$658Virgin Atlantic
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Wed, Mar 4 - Wed, Mar 11
SWISS Logo
10:47 am - 12:55 pmPDX-LCY
18h 08m2 stops
SWISS Logo
5:40 pm - 10:32 pmLCY-PDX
36h 52m2 stops
$660SWISS
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Wed, Jan 14 - Wed, Jan 28
Virgin Atlantic Logo
1:15 pm - 5:20 pmPDX-LCY
20h 05m1 stop
Virgin Atlantic Logo
8:10 pm - 11:20 amLCY-PDX
23h 10m1 stop
$661Virgin Atlantic
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Tue, Apr 7 - Tue, Apr 21

Virgin Atlantic flights from Portland to London City Airport

Our best Virgin Atlantic deals on Portland to London City Airport flight tickets
Virgin Atlantic
Dec 3
PDX1:25 pmPortland
19h 55m
1 stop
LCY5:20 pmLondon City
Dec 9
LCY8:05 pmLondon City
23h 20m
1 stop
PDX11:25 amPortland
$632
Find similar
Virgin Atlantic
Dec 1
PDX1:25 pmPortland
19h 10m
1 stop
LCY4:35 pmLondon City
Dec 11
LCY8:40 amLondon City
20h 12m
2 stops
PDX8:52 pmPortland
$642
Find similar
Virgin Atlantic
Mar 10
PDX6:15 amPortland
19h 35m
2 stops
LCY8:50 amLondon City
Mar 31
LCY7:00 pmLondon City
24h 20m
1 stop
PDX11:20 amPortland
$650
Find similar

Delta flights from Portland to London City Airport

Our best Delta deals on Portland to London City Airport flight tickets
Delta
Dec 2
PDX5:30 amPortland
27h 05m
2 stops
LCY4:35 pmLondon City
Dec 9
LCY8:40 amLondon City
34h 45m
1 stop
PDX11:25 amPortland
$637
Find similar
Delta
Dec 1
PDX7:59 pmPortland
36h 36m
2 stops
LCY4:35 pmLondon City
Dec 9
LCY8:40 amLondon City
34h 45m
1 stop
PDX11:25 amPortland
$642
Find similar
Delta
Nov 30
PDX2:23 pmPortland
42h 12m
2 stops
LCY4:35 pmLondon City
Dec 8
LCY10:00 amLondon City
37h 33m
2 stops
PDX3:33 pmPortland
$647
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 November 18, 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 12/3

1:25 pm-5:20 pm

1 stop19h 55m

London City

Tue 12/9

8:05 pm-11:25 am

1 stop23h 20m

$632

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 12/2

5:30 am-4:35 pm

2 stops27h 05m

London City

Tue 12/9

8:40 am-11:25 am

1 stop34h 45m

$637

PortlandLondon

PDX - LCY

PDXLCY

Portland

Mon 12/1

1:25 pm-4:35 pm

1 stop19h 10m

London City

Wed 12/10

8:40 am-8:52 pm

2 stops20h 12m

$642

PortlandLondon

PDX - LCY

PDXLCY

Portland

Sun 11/30

2:23 pm-4:35 pm

2 stops42h 12m

London City

Mon 12/8

10:00 am-3:33 pm

2 stops37h 33m

$647

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 3/10

6:15 am-8:50 am

2 stops19h 35m

London City

Tue 3/31

7:00 pm-11:20 am

1 stop24h 20m

$650

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 3/4

1:25 pm-6:25 pm

1 stop21h 00m

London City

Wed 3/11

7:45 am-8:30 pm

2 stops19h 45m

$653

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/14

11:10 am-4:35 pm

2 stops21h 25m

London City

Wed 1/28

7:45 am-7:13 pm

2 stops19h 28m

$655

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 3/4

7:00 am-7:15 am

2 stops16h 15m

London City

Wed 3/11

7:45 am-8:30 pm

2 stops19h 45m

$658

PortlandLondon

PDX - LCY

PDXLCY

Portland

Wed 1/14

10:47 am-12:55 pm

2 stops18h 08m

London City

Wed 1/28

5:40 pm-10:32 pm

2 stops36h 52m

$660

PortlandLondon

PDX - LCY

PDXLCY

Portland

Tue 4/7

1:15 pm-5:20 pm

1 stop20h 05m

London City

Tue 4/21

8:10 pm-11:20 am

1 stop23h 10m

$661

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 35m, 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
Chelmsford
Wembley
Folkestone
Romford
Ilford
Cobham
Stansted
Harrow
Watford

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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