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Cheap flights from Portland to London from $349

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 10/5. 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.
Virgin Atlantic Logo
1:20 pm - 9:30 amPDX  Portland-LCY London City
12h 10m1 stop Amsterdam Schiphol
Virgin Atlantic Logo
8:40 am - 10:26 pmLCY  London City-PDX Portland
21h 46m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$911Virgin Atlantic
Sun, Nov 29 - Tue, Dec 8
Delta Logo
9:32 am - 4:35 pmPDX  Portland-LCY London City
23h 03m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
8:40 am - 11:59 pmLCY  London City-PDX Portland
23h 19m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Tue, Nov 17 - Fri, Nov 27
Delta Logo
5:30 am - 8:10 amPDX  Portland-LCY London City
42h 40m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
9:20 am - 8:07 pmLCY  London City-PDX Portland
18h 47m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Wed, Nov 18 - Fri, Nov 27
Delta Logo
11:31 am - 4:35 pmPDX  Portland-LCY London City
21h 04m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
10:00 am - 5:04 pmLCY  London City-PDX Portland
39h 04m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
$916Delta
Tue, Nov 17 - Wed, Dec 2
Delta Logo
11:31 am - 4:35 pmPDX  Portland-LCY London City
21h 04m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
9:20 am - 4:29 pmLCY  London City-PDX Portland
39h 09m2 stops Amsterdam Schiphol Salt Lake City
$916Delta
Mon, Nov 23 - Wed, Dec 2
Delta Logo
9:32 am - 8:10 amPDX  Portland-LCY London City
38h 38m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
10:00 am - 4:29 pmLCY  London City-PDX Portland
38h 29m2 stops Amsterdam Schiphol Salt Lake City
$916Delta
Wed, Nov 18 - Wed, Dec 2
Delta Logo
9:32 am - 4:35 pmPDX  Portland-LCY London City
23h 03m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
7:45 am - 11:47 pmLCY  London City-PDX Portland
24h 02m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Tue, Nov 17 - Thu, Dec 3
Delta Logo
9:32 am - 4:35 pmPDX  Portland-LCY London City
23h 03m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
9:20 am - 8:07 pmLCY  London City-PDX Portland
18h 47m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Mon, Nov 23 - Fri, Nov 27
Delta Logo
7:00 am - 4:35 pmPDX  Portland-LCY London City
25h 35m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
7:45 am - 7:43 pmLCY  London City-PDX Portland
19h 58m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Mon, Nov 23 - Thu, Dec 3
Delta Logo
5:30 am - 8:10 amPDX  Portland-LCY London City
42h 40m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
Delta Logo
7:45 am - 7:43 pmLCY  London City-PDX Portland
19h 58m2 stops Amsterdam Schiphol Minneapolis St Paul
$916Delta
Wed, Nov 18 - Thu, Dec 3

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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
Nov 29
PDX1:20 pmPortland
12h 10m
1 stop
LCY9:30 amLondon City
Dec 8
LCY8:40 amLondon City
21h 46m
2 stops
PDX10:26 pmPortland
$911
Virgin Atlantic
Nov 16
PDX1:20 pmPortland
12h 10m
1 stop
LCY9:30 amLondon City
Nov 22
LCY1:45 pmLondon City
29h 35m
1 stop
PDX11:20 amPortland
$952
Virgin Atlantic
Nov 16
PDX11:31 amPortland
21h 04m
2 stops
LCY4:35 pmLondon City
Nov 22
LCY5:50 pmLondon City
25h 30m
1 stop
PDX11:20 amPortland
$957

Lufthansa flights from Portland to London City Airport

Our best Lufthansa deals on Portland to London City Airport flight tickets
Lufthansa
Nov 14
PDX1:15 pmPortland
19h 25m
2 stops
LCY4:40 pmLondon City
Nov 18
LCY9:50 amLondon City
19h 23m
2 stops
PDX9:13 pmPortland
$958
Lufthansa
Aug 17
PDX12:45 pmPortland
21h 10m
2 stops
LCY5:55 pmLondon City
Aug 24
LCY6:30 pmLondon City
32h 41m
2 stops
PDX7:11 pmPortland
$1,173

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 12, 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
Quickest round-trip

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Sun 11/29

1:20 pm-9:30 am

1 stop12h 10m

London City

Tue 12/8

8:40 am-10:26 pm

2 stops21h 46m

$911

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Tue 11/17

9:32 am-4:35 pm

2 stops23h 03m

London City

Fri 11/27

8:40 am-11:59 pm

2 stops23h 19m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Wed 11/18

5:30 am-8:10 am

2 stops42h 40m

London City

Fri 11/27

9:20 am-8:07 pm

2 stops18h 47m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Tue 11/17

11:31 am-4:35 pm

2 stops21h 04m

London City

Wed 12/2

10:00 am-5:04 pm

2 stops39h 04m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Mon 11/23

11:31 am-4:35 pm

2 stops21h 04m

London City

Wed 12/2

9:20 am-4:29 pm

2 stops39h 09m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Wed 11/18

9:32 am-8:10 am

2 stops38h 38m

London City

Wed 12/2

10:00 am-4:29 pm

2 stops38h 29m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Tue 11/17

9:32 am-4:35 pm

2 stops23h 03m

London City

Thu 12/3

7:45 am-11:47 pm

2 stops24h 02m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Mon 11/23

9:32 am-4:35 pm

2 stops23h 03m

London City

Fri 11/27

9:20 am-8:07 pm

2 stops18h 47m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Mon 11/23

7:00 am-4:35 pm

2 stops25h 35m

London City

Thu 12/3

7:45 am-7:43 pm

2 stops19h 58m

$916

PortlandLondon

PDX Portland - LCY London City

PDXLCY

Portland

Wed 11/18

5:30 am-8:10 am

2 stops42h 40m

London City

Thu 12/3

7:45 am-7:43 pm

2 stops19h 58m

$916

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?

Delta, SWISS, and Virgin Atlantic 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

16h 15m

Direct flights

None
The fastest flight from Portland to London City Airport takes 16h 15m
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 16h 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
Milton Keynes
Luton
Hayes
Wembley
Croydon
Dover
Stansted
Richmond
Kingston upon Thames
Harrow
Watford
Cobham
Slough
Uxbridge
Worthing
Romford
Ilford
Bedford

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.

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