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London City

$743+ Cheap flights from Portland, ME (PWM) to London City (LCY)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LCY
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Portland to London City

Cheapest flights from Portland to London City
Explore the most affordable flight options available from Portland to London City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
PWM
-
LCY
2 stops29h 40m
Delta
Thu 9/1710:00 am
LCY
-
PWM
2 stops18h 59m
Delta
Deal found 1/26$743
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:35 pm
PWM
-
LCY
2 stops21h 05m
Delta
Tue 9/158:25 am
LCY
-
PWM
2 stops19h 46m
Delta
Deal found 1/26$744
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:59 pm
PWM
-
LCY
2 stops41h 41m
Delta
Wed 9/169:20 am
LCY
-
PWM
2 stops19h 39m
Delta
Deal found 1/26$749
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:48 pm
PWM
-
LCY
2 stops18h 52m
Delta
Tue 4/149:20 am
LCY
-
PWM
2 stops20h 26m
Delta
Deal found 1/27$759
This Delta deal was found by Cheapflights users on 1/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/122:30 pm
PWM
-
LCY
2 stops13h 40m
Delta
Thu 3/198:40 am
LCY
-
PWM
2 stops18h 42m
Delta
Deal found 1/25$766
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:35 pm
PWM
-
LCY
2 stops21h 05m
Delta
Mon 9/149:20 am
LCY
-
PWM
2 stops43h 39m
Delta
Deal found 1/26$776
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/72:35 pm
PWM
-
LCY
2 stops37h 15m
Delta
Tue 9/1510:00 am
LCY
-
PWM
2 stops18h 59m
Delta
Deal found 1/26$777
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/92:35 pm
PWM
-
LCY
2 stops21h 05m
Delta
Mon 9/149:20 am
LCY
-
PWM
2 stops43h 39m
Delta
Deal found 1/26$786
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/85:59 pm
PWM
-
LCY
2 stops41h 41m
Delta
Mon 9/149:20 am
LCY
-
PWM
2 stops43h 39m
Delta
Deal found 1/26$792
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:35 pm
PWM
-
LCY
2 stops17h 40m
Delta
Thu 9/1710:00 am
LCY
-
PWM
2 stops18h 59m
Delta
Deal found 1/26$793
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:35 pm
PWM
-
LCY
2 stops17h 40m
Delta
Wed 9/1610:00 am
LCY
-
PWM
2 stops18h 59m
Delta
Deal found 1/26$794
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/72:35 pm
PWM
-
LCY
2 stops37h 15m
Delta
Mon 9/149:20 am
LCY
-
PWM
2 stops43h 39m
Delta
Deal found 1/26$809

Find flight deals from Portland to London City

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to London City (LCY). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$766
(Delta)

Popular in

June

Cheapest in

October

Average price

$859
Provider with most accurate pricing for Portland-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-London (LON) flights.
Search Deals
From Portland to London City
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to London City 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Portland to London City Airport that are best for you.

Fly from

Portland

Fly to

London City

Route

Depart

Return

Price

PortlandLondon

PWM - LCY

PWMLCY

Portland

Tue 3/31

4:48 pm-4:40 pm

2 stops18h 52m

London City

Tue 4/14

9:20 am-12:46 am

2 stops20h 26m

$759

PortlandLondon

PWM - LCY

PWMLCY

Portland

Thu 3/12

2:30 pm-8:10 am

2 stops13h 40m

London City

Thu 3/19

8:40 am-11:22 pm

2 stops18h 42m

$766

PortlandLondon

PWM - LCY

PWMLCY

Portland

Wed 7/22

11:38 am-8:50 am

2 stops16h 12m

London City

Sat 7/25

9:20 am-11:59 pm

2 stops19h 39m

$1,359

PortlandLondon

PWM - LCY

PWMLCY

Portland

Fri 3/13

2:30 pm-8:10 am

2 stops13h 40m

London City

Fri 3/20

9:20 am-11:22 pm

2 stops18h 02m

$2,049

PortlandLondon

PWM - LCY

PWMLCY

Portland

Fri 3/13

2:30 pm-9:30 am

2 stops15h 00m

London City

Sat 3/21

10:00 am-11:22 pm

2 stops17h 22m

$2,250

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from Portland to London City

Have a flexible travel schedule? Discover the best time to fly to London City from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Portland to London City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to London City?

    Portland (PWM) is the airport you will fly out of if you book a flight from Portland to London City. You should not have trouble finding flights to London City from Portland; the airport handles an average of 0 outbound flights to London City per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Portland airport to London City. It is only a 2.9 mi journey to Portland (PWM) from Portland’s city center.

  • How long is the flight from Portland, Maine to London City Airport?

    A quick flight from Portland, Maine to London City Airport can take about 18h 52m. Delta provides one of the quickest options available for as low as $759. The distance from Portland, Maine to London City Airport is about 3193 mi.

  • Can I find deals for flights from Portland to London City that include hotel bookings?

    Yes. In addition to deals on Portland to London City flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to London City?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to London City.

  • Can I find deals for business class flights from Portland to London City?

    Yes. Cheapflights offers flight deals from Portland to London City by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near London City Airport?

Book flights to London City Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Hayes
Borehamwood
Aylesbury
Chipping Norton
Horley
Kingston upon Thames
Eastbourne
Sutton

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