How do I get Price Alerts for flights from Portland to London Southend Airport?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Southend Airport . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Portland to London Southend Airport with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

When did momondo last update prices for flights from Portland Airport to London Southend Airport?

Prices for flights from Portland Airport to London Southend Airport were last updated today.

How old do you have to be to fly from Portland Airport to London Southend Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to London Southend Airport.

What documentation or ID do you need to fly to London Southend Airport?

The necessary travel and health documents for your London Southend Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£275 Cheap Flights from Portland to London Southend Airport in 2026/27

Find the cheapest flights from Portland to London

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:30 - 20:35PDX Portland-SEN London Southend

21h 05m2 stops Reykjavik Keflavik Intl Amsterdam Schiphol

15:35 - 17:00SEN London Southend-PDX Portland

33h 25m2 stops Amsterdam Schiphol Reykjavik Keflavik Intl

£798Multiple Airlines

Sat, 24 Oct - Sun, 8 Nov

14:45 - 17:15PDX Portland-SEN London Southend

18h 30m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle

07:10 - 17:00SEN London Southend-PDX Portland

17h 50m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

£1,202Multiple Airlines

Thu, 24 Dec - Wed, 30 Dec

07:00 - 18:35PDX Portland-SEN London Southend

27h 35m3 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle

07:10 - 17:00SEN London Southend-PDX Portland

17h 50m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

£1,212Multiple Airlines

Wed, 9 Dec - Wed, 16 Dec

10:00 - 17:15PDX Portland-SEN London Southend

23h 15m3 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle

07:10 - 17:00SEN London Southend-PDX Portland

17h 50m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

£1,401Multiple Airlines

Thu, 24 Dec - Wed, 30 Dec

10:00 - 18:35PDX Portland-SEN London Southend

24h 35m3 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle

07:10 - 17:00SEN London Southend-PDX Portland

17h 50m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

£1,435Multiple Airlines

Wed, 9 Dec - Wed, 16 Dec

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

momondo Fare Finder

Use the filters below to find and compare flights from Portland to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sat 24/10

15:30-20:35

2 stops21h 05m

London Southend

Sun 8/11

15:35-17:00

2 stops33h 25m

£798

Fastest return journey

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Thu 24/12

14:45-17:15

2 stops18h 30m

London Southend

Wed 30/12

07:10-17:00

2 stops17h 50m

£1,202

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 9/12

07:00-18:35

3 stops27h 35m

London Southend

Wed 16/12

07:10-17:00

2 stops17h 50m

£1,212

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Thu 24/12

10:00-17:15

3 stops23h 15m

London Southend

Wed 30/12

07:10-17:00

2 stops17h 50m

£1,401

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 9/12

10:00-18:35

3 stops24h 35m

London Southend

Wed 16/12

07:10-17:00

2 stops17h 50m

£1,435

Cheapest one-way

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sat 31/10

15:45-19:15

3 stops44h 30m

£275

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Fri 8/1

14:45-22:40

3 stops23h 55m

£296

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Fri 26/2

14:45-22:40

3 stops23h 55m

£300

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sat 17/10

15:30-07:20

3 stops31h 50m

£301

Fastest single journey

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 14/10

15:30-21:25

2 stops21h 55m

£302

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

When to book flights from Portland to London Southend Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to London Southend Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Portland to London Southend Airport (PDX to SEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to London Southend Airport

Best price found	£275
Fastest flight time	18h 30m
Direct flights	None

The best one-way flight to London Southend Airport from Portland in the past 72 hours is £275. The best return flight deal from Portland to London Southend Airport found on momondo in the last 72 hours is £798.

The fastest flight from Portland to London Southend Airport takes 18h 30m

There are no direct flights from Portland to London Southend Airport. There are no popular flight routes from Portland to London Southend Airport.

Search flight deals

Frequently asked questions about flying from Portland to London Southend Airport

How far is Portland to London Southend by plane?
The straight-line distance from Portland to London Southend is 4927.8 mi. By plane, this route typically takes 18h 30m.
When did momondo last update prices for flights from Portland Airport to London Southend Airport?
Prices for flights from Portland Airport to London Southend Airport were last updated today.
How old do you have to be to fly from Portland Airport to London Southend Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to London Southend Airport.
What documentation or ID do you need to fly to London Southend Airport?
The necessary travel and health documents for your London Southend Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Portland to London Southend Airport

How do I get Price Alerts for flights from Portland to London Southend Airport?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Southend Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Portland to London Southend Airport with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Eastbourne

Wembley

Gatwick

Milton Keynes

Southend-on-Sea

Luton

Slough

Ipswich

Maidstone

Folkestone

Hastings

Ilford

Canterbury

Chichester

Hayes

Bedford

Colchester

Guildford

Harlow

Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Portland to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Portland.

Can I find flights from Portland to London with flexible booking policies on momondo?

All flight searches from Portland to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to London?

Once all potential Portland to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.