In terms of precipitation, rainfall in London Southend Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Southend Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Southend Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What is the cheapest time of day to fly from PDX to SEN?

When flying from Portland to London Southend Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Most people fly from Portland (PDX) if they book a flight from Portland to London Southend. On average, Portland has 0 outbound flights to London Southend per day from 0 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

Can I find deals for flights from Portland to Southend that include hotel bookings?

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

How can I find direct flights from Portland to Southend?

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

Can I find deals for business class flights from Portland to Southend?

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

$319+ Flights from Portland to London Southend Airport

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Cheap flight deals from Portland to Southend

Cheapest flights from Portland to Southend
Explore the most affordable flight options available from Portland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Wed 3/112:25 pm

PDX

SEN

2 stops23h 35m

Multiple Airlines

Wed 3/187:10 am

SEN

PDX

2 stops17h 50m

Multiple Airlines

Deal found 1/25

$1,875

Best flights from Portland to Southend
Discover carefully curated flight deals from Portland to Southend that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 26, 2026.

Wed 3/112:25 pm

PDX

SEN

2 stops23h 35m

Multiple Airlines

Wed 3/187:10 am

SEN

PDX

2 stops17h 50m

Multiple Airlines

Deal found 1/25

$1,875

One-way flights from Portland to Southend
Search for one-way flight options from Portland to Southend. Find affordable one-way fares based on user searches. Data last updated January 26, 2026.

Mon 4/203:30 pm

PDX

SEN

2 stops37h 25m

Multiple Airlines

Deal found 1/25

$319

Sun 5/1010:10 am

PDX

SEN

3 stops25h 40m

Multiple Airlines

Deal found 1/25

$350

Thu 3/263:45 pm

PDX

SEN

3 stops48h 10m

Multiple Airlines

Deal found 1/26

$389

Wed 2/257:00 am

PDX

SEN

3 stops44h 40m

Multiple Airlines

Deal found 1/26

$391

Sat 6/273:30 pm

PDX

SEN

2 stops19h 50m

Multiple Airlines

Deal found 1/25

$404

Mon 2/29:22 pm

PDX

SEN

3 stops54h 38m

Multiple Airlines

Deal found 1/26

$474

Sat 6/63:30 pm

PDX

SEN

2 stops31h 25m

Multiple Airlines

Deal found 1/24

$476

Sun 3/1510:08 am

PDX

SEN

3 stops29h 52m

Multiple Airlines

Deal found 1/26

$497

Mon 6/17:23 am

PDX

SEN

3 stops40h 32m

Multiple Airlines

Deal found 1/25

$538

Find flight deals from Portland to Southend

Most accurate provider	oojo 3 stars
Most trusted provider	oojo 3 stars
Round-trip from	$1,875 (Mytrip)
One-way from	$319 (Kiwi.com)
Popular in	June
Cheapest in	October
Average price	$720

Provider with most accurate pricing for Portland-London (LON) flight deals.

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Provider most trusted by Cheapflights users for Portland-London (LON) flights.

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From Portland to London Southend

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One-way flight from Portland to London Southend

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($217 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in January 2026

Search Deals

Cheapflights 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

PortlandLondon

PDX - SEN

PDXSEN

Portland

Wed 3/11

2:25 pm-9:00 pm

2 stops23h 35m

London Southend

Wed 3/18

7:10 am-6:00 pm

2 stops17h 50m

$1,875

PortlandLondon

PDX - SEN

PDXSEN

Portland

Mon 4/20

3:30 pm-12:55 pm

2 stops37h 25m

$319

PortlandLondon

PDX - SEN

PDXSEN

Portland

Sat 3/28

3:45 pm-11:05 am

3 stops36h 20m

$358

PortlandLondon

PDX - SEN

PDXSEN

Portland

Wed 2/25

7:00 am-11:40 am

3 stops44h 40m

$391

PortlandLondon

PDX - SEN

PDXSEN

Portland

Sun 3/29

9:30 pm-7:50 pm

3 stops38h 20m

$458

PortlandLondon

PDX - SEN

PDXSEN

Portland

Wed 4/8

10:10 am-9:25 pm

3 stops27h 15m

$471

PortlandLondon

PDX - SEN

PDXSEN

Portland

Mon 2/2

9:22 pm-12:00 pm

3 stops54h 38m

$474

PortlandLondon

PDX - SEN

PDXSEN

Portland

Sun 3/15

10:08 am-11:00 pm

3 stops29h 52m

$494

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Best time to book a flight from Portland to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend 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

What airport do you fly from for flights from Portland to London Southend?
Most people fly from Portland (PDX) if they book a flight from Portland to London Southend. On average, Portland has 0 outbound flights to London Southend per day from 0 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.
Can I find deals for flights from Portland to Southend that include hotel bookings?
Yes. In addition to deals on Portland to Southend flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Southend?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Southend.
Can I find deals for business class flights from Portland to Southend?
Yes. Cheapflights offers flight deals from Portland to Southend 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

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$319+ Cheap flights from Portland (PDX) to Southend (SEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Southend with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Portland to Southend

Cheapest flights from Portland to SouthendExplore the most affordable flight options available from Portland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Explore the most affordable flight options available from Portland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.

Find flight deals from Portland to Southend

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Most trusted provider

Round-trip from

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Popular in

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

Best time to book a flight from Portland to Southend

Have a flexible travel schedule? Discover the best time to fly to Southend from Portland with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Portland to Southend. 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 Southend?

Can I find deals for flights from Portland to Southend that include hotel bookings?

How can I find direct flights from Portland to Southend?

Can I find deals for business class flights from Portland to Southend?

Traveling to a place near London Southend Airport?

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Cheapest flights from Portland to Southend
Explore the most affordable flight options available from Portland to Southend. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 26, 2026.