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Cheap flights from Oregon to London from $282

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to London departing on 9/6. 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 Oregon to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 am - 1:00 pmPDX  Portland-SEN London Southend
18h 50m3 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl Paris Charles de Gaulle
Multiple Airlines Logo
8:40 pm - 5:55 pmSEN  London Southend-PDX Portland
29h 15m3 stops Palma de Mallorca Son Sant Joan Stockholm Arlanda Reykjavik Keflavik Intl
$1,100Multiple Airlines
Wed, Sep 9 - Thu, Sep 24
Multiple Airlines Logo
3:30 pm - 11:20 pmPDX  Portland-SEN London Southend
23h 50m3 stops Reykjavik Keflavik Intl Rome Fiumicino Palma de Mallorca Son Sant Joan
Multiple Airlines Logo
4:50 pm - 5:55 pmSEN  London Southend-PDX Portland
33h 05m3 stops Barcelona-El Prat Stockholm Arlanda Reykjavik Keflavik Intl
$1,220Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
7:00 pm - 9:25 pmPDX  Portland-SEN London Southend
18h 25m3 stops Reykjavik Keflavik Intl Stockholm Arlanda Berlin Brandenburg
Multiple Airlines Logo
7:25 am - 9:31 amSEN  London Southend-PDX Portland
34h 06m3 stops Paris Charles de Gaulle Calgary Vancouver Intl
$1,330Multiple Airlines
Wed, Aug 26 - Sun, Sep 13
Multiple Airlines Logo
2:30 pm - 4:40 pmPDX  Portland-SEN London Southend
18h 10m2 stops Calgary Paris Charles de Gaulle
Multiple Airlines Logo
7:25 am - 9:31 amSEN  London Southend-PDX Portland
34h 06m3 stops Paris Charles de Gaulle Calgary Vancouver Intl
$1,415Multiple Airlines
Wed, Aug 26 - Sun, Sep 13

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Customize your flight search to find flights from Oregon to London Southend 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 10, 2026.
Use the filters below to find and compare flights from Oregon to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 9/9

10:10 am-1:00 pm

3 stops18h 50m

London Southend

Thu 9/24

8:40 pm-5:55 pm

3 stops29h 15m

$1,100

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sat 9/5

3:30 pm-11:20 pm

3 stops23h 50m

London Southend

Sat 9/12

4:50 pm-5:55 pm

3 stops33h 05m

$1,220

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 8/26

7:00 pm-9:25 pm

3 stops18h 25m

London Southend

Sun 9/13

7:25 am-9:31 am

3 stops34h 06m

$1,330

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 8/26

2:30 pm-4:40 pm

2 stops18h 10m

London Southend

Sun 9/13

7:25 am-9:31 am

3 stops34h 06m

$1,415
Cheapest one-way

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sun 9/6

7:00 pm-7:55 am

3 stops52h 55m

$282

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Sun 9/6

7:00 pm-7:55 am

3 stops52h 55m

$293

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 10/21

3:30 pm-12:15 pm

3 stops36h 45m

$297

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Wed 10/14

3:30 pm-12:15 pm

3 stops36h 45m

$303

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Thu 10/15

3:30 pm-8:00 am

3 stops32h 30m

$309

PortlandLondon

PDX Portland - SEN London Southend

PDXSEN

Portland

Mon 10/5

3:30 pm-7:55 am

3 stops32h 25m

$337

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Oregon to London Southend 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

How long does it take to fly to London Southend Airport?

Flight times from Oregon to London Southend Airport vary, but if you’re flying out of Portland and flying into London Heathrow Airport (one of the most popular routes), then the duration is 9h 30m on average. Another popular route from Oregon to London Southend Airport is flying from Redmond to London Heathrow Airport, which will take roughly 11h 59m. Keep in mind that layovers or delays could extend your travel time.

Cheap Oregon to London Southend Airport flight deals and tips

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

Fastest flight time

18h 25m

Direct flights

None
The fastest flight from Oregon to London Southend Airport takes 18h 25m
There are no direct flights from Oregon to London Southend Airport. There are no popular flight routes from Oregon to London Southend Airport.
Search flight deals

Frequently asked questions about flying from Oregon to London Southend Airport

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

    Prices for flights from Oregon to London Southend Airport refresh daily.

  • How old do you have to be to fly from Oregon to London Southend 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 Oregon to London Southend Airport.

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

    The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted 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 Oregon to London?

Finding the right flight to London from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oregon to London.

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

Yes momondo offers price alerts on flights to London from Oregon. 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.

An easier way to manage your London Southend Airport trip

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Wed 9/9
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