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Cheap flights from London Luton Airport to Portland from £341

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — PDX
10 May — 17 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Portland
Explore the most affordable flight options available from Luton to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 April 2026.

Fri 8/506:05
LTN
-
PDX
3 stops35h 25m
Multiple Airlines
Mon 11/513:05
PDX
-
LTN
3 stops28h 05m
Multiple Airlines
Deal found 8/4£644
Mon 4/508:15
LTN
-
PDX
3 stops33h 15m
Multiple Airlines
Thu 7/513:05
PDX
-
LTN
3 stops24h 35m
Multiple Airlines
Deal found 9/4£662
Tue 5/506:00
LTN
-
PDX
3 stops39h 50m
Multiple Airlines
Tue 19/515:30
PDX
-
LTN
3 stops24h 15m
Multiple Airlines
Deal found 7/4£681
Sun 3/509:00
LTN
-
PDX
3 stops36h 50m
Multiple Airlines
Sun 10/513:05
PDX
-
LTN
3 stops23h 25m
Multiple Airlines
Deal found 8/4£699
Wed 20/508:25
LTN
-
PDX
3 stops37h 25m
Multiple Airlines
Wed 3/614:30
PDX
-
LTN
2 stops23h 50m
Multiple Airlines
Deal found 8/4£701
Tue 5/506:00
LTN
-
PDX
3 stops39h 50m
Multiple Airlines
Tue 12/513:05
PDX
-
LTN
3 stops28h 50m
Multiple Airlines
Deal found 5/4£702
Thu 7/521:40
LTN
-
PDX
2 stops25h 05m
Multiple Airlines
Fri 22/510:10
PDX
-
LTN
2 stops23h 15m
Multiple Airlines
Deal found 8/4£793
Wed 20/520:35
LTN
-
PDX
2 stops23h 10m
Multiple Airlines
Thu 21/515:30
PDX
-
LTN
2 stops22h 40m
Multiple Airlines
Deal found 8/4£803
Wed 22/408:30
LTN
-
PDX
2 stops34h 40m
Multiple Airlines
Sun 26/413:05
PDX
-
LTN
2 stops17h 30m
Multiple Airlines
Deal found 6/4£806

Find flight deals from Luton to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Portland (PDX). 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 10 April 2026.

Round-trip from

£644

One-way from

£341

Popular in

July

Cheapest in

September

Average price

£659
8/5-11/5
  • 8/5-11/5
  • 6 total stops
  • 63h 30m total
  • London to Portland
Search Deals
20/5
  • 20/5
  • 3 total stops
  • 37h 25m total
  • London to Portland
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£66 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton to Portland 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 858,174 searches. Data last updated 10 April 2026.
Use the filters below to find and compare flights from London Luton Airport to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPortland

LTN - PDX

LTNPDX

London Luton

Fri 8/5

06:05-09:30

3 stops35h 25m

Portland

Mon 11/5

13:05-01:10

3 stops28h 05m

£644

LondonPortland

LTN - PDX

LTNPDX

London Luton

Sun 3/5

09:00-13:50

3 stops36h 50m

Portland

Sun 10/5

13:05-20:30

3 stops23h 25m

£699

LondonPortland

LTN - PDX

LTNPDX

London Luton

Tue 5/5

06:00-13:50

3 stops39h 50m

Portland

Tue 12/5

13:05-01:55

3 stops28h 50m

£702

LondonPortland

LTN - PDX

LTNPDX

London Luton

Wed 20/5

08:25-13:50

3 stops37h 25m

Portland

Wed 3/6

10:10-17:30

3 stops23h 20m

£712

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 7/5

19:30-20:45

2 stops57h 15m

Portland

Fri 22/5

19:05-13:05

1 stop34h 00m

£806
Fastest return journey

LondonPortland

LTN - PDX

LTNPDX

London Luton

Wed 22/4

08:30-11:10

2 stops34h 40m

Portland

Sun 26/4

13:05-14:35

2 stops17h 30m

£806

LondonPortland

LTN - PDX

LTNPDX

London Luton

Fri 22/5

06:20-13:50

3 stops39h 30m

Portland

Sat 30/5

15:30-21:55

2 stops22h 25m

£817

LondonPortland

LTN - PDX

LTNPDX

London Luton

Fri 22/5

06:20-13:50

3 stops39h 30m

Portland

Fri 29/5

10:10-14:00

2 stops19h 50m

£903
Cheapest one-way

LondonPortland

LTN - PDX

LTNPDX

London Luton

Mon 25/5

08:05-13:50

3 stops37h 45m

£350

LondonPortland

LTN - PDX

LTNPDX

London Luton

Tue 2/6

21:50-13:10

3 stops47h 20m

£388

Flights are sorted by cheapest return flights first.

Deals found on 6/4

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Luton to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Luton with our price prediction graph.
Estimated return 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 Luton to Portland. 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 into for flights to Portland from London Luton?

    If you book a flight to Portland from London Luton, you will be flying to Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 0 flights from London Luton to Portland per day from 0 different airlines.

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

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

  • How can I find direct flights from Luton to Portland?

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

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

    Yes. Cheapflights offers flight deals from Luton to Portland 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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How does Cheapflights help users find flights from Luton to Portland?

When you search for this flight from Luton to Portland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Luton to Portland?

Cheapflights simply makes it quick and affordable to book flights from Luton to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Luton to Portland with no change fees?

Certainly. Search results for flights to Portland from Luton shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Luton to Portland become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Portland from Luton today and book when prices fit your budget.

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