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Cheap flights from London Luton Airport to Portland from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Portland departing on 10/7. 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 London Luton Airport to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:30 pm - 9:31 am
LTN
-
PDX
44h 01m
3 stops
Multiple Airlines Logo
3:30 pm - 3:30 pm
PDX
-
LTN
16h 00m
2 stops
$975Multiple Airlines
Tue, Jul 21 - Tue, Jul 28
Multiple Airlines Logo
9:40 pm - 9:31 am
LTN
-
PDX
43h 51m
3 stops
Multiple Airlines Logo
1:05 pm - 12:50 pm
PDX
-
LTN
15h 45m
1 stop
$1,016Multiple Airlines
Thu, Aug 27 - Wed, Sep 2
Multiple Airlines Logo
6:25 am - 5:55 pm
LTN
-
PDX
19h 30m
1 stop
Multiple Airlines Logo
3:30 pm - 10:50 pm
PDX
-
LTN
23h 20m
2 stops
$1,035Multiple Airlines
Sun, Sep 13 - Mon, Oct 12
Multiple Airlines Logo
8:35 pm - 1:05 pm
LTN
-
PDX
24h 30m
2 stops
Multiple Airlines Logo
10:10 am - 7:55 pm
PDX
-
LTN
25h 45m
3 stops
$1,045Multiple Airlines
Fri, Sep 4 - Mon, Sep 14
Multiple Airlines Logo
7:05 am - 9:31 am
LTN
-
PDX
34h 26m
3 stops
Multiple Airlines Logo
3:30 pm - 6:25 pm
PDX
-
LTN
18h 55m
2 stops
$1,057Multiple Airlines
Thu, Jul 23 - Thu, Jul 30
Multiple Airlines Logo
7:05 am - 9:31 am
LTN
-
PDX
34h 26m
3 stops
Multiple Airlines Logo
3:30 pm - 6:25 pm
PDX
-
LTN
18h 55m
2 stops
$1,070Multiple Airlines
Thu, Jul 23 - Thu, Jul 30
Multiple Airlines Logo
9:30 pm - 9:31 am
LTN
-
PDX
44h 01m
3 stops
Multiple Airlines Logo
3:30 pm - 6:25 pm
PDX
-
LTN
18h 55m
2 stops
$1,087Multiple Airlines
Tue, Aug 4 - Tue, Aug 18
Multiple Airlines Logo
7:05 am - 9:31 am
LTN
-
PDX
34h 26m
3 stops
Multiple Airlines Logo
3:30 pm - 10:50 pm
PDX
-
LTN
23h 20m
2 stops
$1,148Multiple Airlines
Thu, Jul 16 - Tue, Jul 21
Multiple Airlines Logo
8:35 pm - 1:05 pm
LTN
-
PDX
24h 30m
2 stops
Multiple Airlines Logo
1:05 pm - 12:40 pm
PDX
-
LTN
15h 35m
1 stop
$1,165Multiple Airlines
Fri, Sep 4 - Mon, Sep 14
Multiple Airlines Logo
9:15 am - 9:31 am
LTN
-
PDX
32h 16m
3 stops
Multiple Airlines Logo
11:15 am - 10:40 pm
PDX
-
LTN
27h 25m
3 stops
$1,166Multiple Airlines
Thu, Jul 9 - Wed, Jul 22

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Customize your flight search to find flights from London Luton Airport 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, momondo users made 832,500 searches. Data last updated June 27, 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 round-trip

LondonPortland

LTN - PDX

LTNPDX

London Luton

Tue 7/21

9:30 pm-9:31 am

3 stops44h 01m

Portland

Tue 7/28

3:30 pm-3:30 pm

2 stops16h 00m

$975

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 8/27

9:40 pm-9:31 am

3 stops43h 51m

Portland

Wed 9/2

1:05 pm-12:50 pm

1 stop15h 45m

$1,016

LondonPortland

LTN - PDX

LTNPDX

London Luton

Sun 9/13

6:25 am-5:55 pm

1 stop19h 30m

Portland

Mon 10/12

3:30 pm-10:50 pm

2 stops23h 20m

$1,035

LondonPortland

LTN - PDX

LTNPDX

London Luton

Fri 9/4

8:35 pm-1:05 pm

2 stops24h 30m

Portland

Mon 9/14

10:10 am-7:55 pm

3 stops25h 45m

$1,045

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 7/23

7:05 am-9:31 am

3 stops34h 26m

Portland

Thu 7/30

3:30 pm-6:25 pm

2 stops18h 55m

$1,057

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 7/23

7:05 am-9:31 am

3 stops34h 26m

Portland

Thu 7/30

3:30 pm-6:25 pm

2 stops18h 55m

$1,070

LondonPortland

LTN - PDX

LTNPDX

London Luton

Tue 8/4

9:30 pm-9:31 am

3 stops44h 01m

Portland

Tue 8/18

3:30 pm-6:25 pm

2 stops18h 55m

$1,087

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 7/16

7:05 am-9:31 am

3 stops34h 26m

Portland

Tue 7/21

3:30 pm-10:50 pm

2 stops23h 20m

$1,148
Quickest round-trip

LondonPortland

LTN - PDX

LTNPDX

London Luton

Fri 9/4

8:35 pm-1:05 pm

2 stops24h 30m

Portland

Mon 9/14

1:05 pm-12:40 pm

1 stop15h 35m

$1,165

LondonPortland

LTN - PDX

LTNPDX

London Luton

Thu 7/9

9:15 am-9:31 am

3 stops32h 16m

Portland

Wed 7/22

11:15 am-10:40 pm

3 stops27h 25m

$1,166

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from London Luton Airport to Portland

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

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Wednesday when prices can be found for as low as $854. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Saturday, with ticket prices averaging around $1,590.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is at noon when flights can be purchased for as low as $854. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $1,174 per ticket.

When to book flights from London Luton Airport to Portland

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

Cheap London Luton Airport to Portland (LTN to PDX) flight deals and tips

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

Fastest flight time

25h 00m

Direct flights

None
The fastest flight from London Luton Airport to Portland takes 25h 00m
There are no direct flights from London Luton Airport to Portland. There are no popular flight routes from London Luton Airport to Portland.
Search flight deals

Frequently asked questions about flying from London Luton Airport to Portland

  • How far is London Luton to Portland by plane?

    There are 4883.1 mi between London Luton and Portland. 25h 00m is a normal flight duration for this route.

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

    Prices for flights from London Luton Airport to Portland Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Portland Airport.

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

    The travel and health documents you'll need for your trip to Portland 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 Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Beaverton
Hillsboro
Depoe Bay
Tigard
Longview
Hood River
Newberg
Clackamas
Troutdale
Gresham
The Dalles
Kelso

Why use momondo?

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

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 Portland from London.

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

momondo does allow users to show only those flights to Portland from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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