London to Porto LCY, LGW, LHR, LTN, SEN, STN → OPO
London City Airport (LCY), London Gatwick Airport (LGW), London Heathrow Airport (LHR), London Luton Airport (LTN), London Southend Airport (SEN), Stansted Airport (STN) → Porto Airport (OPO)
The cheapest return found recently is $242 with Wizz Air Malta, 28 May 2027 – 31 May 2027, found yesterday. The cheapest one-way found recently is $91 with TAP Air Portugal, 18 Sept 2027, found today.
Return
The cheapest return fare on each of 9 departure dates is usually $125 to $214.
Cheapest return found recently
$242
28 May 2027 – 31 May 2027 · Wizz Air Malta
London Luton Airport (LTN) → Porto Airport (OPO)
Leaves 9:30 p.m. · Return leaves 10:30 p.m. · 21 h 50 min of travel, both ways together
out 1 stop, back 1 stop
found yesterday
Cheapest nonstop return
$406
28 May 2027 – 30 May 2027 · Ryanair
Stansted Airport (STN) → Porto Airport (OPO)
Leaves 7:50 p.m. · Return leaves 11:00 a.m. · 4 h 50 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$242 28 May 2027 – 31 May 2027found yesterdaySee prices for these dates
$61 14 Nov – 21 Novfound 5 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $43 to $115.
At $242, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 9 departure dates from 27 Oct to 7 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 3-night return fares leaving within 3 days of 28 May 2027 to compare.
Every date we hold
59 fares on 9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 27 Oct – 27 Oct | $340 | Lufthansa | London Heathrow Airport (LHR) → Porto Airport (OPO) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 14 Nov – 21 Nov | $61 | Ryanair | Stansted Airport (STN) → Porto Airport (OPO) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 17 Nov – 26 Nov | $92 | Ryanair | Stansted Airport (STN) → Porto Airport (OPO) | out nonstop, back nonstop | found 4 days ago | See prices for these dates |
| 12 Dec – 26 Dec | $125 | Ryanair UK | Stansted Airport (STN) → Porto Airport (OPO) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 19 Dec – 2 Jan 2027 | $295 | Ryanair | Stansted Airport (STN) → Porto Airport (OPO) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 19 Mar 2027 – 21 Mar 2027 | $176 | easyJet | London Luton Airport (LTN) → Porto Airport (OPO) | out nonstop, back 2 stops | found 6 days ago | See prices for these dates |
| 27 May 2027 – 31 May 2027 | $188 | Vueling | London Gatwick Airport (LGW) → Porto Airport (OPO) | out 1 stop, back 1 stop | found 2 days ago | See prices for these dates |
| 28 May 2027 – 30 May 2027 | $214 | Wizz Air Malta | London Luton Airport (LTN) → Porto Airport (OPO) | out 1 stop, back nonstop | found 5 days ago | See prices for these dates |
| 7 Sept 2027 – 16 Sept 2027 | $169 | Ryanair | Stansted Airport (STN) → Porto Airport (OPO) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $61.
Airlines on the cheapest dates: Ryanair, Lufthansa, Ryanair UK, easyJet, Vueling, Wizz Air Malta.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $88 to $108.
Cheapest one-way found recently
$91
18 Sept 2027 · TAP Air Portugal
London Gatwick Airport (LGW) → Porto Airport (OPO)
Leaves 9:15 p.m. · 2 h 25 min trip
nonstop
found today
Cheapest nonstop one-way
$91
18 Sept 2027 · TAP Air Portugal
London Gatwick Airport (LGW) → Porto Airport (OPO)
Leaves 9:15 p.m. · 2 h 25 min trip
nonstop
found today
Found recently, and the cheapest we hold
$91 18 Sept 2027found todayOpen this trip
$78 24 Feb 2027found 5 days agoOpen this trip
What have prices looked like?
Over 17 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $41 to $242.
17 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 20 Jan 2027 to 18 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 18 Sept 2027 to compare.
Every date we hold
7 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Jan 2027 | $96 | easyJet | London Southend Airport (SEN) → Porto Airport (OPO) | 1 stop | found yesterday | Open this trip |
| 24 Feb 2027 | $78 | Vueling | London Heathrow Airport (LHR) → Porto Airport (OPO) | 1 stop | found 5 days ago | Open this trip |
| 1 May 2027 | $145 | Luxair | London City Airport (LCY) → Porto Airport (OPO) | 1 stop | found yesterday | Open this trip |
| 18 Sept 2027 | $91 | TAP Air Portugal | London Gatwick Airport (LGW) → Porto Airport (OPO) | nonstop | found today | Open this trip |
Which month looks cheapest?
February 2027 is the cheapest month — from $78.
Airlines on the cheapest dates: easyJet, Vueling, Luxair, TAP Air Portugal.
Premium cabin fares from London to Porto
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 28 May 2027 – 31 May 2027 in another cabin: Premium economy · Business · First
Today's prices for 18 Sept 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for London to Porto?
Return
Fares 30 to 59 days before departure were typically 61% lower than 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 7–13 days | $139 | $102 | +157% | 14 |
| 14–29 days | $182 | $61 | +237% | 12 |
| 30–59 days | $54 | $43 | Cheapest seen | 22 |
| 60–89 days | $171 | $107 | +217% | 25 |
| 90–179 days | $103 | $99 | +91% | 20 |
| 180+ days | $169 | $146 | +213% | 25 |
One-way
Not enough history yet: in 17 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 28 May 2027 – 31 May 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work