Cheap flights from Porto to Sal from $58 OPO → SID
Porto Airport (OPO) → Amilcar Cabral International Airport (SID)
The cheapest return found recently is $863 with Ryanair, 30 Dec – 3 Jan 2027, found 2 days ago. The cheapest one-way found recently is $58 with easyJet, 27 Jan 2027, found 7 days ago.
- Cheapest one-way found recently
- $58, easyJet, found 7 days ago
- Cheapest return found recently
- $863, 30 Dec to 3 Jan 2027
- Usual return price
- $228 to $573
- Cheapest month to fly
- November 2026, return fares from $172 found in the last 7 days
- Airlines with nonstop flights
- easyJet
- Shortest nonstop flight found
- 4 h 35 min
Return
The cheapest return fare on each of 3 departure dates is usually $228 to $573.
Cheapest return found recently
$863
30 Dec – 3 Jan 2027 · Ryanair
Porto Airport (OPO) → Amilcar Cabral International Airport (SID)
Leaves 9:45 p.m. · Return leaves 10:25 p.m. · 59 h 50 min of travel, both ways together
out 2 stops, back 1 stop
found 2 days ago
Cheapest nonstop return
$172
15 Nov – 19 Nov · easyJet
Porto Airport (OPO) → Amilcar Cabral International Airport (SID)
Leaves 1:20 p.m. · Return leaves 5:40 p.m. · 8 h 55 min of travel, both ways together
out nonstop, back nonstop
found 3 days ago
Found recently, and the cheapest we hold
$863 30 Dec – 3 Jan 2027found 2 days agoSee prices for these dates
$172 15 Nov – 19 Novfound 3 days agoSee prices for these dates
What have prices looked like?
Over 40 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $172 to $257.
At $863, the cheapest return found recently is above that range.
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 3 departure dates from 15 Nov to 30 Dec, 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 4-night return fares leaving within 3 days of 30 Dec to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 15 Nov – 19 Nov | $172 | easyJet | Porto Airport (OPO) → Amilcar Cabral International Airport (SID) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 16 Nov – 21 Nov | $283 | TAP Air Portugal | Porto Airport (OPO) → Amilcar Cabral International Airport (SID) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 30 Dec – 3 Jan 2027 | $863 | Ryanair | Porto Airport (OPO) → Amilcar Cabral International Airport (SID) | out 2 stops, back 1 stop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $172.
Airlines on the cheapest dates: easyJet, TAP Air Portugal, Ryanair.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$58
27 Jan 2027 · easyJet
Porto Airport (OPO) → Amilcar Cabral International Airport (SID)
Leaves 1:25 p.m. · 4 h 35 min trip
nonstop
found 7 days ago
Cheapest nonstop one-way
$58
27 Jan 2027 · easyJet
Porto Airport (OPO) → Amilcar Cabral International Airport (SID)
Leaves 1:25 p.m. · 4 h 35 min trip
nonstop
found 7 days ago
Found recently, and the cheapest we hold
$58 27 Jan 2027found 7 days agoOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 32 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $58 to $104.
At $58, the cheapest one-way found recently is at the low end of that range.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 27 Jan 2027 to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 27 Jan 2027 | $58 | easyJet | Porto Airport (OPO) → Amilcar Cabral International Airport (SID) | nonstop | found 7 days ago | Open this trip |
Airlines on the cheapest dates: easyJet.
Premium cabin fares from Porto to Sal
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 30 Dec – 3 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 27 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Porto to Sal?
Return
The cheapest fares were 7 to 13 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (40 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 | $216 | $186 | Cheapest seen | 8 |
| 14–29 days | $257 | $257 | +19% | 9 |
| 30–59 days | $249 | $249 | +15% | 13 |
| 90–179 days | $218 | $212 | +1% | 23 |
| 180+ days | $251 | $212 | +16% | 17 |
One-way
Not enough history yet: in 32 days of one-way prices, 24 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Porto → Boa Vista
73 km from Sal
$247
$616 less than flying to Sal
29 Nov – 12 Dec · OPO → BVC · out nonstop, back 2 stops
found 2 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 30 Dec – 3 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Porto to Sal?
The cheapest return found recently is $863 with Ryanair, 30 Dec to 3 Jan 2027, found 2 days ago. The cheapest return we hold, of any age, is $172 with easyJet, 15 Nov to 19 Nov, found 3 days ago. The cheapest return fare on each of 3 departure dates is usually $228 to $573.
How much is a one-way flight from Porto to Sal?
The cheapest one-way found recently is $58 with easyJet, 27 Jan 2027, found 7 days ago.
What is the cheapest month to fly from Porto to Sal?
November 2026 is the cheapest month for a return, from $172, 15 Nov to 19 Nov, found 3 days ago.
How far ahead should I book a flight from Porto to Sal?
In 40 days of prices between 24 Sept and 11 Nov, return fares were cheapest 7 to 13 days before departure.
Is there a direct flight from Porto to Sal?
Yes, the cheapest nonstop return found recently is $172 with easyJet, 15 Nov to 19 Nov, found 3 days ago. The cheapest nonstop one-way found recently is $58 with easyJet, 27 Jan 2027, found 7 days ago.
How long is the flight from Porto to Sal?
The cheapest nonstop one-way found recently, with easyJet on 27 Jan 2027, takes 4 h 35 min from Porto Airport (OPO) to Amilcar Cabral International Airport (SID).
Which airlines have the cheapest flights from Porto to Sal?
Between 15 Nov and 30 Dec, easyJet has the cheapest return on 1 of the 3 departure dates we hold, TAP Air Portugal on 1 and Ryanair on 1.
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