$536 Cheap Flights from Oslo (OSL) to Sal Island (SID)

View $536 flight on Thu, Jan 15, 2026Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Sal Island (SID-Amilcar Cabral Intl.)

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Cheap Flights from Oslo to Sal Island (OSL-SID)

Prices were available within the past 7 days and start at $536 for one-way flights and $1,131 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,131 Roundtrip, found 3 days ago
$1,131
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,131 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,154 Roundtrip, found 3 days ago
$1,154
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,154 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,177 Roundtrip, found 3 days ago
$1,177
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,177 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,200 Roundtrip, found 3 days ago
$1,200
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,200 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,219 Roundtrip, found 3 days ago
$1,219
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,219 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,241 Roundtrip, found 3 days ago
$1,241
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,241 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,263 Roundtrip, found 3 days ago
$1,263
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,263 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,264 Roundtrip, found 3 days ago
$1,264
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,264 found 3 days ago
TAP Portugal
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,286 Roundtrip, found 3 days ago
$1,286
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,286 found 3 days ago
Scandinavian Airlines
Sat, Oct 4 - Sat, Oct 11
OSL
Oslo
SID
Sal
$1,370 Roundtrip, found 3 days ago
$1,370
Roundtrip
found 3 days ago
Select Scandinavian Airlines flight, departing Sat, Oct 4 from Oslo to Sal, returning Sat, Oct 11, priced at $1,370 found 3 days ago
Flights from Oslo (OSL) to Sal Island (SID)
Origin airport
Gardermoen
Destination airport
Amilcar Cabral Intl.
Roundtrip price
$1,130
Distance
3446 mi

Oslo to Sal Island Flights

The cheapest times to fly from Oslo to Sal Island

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oslo to Sal Island are during the month of October. You can find some of the cheapest flights from Oslo to Sal Island with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Sal Island

Sunday is one of the best days to book for cheap flights from Oslo to Sal Island: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oslo to Sal Island

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oslo to Sal Island in 2025. You can also book with separate airlines for your outbound and return journeys, from $536 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oslo to Sal Island flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oslo to Sal Island airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID) cost?
Grab a cheap one-way flight from $536 or cheap return flight from $1,131 from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID)?
Planning your trip for October is a great way to save, as it's the cheapest month for flights between OSL and SID. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID)?
To find the cheapest airline that'll fly you from OSL to SID, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID)?
There aren't any daily direct flights from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from OSL to SID?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID)?
To land at Amilcar Cabral Intl. Airport (SID) on schedule, choose a flight that leaves from Gardermoen Airport (OSL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID) last-minute?
Booking your ticket from OSL to SID just before your journey is typically more expensive. However, if you're flexible with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book an OSL to SID flight and hotel package?
Compared with arranging hotels and flights separately, booking an OSL to SID flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Simply pick your flights and select from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Gardermoen Airport (OSL) to Amilcar Cabral Intl. Airport (SID)?
If you reserved your OSL to SID flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.