The cheapest times to fly from KOA to SID are

  • January 1st to March 18th (except the week of February 12th)
  • April 23rd to June 3rd (except the week of May 7th)
  • September 10th to October 14th
  • December 3rd to December 23rd (except the week of December 10th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KOA to SID is late May. Prices can be as high as $11200 for Saturday flights during mid July, or as low as $1788 for Wednesday flights around late May.


When to Fly to Sal

Flying from Kona, HI (KOA) to Sal Island (SID) will usually cost between $2227 to $8952 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late May with an average ticket price of $1788. Due to high demand the most expensive time to fly is mid July, with an average price of $7822. Planning your trip to low-cost times can easily save you $6034 on economy flights and even more on first-class flights. Generally, any price below $3315 can be considered a good price for a round-trip KOA to SID flight.

See below for a graph of average weekly prices for the KOA to SID route. All prices are for round-trip tickets in USD.

KOA to SID Flight Prices

Compared to other flights, the KOA to SID flight is more expensive than the average and costs more than the average flight leaving from Kailua-Kona. The average price per mile (for a direct flight) is $0.25, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $1779 (36%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $2542. Return trip prices are from the SID to KOA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from KOA to SID can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 16 hour 3 minutes may not be realistic.


Flight Hacking KOA to SID

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from KOA to SID — but Champion Traveler does!

Hack #1: London (KOA > LHR > SID)

  • Price for both tickets: $1741
  • Average savings: $1575 (47.5%)

See KOA to LHR flights

Hack #2: Toronto (KOA > YYZ > SID)

  • Price for both tickets: $1783
  • Average savings: $1532 (46.21%)

See KOA to YYZ flights

Hack #3: Boston, MA (KOA > BOS > SID)

  • Price for both tickets: $1790
  • Average savings: $1525 (46%)

See KOA to BOS flights


Flight Questions Answered

Still have questions about flying from KOA to SID? We’ve got answers.

Which airlines fly this route?

You can find 15 major airlines flying this route most often: Air France, Air New Zealand, American, Austrian, Azores Airlines, British Airways, Brussels Airlines, Delta, KLM, Lufthansa, SAS, SWISS, Tap Air Portugal, United, Virgin Atlantic, and potentially more during busy seasons.

How far away is it from Amilcar Cabral International Airport to Ellison Onizuka Kona International at Keahole Airport?

The distance between the two airports is roughly 8375 miles or 13478 kilometers.

How long does it take to fly from KOA to SID?

The real-world flight time for a nonstop KOA to SID flight is about 16 hour 3 minutes.

How many flights go between Kona, HI and Sal Island?

It depends on the day of the week and the date, but a typical day might have around 6 available flights from KOA to SID.


Airport Location Info


Departing Airport

Origination code KOA
Origination airport name Ellison Onizuka Kona International at Keahole Airport
City Kona, HI
Country the United States
Latitude 19.7
Longitude -156

Return Airport

Destination code SID
Destination airport name Amilcar Cabral International Airport
City Sal Island
Country Cape Verde
Latitude 16.7
Longitude -22.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.