Boise to Sal flights in September 2027

Saved fares include round trips from $1,691 and one-way flights from $1,150 for one adult in economy. Fare observations: October 29, 2026.

Departure airports: Boise (BOI). Destination: Sal (SID).

BOI → SID · September 2027 · One adult in economy

Travel dates	Airline	Stops	Total (USD)
Sep 1, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 1, 2027 – Sep 4, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 1, 2027 – Sep 8, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 2, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 2, 2027 – Sep 5, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 2, 2027 – Sep 9, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 3, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 3, 2027 – Sep 6, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 3, 2027 – Sep 10, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 4, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 4, 2027 – Sep 7, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 4, 2027 – Sep 11, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 5, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 5, 2027 – Sep 8, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 5, 2027 – Sep 12, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 6, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 6, 2027 – Sep 9, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 6, 2027 – Sep 13, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 7, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 7, 2027 – Sep 10, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 7, 2027 – Sep 14, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 8, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 8, 2027 – Sep 11, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 8, 2027 – Sep 15, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 9, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 9, 2027 – Sep 12, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 9, 2027 – Sep 16, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 10, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 10, 2027 – Sep 13, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 10, 2027 – Sep 17, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 11, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 11, 2027 – Sep 14, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 11, 2027 – Sep 18, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 12, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 12, 2027 – Sep 15, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 12, 2027 – Sep 19, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 13, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 13, 2027 – Sep 16, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 13, 2027 – Sep 20, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 14, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 14, 2027 – Sep 17, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 14, 2027 – Sep 21, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 15, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 15, 2027 – Sep 18, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 15, 2027 – Sep 22, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 16, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 16, 2027 – Sep 19, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 16, 2027 – Sep 23, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 17, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 17, 2027 – Sep 20, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 17, 2027 – Sep 24, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 18, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 18, 2027 – Sep 21, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 18, 2027 – Sep 25, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 19, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 19, 2027 – Sep 22, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 19, 2027 – Sep 26, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 20, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 20, 2027 – Sep 23, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 20, 2027 – Sep 27, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 21, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 21, 2027 – Sep 24, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 21, 2027 – Sep 28, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 22, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 22, 2027 – Sep 25, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 22, 2027 – Sep 29, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 23, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 23, 2027 – Sep 26, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 23, 2027 – Sep 30, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 24, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 24, 2027 – Sep 27, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 24, 2027 – Oct 1, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 25, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 25, 2027 – Sep 28, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 25, 2027 – Oct 2, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 26, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 26, 2027 – Sep 29, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 26, 2027 – Oct 3, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 27, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 27, 2027 – Sep 30, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,691
Sep 27, 2027 – Oct 4, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 28, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 28, 2027 – Oct 1, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 28, 2027 – Oct 5, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 29, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 29, 2027 – Oct 2, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 29, 2027 – Oct 6, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 30, 2027 · One way	United Airlines	Up to 3 stops each way	$1,150
Sep 30, 2027 – Oct 3, 2027 · 3 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734
Sep 30, 2027 – Oct 7, 2027 · 7 nights	United Airlines / TAP Air Portugal	Up to 3 stops each way	$1,734

Each fare is an example for the dates and airports listed. Check its live price before booking.

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All months for Boise to Sal

Hotels near SID

Melia Llana Beach Resort & Spa - All Inclusive - Adults Only (Santa Maria) · Hilton Cabo Verde Sal Resort (Santa Maria) · Hotel Pontao (Santa Maria) · Hotel Central Sal (Santa Maria) · Hotel Riu Funana - All Inclusive (Santa Maria)

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