S$576 Cheap Flights from Boise to Singapore

View S$576 flight on Sun, 20 Sept, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Singapore Changi Airport (SIN)

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Cheap Flights from Boise to Singapore (BOI-SIN)

Prices were available within the past 7 days and start at S$576 for one-way flights and S$1,630 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,630 Return, found 19 hours ago
S$1,630
Return
found 19 hours ago
Select United flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,630 found 19 hours ago
All Nippon Airways
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,630 Return, found 19 hours ago
S$1,630
Return
found 19 hours ago
Select All Nippon Airways flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,630 found 19 hours ago
Alaska Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,644 Return, found 19 hours ago
S$1,644
Return
found 19 hours ago
Select Alaska Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,644 found 19 hours ago
Alaska Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,646 Return, found 19 hours ago
S$1,646
Return
found 19 hours ago
Select Alaska Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,646 found 19 hours ago
Alaska Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,704 Return, found 19 hours ago
S$1,704
Return
found 19 hours ago
Select Alaska Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,704 found 19 hours ago
STARLUX Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,773 Return, found 19 hours ago
S$1,773
Return
found 19 hours ago
Select STARLUX Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,773 found 19 hours ago
Qatar Airways
Wed, 4 Nov - Sun, 8 Nov
BOI
Boise
SIN
Singapore
S$1,781 Return, found 1 day ago
S$1,781
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 4 Nov from Boise to Singapore, returning Sun, 8 Nov, priced at S$1,781 found 1 day ago
Japan Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$1,957 Return, found 19 hours ago
S$1,957
Return
found 19 hours ago
Select Japan Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$1,957 found 19 hours ago
Finnair
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$2,094 Return, found 19 hours ago
S$2,094
Return
found 19 hours ago
Select Finnair flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$2,094 found 19 hours ago
American Airlines
Tue, 1 Sept - Mon, 21 Sept
BOI
Boise
SIN
Singapore
S$2,141 Return, found 19 hours ago
S$2,141
Return
found 19 hours ago
Select American Airlines flight, departing Tue, 1 Sept from Boise to Singapore, returning Mon, 21 Sept, priced at S$2,141 found 19 hours ago

Frequently asked questions

How much is a flight from Boise Airport (BOI) to SIN?
Start packing your bags, because round-trip journeys from BOI to SIN start from S$1,630. That's based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOI to SIN?
The majority of flights can be cancelled online, but every air carrier has different terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Boise Airport (BOI) to Singapore Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BOI to SIN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BOI to Changi Airport?
You'll have 13,600 kilometres to cover on the long-haul Boise to Singapore route. Dress in comfy clothes and consider taking a travel pillow with you.
Which airlines fly direct from BOI to Singapore Airport?
If you want to fly straight from BOI to Changi Airport (SIN), you'll have to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly between these airports.
Are Boise Airport (BOI) to Changi Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Boise Airport (BOI) to SIN can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines publish their prices so far in advance. Our top tip? Check back often as prices are updated regularly.

Travel information

Origin airport
Boise
Destination airport
Changi
Airlines serving
Air France, All Nippon Airways, American Airlines, British Airways, Delta, Finnair, Japan Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, United
Return price
S$1,630
Distance
13538 km

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