S$455 Cheap Flights from Boise to Singapore

View S$455 flight on Wed, 21 Jan, 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$455 for one-way flights and S$1,190 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 31 Jan - Sun, 1 Mar
BOI
Boise
SIN
Singapore
S$1,190 Return, found 3 days ago
S$1,190
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Sun, 1 Mar, priced at S$1,190 found 3 days ago
Alaska Airlines
Sat, 31 Jan - Mon, 2 Mar
BOI
Boise
SIN
Singapore
S$1,220 Return, found 3 days ago
S$1,220
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Mon, 2 Mar, priced at S$1,220 found 3 days ago
Alaska Airlines
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,222 Return, found 3 days ago
S$1,222
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,222 found 3 days ago
Alaska Airlines
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,252 Return, found 3 days ago
S$1,252
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,252 found 3 days ago
Alaska Airlines
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,254 Return, found 3 days ago
S$1,254
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,254 found 3 days ago
Alaska Airlines
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,284 Return, found 3 days ago
S$1,284
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,284 found 3 days ago
United
Fri, 24 Oct - Tue, 28 Oct
BOI
Boise
SIN
Singapore
S$1,363 Return, found 2 days ago
S$1,363
Return
found 2 days ago
Select United flight, departing Fri, 24 Oct from Boise to Singapore, returning Tue, 28 Oct, priced at S$1,363 found 2 days ago
All Nippon Airways
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,438 Return, found 3 days ago
S$1,438
Return
found 3 days ago
Select All Nippon Airways flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,438 found 3 days ago
STARLUX Airlines
Sat, 31 Jan - Mon, 2 Mar
BOI
Boise
SIN
Singapore
S$1,447 Return, found 3 days ago
S$1,447
Return
found 3 days ago
Select STARLUX Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Mon, 2 Mar, priced at S$1,447 found 3 days ago
Japan Airlines
Sat, 31 Jan - Tue, 3 Mar
BOI
Boise
SIN
Singapore
S$1,595 Return, found 3 days ago
S$1,595
Return
found 3 days ago
Select Japan Airlines flight, departing Sat, 31 Jan from Boise to Singapore, returning Tue, 3 Mar, priced at S$1,595 found 3 days 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$1,190. 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
Return price
S$1,190
Distance
13538 km

Book with confidence

Flights from Boise to Singapore

There are several airlines that operate frequent flights from Boise (BOI) to Singapore (SIN) including

The earliest flight leaves Boise ID Airport at 06:41 and arrives at Changi Airport at 06:15. The last flight of the day departs Boise at 18:10 and arrives at Singapore at 19:05.

The flight distance from Boise to Singapore is about 14497 km, the shortest flight is 20 hours 40 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Singapore flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Boise Singapore flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Boise to Singapore trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Singapore flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Boise to Singapore with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Boise to Singapore

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