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$1,045+ Cheap flights from Boise (BOI) to Singapore (SIN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SIN
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Boise to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Singapore (SIN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$1,045
(Travelocity)
From Boise Air Term. Gowen Fld to Singapore Changi
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Find flight deals from Boise to Singapore

Cheapest flights from Boise to Singapore
Explore the most affordable flight options available from Boise to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Travelocity deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:28 amBOI - SIN
1 stop21h 17mMultiple Airlines
Fri 11/79:15 amSIN - BOI
1 stop27h 53mMultiple Airlines
Deal found 9/15$1,045
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:45 amBOI - SIN
1 stop20h 40mUnited Airlines
Fri 10/108:45 amSIN - BOI
1 stop22h 13mUnited Airlines
Deal found 9/15$1,063
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:11 pmBOI - SIN
2 stops26h 49mUnited Airlines
Sun 1/1810:45 amSIN - BOI
2 stops48h 06mUnited Airlines
Deal found 9/15$1,066
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/277:05 pmBOI - SIN
1 stop33h 20mUnited Airlines
Tue 9/308:45 amSIN - BOI
1 stop28h 59mUnited Airlines
Deal found 9/14$1,069
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:40 amBOI - SIN
2 stops25h 00mDelta
Wed 9/241:10 amSIN - BOI
2 stops33h 10mDelta
Deal found 9/15$1,077

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Boise to Singapore that are best for you.

Fly from

Boise

Fly to

Singapore

Route

Depart

Return

Price

BoiseSingapore

BOI - SIN

BOISIN

Boise Air Term. Gowen Fld

Fri 10/31

6:28 am-5:45 pm

1 stop21h 17m

Singapore Changi

Fri 11/7

9:15 am-10:08 pm

1 stop27h 53m

$1,045

BoiseSingapore

BOI - SIN

BOISIN

Boise Air Term. Gowen Fld

Wed 10/1

7:45 am-6:25 pm

1 stop20h 40m

Singapore Changi

Fri 10/10

8:45 am-4:58 pm

1 stop22h 13m

$1,063

BoiseSingapore

BOI - SIN

BOISIN

Boise Air Term. Gowen Fld

Tue 11/25

2:40 pm-8:00 am

1 stop26h 20m

Singapore Changi

Sun 1/18

10:45 am-7:51 pm

2 stops48h 06m

$1,066

BoiseSingapore

BOI - SIN

BOISIN

Boise Air Term. Gowen Fld

Fri 10/31

6:20 am-8:15 pm

1 stop23h 55m

Singapore Changi

Fri 11/7

10:20 pm-9:16 pm

2 stops37h 56m

$1,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Boise to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Boise with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boise to Singapore

What is the cheapest time of day to fly from BOI to SIN?

Find hourly flight availability from Boise to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

It’s typically best to fly out from Boise to Singapore in the morning. Doing so could potentially save you 18% on the flight price compared to flying at noon, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Boise to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boise to Singapore?

    There are many flights that can get you from Boise to Singapore in 20h 40m. Fly via United Airlines to get the fastest option. The distance between Boise and Singapore is about 8456 mi.

  • Can I find deals for flights from Boise to Singapore that include hotel bookings?

    Yes. In addition to deals on Boise to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Singapore.

  • Can I find deals for business class flights from Boise to Singapore?

    Yes. Cheapflights offers flight deals from Boise to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boise to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Boise to Singapore (average of $994). Flying from Boise to Singapore in December is currently the most expensive (average of $1,665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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