$950+ Cheap flights from Idaho to Singapore
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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SIN
Jan 3 — Jan 101
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho to Singapore
Best flights from Idaho to SingaporeDiscover carefully curated flight deals from Idaho to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.
Discover carefully curated flight deals from Idaho to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 4, 2025.
This oojo deal was found by Cheapflights users on 12/2. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/158:10 amBOI - SIN
2 stops25h 40mMultiple Airlines
Thu 1/228:15 amSIN - BOI
2 stops21h 55mMultiple Airlines
Deal found 12/2![Multiple Airlines logo]()
$950
This Japan Airlines deal was found by Cheapflights users on 12/1. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2510:00 amBOI - SIN
2 stops23h 50mJapan Airlines
Thu 1/298:15 amSIN - BOI
2 stops21h 55mJapan Airlines
Deal found 12/1![Japan Airlines logo]()
$1,057
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Sun 1/46:35 amBOI - SIN
1 stop22h 40mUnited Airlines
Thu 1/2210:20 pmSIN - BOI
1 stop28h 05mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,063
This Expedia deal was found by Cheapflights users on 12/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:00 pmBOI - SIN
2 stops24h 35mMultiple Airlines
Mon 3/162:45 pmSIN - BOI
2 stops20h 40mMultiple Airlines
Deal found 12/2![Multiple Airlines logo]()
$1,024
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 1/157:45 amBOI - SIN
1 stop21h 30mUnited Airlines
Thu 1/2210:20 pmSIN - BOI
1 stop28h 05mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,063
This Japan Airlines deal was found by Cheapflights users on 12/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2910:05 amGEG - SIN
2 stops22h 45mJapan Airlines
Mon 2/28:15 amSIN - GEG
2 stops20h 29mJapan Airlines
Deal found 12/2![Japan Airlines logo]()
$1,096
This United Airlines deal was found by Cheapflights users on 12/1. 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.
Sun 1/252:20 pmBOI - SIN
1 stop26h 40mUnited Airlines
Thu 1/2910:10 amSIN - BOI
1 stop21h 00mUnited Airlines
Deal found 12/1![United Airlines logo]()
$1,063
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Sun 3/16:55 pmBOI - SIN
1 stop22h 05mUnited Airlines
Mon 3/1610:10 amSIN - BOI
1 stop23h 02mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,063
This United Airlines deal was found by Cheapflights users on 12/2. 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 2/186:55 pmBOI - SIN
1 stop22h 05mUnited Airlines
Thu 2/2610:10 amSIN - BOI
2 stops25h 45mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,067
This Japan Airlines deal was found by Cheapflights users on 12/2. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/125:36 pmJAC - SIN
2 stops32h 49mJapan Airlines
Thu 1/152:20 amSIN - JAC
2 stops29h 41mJapan Airlines
Deal found 12/2![Japan Airlines logo]()
$1,318
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 3/52:35 pmIDA - SIN
2 stops62h 40mUnited Airlines
Mon 3/910:20 pmSIN - IDA
2 stops31h 20mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,081
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Thu 1/296:53 amGEG - SIN
1 stop21h 22mUnited Airlines
Mon 2/210:10 amSIN - GEG
1 stop25h 06mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,125
This United Airlines deal was found by Cheapflights users on 12/3. 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.
Sun 3/221:33 pmJAC - SIN
2 stops28h 27mUnited Airlines
Sat 4/48:40 pmSIN - JAC
2 stops32h 43mUnited Airlines
Deal found 12/3![United Airlines logo]()
$1,229
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Mon 1/123:27 pmJAC - SIN
1 stop25h 33mUnited Airlines
Fri 1/1610:10 amSIN - JAC
1 stop19h 16mUnited Airlines
Deal found 12/2![United Airlines logo]()
$1,366
This AranGrant deal was found by Cheapflights users on 12/3. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/139:30 amGEG - SIN
2 stops23h 50mJapan Airlines
Thu 5/288:05 amSIN - GEG
2 stops21h 17mJapan Airlines
Deal found 12/3![Japan Airlines logo]()
$4,130
This United Airlines deal was found by Cheapflights users on 12/3. 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 5/1312:30 pmGEG - SIN
1 stop27h 15mUnited Airlines
Thu 5/288:40 pmSIN - GEG
1 stop29h 44mUnited Airlines
Deal found 12/3![United Airlines logo]()
$5,440
Find flight deals from Idaho to Singapore
Keep the following information in mind while searching for Idaho to Singapore flight deals. Data was last updated December 4, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,057 (Japan Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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 December 4, 2025.
Use the filters below to find and compare flights from Idaho to Singapore that are best for you.
Fly from
Idaho
Fly to
Singapore
Route
Depart
Return
Price
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Thu 1/15
8:10 am-12:50 am
2 stops25h 40m
Singapore Changi
Thu 1/22
8:15 am-3:10 pm
2 stops21h 55m
$950
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Sun 3/1
6:00 pm-9:35 am
2 stops24h 35m
Singapore Changi
Mon 3/16
2:45 pm-9:25 pm
2 stops20h 40m
$1,024
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Sun 1/25
10:00 am-12:50 am
2 stops23h 50m
Singapore Changi
Thu 1/29
8:15 am-3:10 pm
2 stops21h 55m
$1,057
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Sun 1/4
6:35 am-8:15 pm
1 stop22h 40m
Singapore Changi
Thu 1/22
10:20 pm-11:25 am
1 stop28h 05m
$1,063
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Thu 1/15
7:45 am-8:15 pm
1 stop21h 30m
Singapore Changi
Thu 1/22
10:20 pm-11:25 am
1 stop28h 05m
$1,063
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Sun 1/25
2:20 pm-8:00 am
1 stop26h 40m
Singapore Changi
Thu 1/29
10:10 am-4:10 pm
1 stop21h 00m
$1,063
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Sun 3/1
6:55 pm-8:00 am
1 stop22h 05m
Singapore Changi
Mon 3/16
10:10 am-7:12 pm
1 stop23h 02m
$1,063
BoiseSingapore
BOI - SIN
BOISIN
Boise Air Term. Gowen Fld
Wed 2/18
6:55 pm-8:00 am
1 stop22h 05m
Singapore Changi
Thu 2/26
10:10 am-8:55 pm
2 stops25h 45m
$1,067
Idaho FallsSingapore
IDA - SIN
IDASIN
Idaho Falls Fanning Field
Thu 3/5
2:35 pm-8:15 pm
2 stops62h 40m
Singapore Changi
Mon 3/9
10:20 pm-3:40 pm
2 stops31h 20m
$1,081
SpokaneSingapore
GEG - SIN
GEGSIN
Spokane
Thu 1/29
10:05 am-12:50 am
2 stops22h 45m
Singapore Changi
Mon 2/2
8:15 am-12:44 pm
2 stops20h 29m
$1,096
Showing 1-10 of 18 results
Best time to book a flight from Idaho to Singapore
Have a flexible travel schedule? Discover the best time to fly to Singapore from Idaho 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 Idaho to Singapore
What is the cheapest time of day to fly from ID to SG?
Find hourly flight availability from Idaho 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 December 4, 2025.
When flying from Idaho to Singapore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 39% versus a flight at noon.