$638 Cheap Flights from Bismarck (BIS) to Singapore (SIN)

View $638 flight on Wed, Apr 1, 2026Opens in a new window

Popular airlines from Bismarck, ND (BIS-Bismarck Municipal) to Singapore Changi Airport (SIN)

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Cheap Flights from Bismarck to Singapore (BIS-SIN)

Prices were available within the past 7 days and start at $638 for one-way flights and $1,786 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,786 Roundtrip, found 5 days ago
$1,786
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,786 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,788 Roundtrip, found 5 days ago
$1,788
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,788 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,791 Roundtrip, found 5 days ago
$1,791
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,791 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,811 Roundtrip, found 5 days ago
$1,811
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,811 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,814 Roundtrip, found 5 days ago
$1,814
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,814 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,816 Roundtrip, found 5 days ago
$1,816
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,816 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,819 Roundtrip, found 5 days ago
$1,819
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,819 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,819 Roundtrip, found 5 days ago
$1,819
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,819 found 5 days ago
Qatar Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$1,821 Roundtrip, found 5 days ago
$1,821
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $1,821 found 5 days ago
Qantas Airways
Fri, Nov 7 - Sun, Nov 23
BIS
Bismarck
SIN
Singapore
$2,724 Roundtrip, found 5 days ago
$2,724
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Fri, Nov 7 from Bismarck to Singapore, returning Sun, Nov 23, priced at $2,724 found 5 days ago
Flights from Bismarck (BIS) to Singapore (SIN)
Origin airport
Bismarck Municipal
Destination airport
Changi
Roundtrip price
$1,785
Distance
8788 mi

Bismarck to Singapore Flights

The cheapest times to fly from Bismarck to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bismarck to Singapore are during the month of November. You can find some of the cheapest flights from Bismarck to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bismarck to Singapore

Sunday is one of the best days to book for cheap flights from Bismarck to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bismarck to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bismarck to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $638 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bismarck to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bismarck to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Bismarck Municipal Airport (BIS) to Changi Airport (SIN) cost?
Get a cheap one-way flight from $638 or cheap return flight from $1,786 from Bismarck Municipal Airport (BIS) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Bismarck Municipal Airport (BIS) to Changi Airport (SIN)?
Flying in November is a good way to save, as it's the cheapest month for flights between BIS and SIN. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Bismarck Municipal Airport (BIS) to Changi Airport (SIN)?
To find the cheapest airline that'll fly you from BIS to SIN, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Bismarck Municipal Airport (BIS) to Changi Airport (SIN)?
You'll need to book a flight with a layover if you're traveling from Bismarck Municipal Airport (BIS) to Changi Airport (SIN). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from BIS to SIN?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Bismarck Municipal Airport (BIS) to Changi Airport (SIN)?
Choose a flight from Bismarck Municipal Airport (BIS) to Changi Airport (SIN) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Bismarck Municipal Airport (BIS) to Changi Airport (SIN) last-minute?
Booking your flight from BIS to SIN shortly before your journey is generally more expensive. However, if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a BIS to SIN flight and hotel package?
You'll generally save money by booking a BIS to SIN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Bismarck Municipal Airport (BIS) to Changi Airport (SIN)?
Typically, it's possible to reschedule or cancel your BIS to SIN flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.