$398 Cheap Flights from Tucson (TUS) to Singapore (SIN)

View $398 flight on Wed, Jan 21, 2026Opens in a new window

Popular airlines from Tucson International Airport (TUS) to Singapore Changi Airport (SIN)

Cheap Flights from Tucson to Singapore (TUS-SIN)

Prices were available within the past 7 days and start at $398 for one-way flights and $909 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sun, Oct 26 - Thu, Oct 30
TUS
Tucson
SIN
Singapore
$909 Roundtrip, just found
$909
Roundtrip
just found
Select Alaska Airlines flight, departing Sun, Oct 26 from Tucson to Singapore, returning Thu, Oct 30, priced at $909 just found
Alaska Airlines
Sun, Oct 26 - Thu, Oct 30
TUS
Tucson
SIN
Singapore
$932 Roundtrip, just found
$932
Roundtrip
just found
Select Alaska Airlines flight, departing Sun, Oct 26 from Tucson to Singapore, returning Thu, Oct 30, priced at $932 just found
Alaska Airlines
Sun, Nov 9 - Tue, Nov 18
TUS
Tucson
SIN
Singapore
$936 Roundtrip, found 20 hours ago
$936
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Sun, Nov 9 from Tucson to Singapore, returning Tue, Nov 18, priced at $936 found 20 hours ago
Alaska Airlines
Sun, Oct 26 - Thu, Oct 30
TUS
Tucson
SIN
Singapore
$937 Roundtrip, just found
$937
Roundtrip
just found
Select Alaska Airlines flight, departing Sun, Oct 26 from Tucson to Singapore, returning Thu, Oct 30, priced at $937 just found
Alaska Airlines
Thu, Feb 5 - Thu, Feb 12
TUS
Tucson
SIN
Singapore
$938 Roundtrip, found 5 hours ago
$938
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Thu, Feb 5 from Tucson to Singapore, returning Thu, Feb 12, priced at $938 found 5 hours ago
Delta
Thu, Jan 22 - Tue, Feb 10
TUS
Tucson
SIN
Singapore
$958 Roundtrip, found 4 days ago
$958
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Jan 22 from Tucson to Singapore, returning Tue, Feb 10, priced at $958 found 4 days ago
Korean Air
Thu, Feb 5 - Thu, Feb 12
TUS
Tucson
SIN
Singapore
$963 Roundtrip, found 5 hours ago
$963
Roundtrip
found 5 hours ago
Select Korean Air flight, departing Thu, Feb 5 from Tucson to Singapore, returning Thu, Feb 12, priced at $963 found 5 hours ago
Japan Airlines
Wed, Jan 21 - Wed, Jan 28
TUS
Tucson
SIN
Singapore
$981 Roundtrip, found 1 day ago
$981
Roundtrip
found 1 day ago
Select Japan Airlines flight, departing Wed, Jan 21 from Tucson to Singapore, returning Wed, Jan 28, priced at $981 found 1 day ago
All Nippon Airways
Tue, Jan 13 - Fri, Jan 23
TUS
Tucson
SIN
Singapore
$1,002 Roundtrip, found 4 days ago
$1,002
Roundtrip
found 4 days ago
Select All Nippon Airways flight, departing Tue, Jan 13 from Tucson to Singapore, returning Fri, Jan 23, priced at $1,002 found 4 days ago
China Eastern Airlines
Tue, Nov 18 - Wed, Dec 3
TUS
Tucson
SIN
Singapore
$1,029 Roundtrip, found 4 days ago
$1,029
Roundtrip
found 4 days ago
Select China Eastern Airlines flight, departing Tue, Nov 18 from Tucson to Singapore, returning Wed, Dec 3, priced at $1,029 found 4 days ago

Find the cheapest month to fly from Tucson (TUS) to Singapore (SIN)

September is typically the cheapest month to fly

From $882 - $1,302 per traveler.

Frequently asked questions

How much does a flight from Tucson Intl. Airport (TUS) to Changi Airport (SIN) cost?
Get a cheap one-way flight from $398 or cheap return flight from $909 from Tucson Intl. Airport (TUS) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Tucson Intl. Airport (TUS) to Changi Airport (SIN)?
The cheapest month to fly from TUS to SIN is October, when there's less demand. Off-peak season is typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Tucson Intl. Airport (TUS) to Changi Airport (SIN)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from TUS to SIN. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Tucson Intl. Airport (TUS) to Changi Airport (SIN)?
Direct flights from Tucson Intl. Airport (TUS) to Changi Airport (SIN) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TUS to SIN?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Tucson Intl. Airport (TUS) to Changi Airport (SIN)?
Choose a flight from Tucson Intl. Airport (TUS) to Changi Airport (SIN) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour 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 Tucson Intl. Airport (TUS) to Changi Airport (SIN) last-minute?
Last-minute bookings from TUS to SIN are usually more expensive. To secure the best rates, start searching for flights as early as possible. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book a TUS to SIN flight and hotel package?
Securing a TUS to SIN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Tucson Intl. Airport (TUS) to Changi Airport (SIN)?
Typically, you can cancel or reschedule your TUS to SIN flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further information, go to our Customer Service portal.

Travel information

Origin airport
Tucson Intl.
Destination airport
Changi
Airlines serving
Air Canada, All Nippon Airways, British Airways, China Airlines, Delta, Finnair, Japan Airlines, Korean Air, Lufthansa, Qantas Airways, Qatar Airways, United
Roundtrip price
$909
Distance
9186 mi

Book with confidence

Tucson to Singapore Flights

The cheapest times to fly from Tucson 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 Tucson to Singapore are during the month of October. You can find some of the cheapest flights from Tucson to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tucson to Singapore

Sunday is one of the best days to book for cheap flights from Tucson 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 Tucson 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 Tucson to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $398 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 Tucson 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 Tucson 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.

 

Tucson to Singapore Flights

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*Available to One Key members.