$638 Cheap Flights from Peoria (PIA) to Singapore (SIN)

View $638 flight on Sun, Mar 29, 2026Opens in a new window

Popular airlines from Peoria, IL (PIA-Greater Peoria Regional) to Singapore Changi Airport (SIN)

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Cheap Flights from Peoria to Singapore (PIA-SIN)

Prices were available within the past 7 days and start at $638 for one-way flights and $1,171 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Japan Airlines
Sun, Sep 7 - Sun, Sep 28
PIA
Peoria
SIN
Singapore
$1,171 Roundtrip, just found
$1,171
Roundtrip
just found
Select Japan Airlines flight, departing Sun, Sep 7 from Peoria to Singapore, returning Sun, Sep 28, priced at $1,171 just found
United
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$1,179 Roundtrip, found 9 hours ago
$1,179
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $1,179 found 9 hours ago
Japan Airlines
Sun, Sep 7 - Sun, Sep 28
PIA
Peoria
SIN
Singapore
$1,218 Roundtrip, just found
$1,218
Roundtrip
just found
Select Japan Airlines flight, departing Sun, Sep 7 from Peoria to Singapore, returning Sun, Sep 28, priced at $1,218 just found
United
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$1,229 Roundtrip, found 9 hours ago
$1,229
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $1,229 found 9 hours ago
United
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$1,238 Roundtrip, found 9 hours ago
$1,238
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $1,238 found 9 hours ago
United
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$1,239 Roundtrip, found 9 hours ago
$1,239
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $1,239 found 9 hours ago
United
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$1,242 Roundtrip, found 9 hours ago
$1,242
Roundtrip
found 9 hours ago
Select United flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $1,242 found 9 hours ago
Qatar Airways
Sun, Sep 7 - Sun, Sep 28
PIA
Peoria
SIN
Singapore
$1,601 Roundtrip, just found
$1,601
Roundtrip
just found
Select Qatar Airways flight, departing Sun, Sep 7 from Peoria to Singapore, returning Sun, Sep 28, priced at $1,601 just found
Lufthansa
Sun, Sep 7 - Sun, Sep 28
PIA
Peoria
SIN
Singapore
$1,642 Roundtrip, just found
$1,642
Roundtrip
just found
Select Lufthansa flight, departing Sun, Sep 7 from Peoria to Singapore, returning Sun, Sep 28, priced at $1,642 just found
American Airlines
Sun, Mar 29 - Sat, Apr 11
PIA
Peoria
SIN
Singapore
$2,017 Roundtrip, found 9 hours ago
$2,017
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sun, Mar 29 from Peoria to Singapore, returning Sat, Apr 11, priced at $2,017 found 9 hours ago

Alternative airports near Singapore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Changi SIN. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $1,660
SIN
Changi
Cheapest
Average driving time to city center18 min
Flights from $1,660
Flights from Peoria (PIA) to Singapore (SIN)
Origin airport
Greater Peoria Regional
Destination airport
Changi
Airlines serving
American Airlines, British Airways, Japan Airlines, Lufthansa, Qatar Airways, United
Roundtrip price
$1,170
Distance
9407 mi

Peoria to Singapore Flights

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

 

The best time to book a flight from Peoria to Singapore

Sunday is one of the best days to book for cheap flights from Peoria 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 Peoria 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 Peoria 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 Peoria 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 Peoria 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 Greater Peoria Regional Airport (PIA) to Changi Airport (SIN) cost?
Discover the latest flight deals from PIA to SIN by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from PIA to SIN?
The cheapest flights from PIA to SIN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from PIA to SIN?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from PIA to SIN. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Greater Peoria Regional Airport (PIA) to Changi Airport (SIN)?
There aren't any daily direct flights from Greater Peoria Regional Airport (PIA) to Changi Airport (SIN). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from PIA to SIN?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based on the time of year, carrier 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 Greater Peoria Regional Airport (PIA) to Changi Airport (SIN)?
Select a flight from Greater Peoria Regional Airport (PIA) to Changi Airport (SIN) that takes off before 3 PM to reduce the risk of cancellations and delays. 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 Greater Peoria Regional Airport (PIA) to Changi Airport (SIN) last-minute?
Booking your plane ticket from PIA to SIN just before your journey is usually more expensive. However, if there's some wiggle room with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a PIA to SIN flight and hotel package?
Opting for a PIA to SIN flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Greater Peoria Regional Airport (PIA) to Changi Airport (SIN)?
In most cases, you can cancel or modify your PIA to SIN flight. However, additional charges may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's fees and rules on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.