Cheap flights from Singapore to Illinois from $488
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Illinois departing on 7/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Singapore to Illinois
Recent round-trip flight deals from Singapore to Illinois
Recent one-way flight deals from Singapore to Illinois
Recent last minute flight deals from Singapore to Illinois
United Airlines flights from Singapore to Illinois
Our best United Airlines deals on Singapore to Illinois flight tickets
Japan Airlines flights from Singapore to Illinois
Our best Japan Airlines deals on Singapore to Illinois flight tickets
See travel insights to Illinois from
How to get the cheapest flight ticket from Singapore to Illinois
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Illinois?
The cheapest month to fly to Illinois from Singapore is in April. Flight prices, which tend to average around $934, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,004.
What is the cheapest day to depart on your flight to Illinois?
The cheapest day to depart from Singapore to Illinois is on a Monday when prices can be found for as low as $1,114. Flights from Singapore to Illinois on a Thursday will generally be more expensive and average around $1,564. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Illinois?
Our most recent data shows that the best time of day to fly to Illinois is at noon. Flights from Singapore to Illinois during this time can be as low as $1,166. Flights in the morning are often more expensive with an average ticket price of $1,286.
How far in advance should I book a flight to Illinois?
You are more likely to see cheaper flights to Illinois from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $1,280 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Singapore for as low as $1,061 on momondo.
What is the cheapest airline that flies from Singapore to Illinois?
IndiGo, Japan Airlines, and American Airlines are the most popular carriers operating from Singapore to Illinois
What airlines fly to Illinois?
EVA Air, Cathay Pacific and United Airlines are the top three most popular airlines that fly to Illinois from Singapore according to our data. EVA Air is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.
Cheap Singapore to Illinois flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Singapore to Illinois
When did momondo last update prices for flights from Singapore to Illinois?
Prices for flights from Singapore to Illinois were last updated today.
How many operators does momondo search for flights from Singapore to Illinois?
There are 3 operators available for flights from Singapore to Illinois as of June 2025.
How old do you have to be to fly from Singapore to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore to Illinois.
What documentation or ID do you need to fly to Illinois?
The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Singapore to Illinois
Compare and see reviews for airlines that fly from Singapore to Illinois with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $802 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $882 | Free Cancellation | Rating 7.5 894 reviews | |||
| PriceFrom $981 | Free Cancellation | Rating 8.4 1,205 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Singapore to Illinois?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Singapore to Illinois for you.
Can I find flights from Singapore to Illinois with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Illinois from Singapore with this policy.
How can momondo help me find flights from Singapore to Illinois?
momondo helps you find the best flight between Singapore and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Singapore to Illinois right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Singapore and alert you when they change.