$1,520+ Cheap flights from Illinois to Busuanga (USU)
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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — USU
Jan 14 — Jan 211
1 adult, Economy
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Best flights from Illinois to BusuangaDiscover carefully curated flight deals from Illinois to Busuanga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
Discover carefully curated flight deals from Illinois to Busuanga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.
This FlightHub deal was found by Cheapflights users on 12/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1211:30 pmORD - USU
2 stops46h 40mMultiple Airlines
Mon 1/195:10 pmUSU - ORD
2 stops40h 25mMultiple Airlines
Deal found 12/14![Multiple Airlines logo]()
$1,596
Find flight deals from Illinois to Busuanga
Keep the following information in mind while searching for Illinois to Busuanga flight deals. Data was last updated December 15, 2025.
Round-trip from | $1,520 (Trip.com) |
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Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Busuanga 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 15, 2025.
Use the filters below to find and compare flights from Illinois to Busuanga that are best for you.
Fly from
Illinois
Fly to
Busuanga
Route
Depart
Return
Price
ChicagoBusuanga
ORD - USU
ORDUSU
Chicago O'Hare Intl
Mon 1/12
11:30 pm-12:10 pm
2 stops46h 40m
Busuanga
Mon 1/19
5:10 pm-7:35 pm
2 stops40h 25m
$1,596
Best time to book a flight from Illinois to Busuanga
Have a flexible travel schedule? Discover the best time to fly to Busuanga from Illinois 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 Illinois to Busuanga
What is the cheapest time of day to fly from IL to USU?
Find hourly flight availability from Illinois to Busuanga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.
It’s optimal to fly from Illinois to Busuanga in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Illinois to Busuanga?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Busuanga. Price data was last updated on March 30, 2025.
Travelers seeking maximum savings on their Illinois to Busuanga flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.