Cheap flights from Belleville, IL to anywhere
What to know about flights from Belleville
Discover essential information about flights departing from Belleville, including flight schedules, destinations, airlines operating at the Belleville airport, and any specific guidelines or requirements for travelers. Please note that the information is based on the most recent updates available. Data last updated August 18, 2025.
Cheapest one-way flight | $55 |
|---|---|
Cheapest round-trip flight | $60 |
Cheapest airline | Delta |
Most popular destination | Chicago O'Hare Intl (ORD) |
Good round-trip deal | $82 or less |
Good one-way deal | $66 or less |
Best time to book a flight from Belleville
Have a flexible travel schedule? Discover the best time to fly from Belleville with our price prediction graph.
Travel insights for flights from Belleville
Get recent, data-driven insights about flights from Belleville including ideal travel times, pricing trends, and more.
When is the best time to book a flight from Belleville, Illinois?
Use this chart to determine the optimal time to book a round-trip flight from Belleville to Valparaiso. Price data was last updated on August 8, 2025.
To ensure you get the cheapest price possible for a flight from Belleville, Illinois, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Belleville, Illinois?
Currently, December is the cheapest month in which you can book a flight from Belleville, Illinois (average of $77). Flying from Belleville, Illinois in February will prove the most costly (average of $155). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.
Which airlines fly from Belleville, Illinois?
For flights departing from Belleville, Illinois check dates and pricing for the following: Allegiant Air. This airline departs to the following popular destinations: Valparaiso.
What are popular destinations to fly to from Belleville, Illinois?
Some of the most frequent flights departing from Belleville, Illinois everyday are: Punta Gorda (2 flights per day), Gulf Shores (2 flights per day), and Fort Lauderdale (2 flights per day).
What is the cheapest place to fly to from Belleville, Illinois?
The cheapest city to fly to from Belleville, Illinois is Tampa, with prices starting at $62. Explore other affordable destinations below.
Airline reviews for flights from Belleville
Read reviews and ratings of airlines operating flights from Belleville. Gain insights into the quality of service, in-flight amenities, customer experiences, and overall satisfaction to choose the best airline for your Belleville travel. Please note that the reviews are sourced from user searches and were last updated on August 18, 2025. In the last 7 days, Cheapflights users made a total of 2,558,603 searches.
Read reviews from past customers who have flown Allegiant Air from Belleville. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
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Joellen,Aug 2024
LAS - GEG
Overall
Boarding
Entertainment
Food
Comfort
Crew
Reviews
Joellen,Aug 2024
LAS - GEG