Cheap flights from Illinois to Belfast Intl Airport from £262
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/3. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Illinois to Belfast Intl
Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Belfast Intl (BFS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 31 January 2025.
Find flight deals from Illinois to Belfast Intl
Cheapest flights from Illinois to Belfast IntlExplore the most affordable flight options available from Illinois to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 January 2025.
Explore the most affordable flight options available from Illinois to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 January 2025.
Find flights from Illinois to Belfast Intl within your budget
Customise your flight search to find flights from Illinois to Belfast Intl 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 858,174 searches. Data last updated 31 January 2025.
Fly from
Fly to
Route
Depart
Return
Price
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Sun 16/3
20:40-22:00
2 stops20h 20m
Belfast Intl
Sun 23/3
21:55-18:50
2 stops25h 55m
ChicagoBelfast
MDW - BFS
MDWBFS
Chicago Midway
Mon 17/3
12:26-07:50
3 stops38h 24m
ChicagoBelfast
ORD - BFS
ORDBFS
Chicago O'Hare Intl
Mon 17/3
17:22-07:15
3 stops32h 53m
Best time to book a flight from Illinois to Belfast Intl
Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Illinois with our price prediction graph.
Travel insights for flights from Illinois to Belfast Intl
Get recent, data-driven insights about flights from Illinois to Belfast Intl including ideal travel times, pricing trends, and more.
Rainfall in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast Intl Airport ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 50.0 mm.
Temperature in Belfast Intl by month
Plan your trip to Belfast Intl by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
Related info for your journey
Find useful and relevant information for your journey from Illinois to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Illinois to Belfast Intl
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Illinois to Belfast Intl?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Belfast Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Illinois to Belfast Intl?
Millions of users choose and trust Cheapflights to book the best flight deals from Illinois to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Illinois to Belfast Intl with no change fees?
Yes! Cheapflights helps users easily find flights from Illinois to Belfast Intl with no change fees.
Can Cheapflights notify me if prices for flights from Illinois to Belfast Intl become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Belfast Intl from Illinois today and book when prices fit your budget.