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Belfast Intl

$499+ Cheap flights from Illinois to Belfast Intl (BFS)

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BFS
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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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 November 21, 2024.

Find flight deals from Illinois to Belfast Intl

Cheapest flights from Illinois to Belfast Intl
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 November 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/127:35 amORD - BFS
3 stops32h 45mMultiple Airlines
Mon 12/161:25 pmBFS - ORD
2 stops26h 45mMultiple Airlines
Deal found 11/21$1,161

Find flights from Illinois to Belfast Intl within your budget

Customize 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

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Fly to

Any airport

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Price

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 1/16

11:35 am-10:20 pm

3 stops28h 45m

Belfast Intl

Mon 1/20

10:20 am-4:15 pm

2 stops35h 55m

$791

St. LouisBelfast

STL - BFS

STLBFS

Lambert-St Louis

Fri 5/9

7:57 am-9:00 am

2 stops43h 03m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

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.
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.

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.

What is the cheapest time of day to fly from IL to BFS?

Find hourly flight availability from Illinois to Belfast Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

When flying from Illinois to Belfast Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 2.0 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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.

  • What are the most popular routes from Illinois to Belfast Intl Airport?

    The most popular flight routes from Illinois to Belfast Intl Airport are Chicago O'Hare Intl - Belfast Intl, Chicago Midway - Belfast Intl and Lambert-St Louis - Belfast Intl.

  • Can I find deals for flights from Illinois to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Illinois to Belfast Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Belfast Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Belfast Intl.

  • Can I find deals for business class flights from Illinois to Belfast Intl?

    Yes. Cheapflights offers flight deals from Illinois to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Belfast Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Belfast Intl Airport (average of $657). Flying from Illinois to Belfast Intl Airport in June is currently the most expensive (average of $1,189). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Illinois to Belfast Intl

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Top 2 airlines flying from Illinois to Belfast Intl

Discover the top 2 airlines that operate flights from Illinois to Belfast Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$610Average$782FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$621Average$782FlexibilityNo cancel feeOn-time70%
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