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$659+ Cheap flights from Illinois to Belfast

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHD
Dec 24 — Dec 311
Tue 12/24
Tue 12/31
1 adult, Economy
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Cheap flight deals from Illinois to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Belfast (BF1). 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 December 19, 2024.

Round-trip from

$659
(Mytrip)
From Illinois to Belfast
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Find flight deals from Illinois to Belfast

Cheapest flights from Illinois to Belfast
Explore the most affordable flight options available from Illinois to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 19, 2024.

This oojo deal was found by Cheapflights users on 12/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/229:02 pmORD - BHD
2 stops37h 13mBritish Airways
Sun 12/2912:10 pmBHD - ORD
2 stops25h 30mBritish Airways
Deal found 12/18$1,164
This KLM deal was found by Cheapflights users on 12/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/224:25 pmORD - BHD
1 stop18h 25mKLM
Sun 12/296:30 amBHD - ORD
1 stop14h 00mKLM
Deal found 12/18$1,415
This Mytrip deal was found by Cheapflights users on 12/18. 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.
Sun 12/226:00 amORD - BFS
2 stops25h 35mMultiple Airlines
Sun 12/295:45 amBFS - ORD
2 stops20h 15mMultiple Airlines
Deal found 12/18$1,699

Find flights from Illinois to Belfast within your budget

Customize your flight search to find flights from Illinois to Belfast 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 19, 2024.

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Return

Price

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 1/19

6:30 pm-10:00 pm

2 stops21h 30m

Belfast Intl

Sun 1/26

7:35 am-5:20 pm

2 stops15h 45m

$659

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 2/1

8:25 pm-10:20 am

2 stops31h 55m

Belfast City

Sat 2/8

6:00 pm-5:00 pm

1 stop29h 00m

$736

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 2/1

9:45 pm-4:40 pm

1 stop12h 55m

Belfast City

Sat 2/8

6:30 am-2:45 pm

1 stop14h 15m

$743

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 2/1

4:25 pm-2:15 pm

2 stops15h 50m

Belfast City

Sat 2/8

6:30 am-5:28 pm

2 stops16h 58m

$768

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 2/1

5:05 pm-4:50 pm

2 stops17h 45m

Belfast City

Sat 2/8

6:30 am-4:09 pm

2 stops15h 39m

$794

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 1/3

4:25 pm-9:00 pm

1 stop22h 35m

Belfast City

Sat 1/18

6:30 am-9:15 pm

2 stops20h 45m

$1,105

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Thu 6/12

6:13 pm-6:05 pm

2 stops17h 52m

Belfast City

Wed 6/18

8:15 pm-8:12 pm

2 stops29h 57m

$1,187

St. LouisBelfast

STL - BFS

STLBFS

Lambert-St Louis

Sun 2/2

3:45 pm-9:30 pm

2 stops23h 45m

Belfast Intl

Sun 2/9

5:45 am-9:45 pm

3 stops22h 00m

$1,441

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Thu 6/12

6:13 pm-7:55 pm

3 stops19h 42m

Belfast City

Wed 6/18

8:40 am-11:17 pm

2 stops20h 37m

$1,607

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Thu 6/12

2:34 pm-1:35 pm

3 stops17h 01m

Belfast City

Wed 6/18

9:50 am-11:17 pm

3 stops19h 27m

$1,675

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from Illinois to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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

Get recent, data-driven insights about flights from Illinois to Belfast 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 19, 2024.

When flying from Illinois to Belfast, 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 by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast 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 when rainfall is around 2.0 in.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, 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).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated December 19, 2024.
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,600 reviews
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

British Airways
6.6
Okay
6,817 reviews
Delta
8.0
Very good
8,600 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Belfast. 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?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Belfast 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?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Belfast (average of $657). Flying from Illinois to Belfast 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Belfast

Discover the top 2 airlines that operate flights from Illinois to Belfast. 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 2,558,603 searches. Data last updated December 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$610Average$782FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$612Average$782FlexibilityNo cancel feeOn-time70%
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