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Cheap flights from Illinois to Belfast from £559

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHD
18 Nov — 25 Nov1
1 adult

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 13 November 2024.

Thu 5/1207:45ORD - BFS
2 stops21h 20mMultiple Airlines
Thu 12/1217:45BFS - ORD
2 stops28h 45mMultiple Airlines
Deal found 12/11£559
Wed 27/1119:40ORD - BHD
2 stops16h 45mAer Lingus
Sun 1/1217:55BHD - ORD
2 stops50h 05mAer Lingus
Deal found 13/11£792
Wed 27/1116:25ORD - BHD
1 stop22h 35mKLM
Sun 1/1217:20BHD - ORD
1 stop27h 10mKLM
Deal found 12/11£882
Wed 27/1113:21ORD - BHD
2 stops14h 44mBritish Airways
Sun 1/1217:25BHD - ORD
1 stop27h 20mBritish Airways
Deal found 13/11£1,009
Wed 27/1118:49MDW - BHD
2 stops20h 11mDelta
Sun 1/1206:30BHD - MDW
2 stops21h 16mDelta
Deal found 13/11£1,991
Wed 27/1115:19MDW - BHD
2 stops19h 31mKLM
Sun 1/1206:30BHD - MDW
2 stops16h 32mKLM
Deal found 12/11£4,353

Find flights from Illinois to Belfast within your budget

Customise 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 921,942 searches. Data last updated 13 November 2024.

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Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 5/12

07:45-11:05

2 stops21h 20m

Belfast Intl

Thu 12/12

17:45-16:30

2 stops28h 45m

£559

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 27/11

19:40-18:25

2 stops16h 45m

Belfast City

Sun 1/12

17:55-14:00

2 stops50h 05m

£792

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/1

22:00-11:10

1 stop31h 10m

Belfast City

Sat 18/1

11:15-18:45

1 stop13h 30m

£866

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 27/11

16:25-21:00

1 stop22h 35m

Belfast City

Sun 1/12

17:20-14:30

1 stop27h 10m

£882

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Wed 27/11

15:19-16:50

2 stops19h 31m

Belfast City

Sun 1/12

06:30-17:02

2 stops16h 32m

£4,353

Flights are sorted by cheapest first

Deals found on 12/11

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 return 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.

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 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 when rainfall is around 50.0 mm.

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 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).

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 13 November 2024.
7.8
Good
1,348 reviews

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

7.8
Good
1,348 reviews
7.8
Good
1,348 reviews

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

7.1
Good
1,084 reviews
7.8
Good
1,348 reviews

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

6.7
Okay
6,831 reviews
7.8
Good
1,348 reviews

Overall

7.8

Food

7.3

Entertainment

7.2

Boarding

7.9

Comfort

7.7

Crew

8.4

Reviews

1 / 10

Liked the service, seating was ok but the seat supports where in a way that one couldn’t stretch your legs

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?

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Illinois to Belfast (average of £67). Flying from Illinois to Belfast in August is currently the most expensive (average of £90). 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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Why should you use Cheapflights to find cheap flight tickets from Illinois to Belfast?

Cheapflights helps you find that perfect flight to Belfast from Illinois by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Illinois to Belfast with no change fees?

Need flexible booking options for your flight to Belfast from Illinois? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Illinois to Belfast become cheaper?

Yes! Start tracking prices for Illinois to Belfast flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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