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Cheap flights from Illinois to Belfast from £520

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHD
24 Dec — 31 Dec1
1 adult

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 19 December 2024.

Round-trip from

£520
19/1-26/1
  • 19/1-26/1
  • 4 total stops
  • 37h 15m total
  • 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 19 December 2024.

Sun 22/1221:02ORD - BHD
2 stops37h 13mBritish Airways
Sun 29/1212:10BHD - ORD
2 stops25h 30mBritish Airways
Deal found 18/12£918
Sun 22/1216:25ORD - BHD
1 stop18h 25mKLM
Sun 29/1206:30BHD - ORD
1 stop14h 00mKLM
Deal found 18/12£1,116
Sun 22/1206:00ORD - BFS
2 stops25h 35mMultiple Airlines
Sun 29/1205:45BFS - ORD
2 stops20h 15mMultiple Airlines
Deal found 18/12£1,340

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 858,174 searches. Data last updated 19 December 2024.

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Fly to

Any airport

Route

Depart

Return

Price

ChicagoBelfast

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 19/1

18:30-22:00

2 stops21h 30m

Belfast Intl

Sun 26/1

07:35-17:20

2 stops15h 45m

£520

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 1/2

20:25-10:20

2 stops31h 55m

Belfast City

Sat 8/2

18:00-17:00

1 stop29h 00m

£580

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 1/2

21:45-16:40

1 stop12h 55m

Belfast City

Sat 8/2

06:30-14:45

1 stop14h 15m

£586

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 1/2

16:25-14:15

2 stops15h 50m

Belfast City

Sat 8/2

06:30-17:28

2 stops16h 58m

£606

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 1/2

17:05-16:50

2 stops17h 45m

Belfast City

Sat 8/2

06:30-16:09

2 stops15h 39m

£626

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Fri 3/1

16:25-21:00

1 stop22h 35m

Belfast City

Sat 18/1

06:30-21:15

2 stops20h 45m

£872

Flights are sorted by cheapest return flights first.

Deals found on 17/12

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 19 December 2024.
Delta
8.0
Very Good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,604 reviews
Delta
8.0
Very Good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

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 route from Illinois to Belfast is Chicago O'Hare Intl - Belfast Intl. You may also consider Chicago O'Hare Intl - Belfast City or 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 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.

See more FAQs

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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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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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