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Belfast City

$291+ Cheap flights from Illinois to Belfast City (BHD)

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BHD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Illinois to Belfast City

Keep the following information in mind while searching for Illinois to Belfast City flight deals. Data was last updated May 1, 2025.

Round-trip from

$587
(Expedia)

One-way from

$291
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$1,415
From Illinois to Belfast City
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One-way flight from Illinois to Belfast City
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Highest demand for flights based on searches. 26% potential increase in price ($339 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Illinois to Belfast City

Cheapest flights from Illinois to Belfast City
Explore the most affordable flight options available from Illinois to Belfast City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Expedia deal was found by Cheapflights users on 4/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/810:35 pmORD - BHD
1 stop14h 05mIberia
Wed 10/156:50 amBHD - ORD
1 stop16h 10mIberia
Deal found 4/30$587
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/89:15 pmORD - BHD
1 stop12h 20mAmerican Airlines
Thu 10/166:35 amBHD - ORD
2 stops17h 20mAmerican Airlines
Deal found 4/30$597
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/78:30 pmORD - BHD
1 stop11h 00mBritish Airways
Tue 5/139:35 amBHD - ORD
1 stop14h 40mBritish Airways
Deal found 4/30$599
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:05 pmORD - BHD
2 stops22h 00mDelta
Tue 5/136:30 amBHD - ORD
2 stops16h 59mDelta
Deal found 4/29$726
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/303:45 pmORD - BHD
2 stops14h 55mAer Lingus
Sat 5/109:50 amBHD - ORD
2 stops15h 10mAer Lingus
Deal found 4/30$956
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 6/1410:00 amORD - BHD
3 stops29h 10mMultiple Airlines
Sat 6/216:55 amBHD - ORD
3 stops32h 14mMultiple Airlines
Deal found 4/30$976
This KLM deal was found by Cheapflights users on 4/30. 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.
Wed 4/306:10 pmORD - BHD
2 stops21h 05mKLM
Sat 5/106:30 amBHD - ORD
2 stops16h 59mKLM
Deal found 4/30$998
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/131:00 pmMDW - BHD
2 stops21h 55mDelta
Sun 8/246:30 amBHD - MDW
2 stops17h 58mDelta
Deal found 4/30$1,038
This Travelocity deal was found by Cheapflights users on 4/30. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:00 amSTL - BHD
2 stops24h 55mBritish Airways
Mon 7/217:30 pmBHD - STL
2 stops30h 54mBritish Airways
Deal found 4/30$1,079
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 6/149:40 amMDW - BHD
3 stops22h 05mMultiple Airlines
Sat 6/217:00 amBHD - MDW
3 stops31h 45mMultiple Airlines
Deal found 4/30$1,203
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:15 amSTL - BHD
2 stops26h 25mMultiple Airlines
Mon 7/217:00 amBHD - STL
3 stops21h 45mMultiple Airlines
Deal found 4/30$1,540
This StudentUniverse deal was found by Cheapflights users on 4/30. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:23 amSTL - BHD
3 stops23h 27mAer Lingus
Mon 7/2110:20 amBHD - STL
3 stops27h 36mAer Lingus
Deal found 4/30$1,560

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Belfast City 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 May 1, 2025.
Use the filters below to find and compare flights from Illinois to Belfast City Airport that are best for you.

Fly from

Illinois

Fly to

Belfast City

Route

Depart

Return

Price

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 10/8

10:35 pm-6:40 pm

1 stop14h 05m

Belfast City

Wed 10/15

6:50 am-5:00 pm

1 stop16h 10m

$587

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 10/8

9:15 pm-3:35 pm

1 stop12h 20m

Belfast City

Thu 10/16

6:35 am-5:55 pm

2 stops17h 20m

$597

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 10/8

5:00 pm-1:30 pm

2 stops14h 30m

Belfast City

Wed 10/15

6:50 am-7:45 pm

2 stops18h 55m

$602

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 6/14

10:00 am-9:10 pm

3 stops29h 10m

Belfast City

Sat 6/21

6:55 am-9:09 am

3 stops32h 14m

$976

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Wed 8/13

1:00 pm-4:55 pm

2 stops21h 55m

Belfast City

Sun 8/24

6:30 am-6:28 pm

2 stops17h 58m

$1,038

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Mon 7/14

6:00 am-12:55 pm

2 stops24h 55m

Belfast City

Mon 7/21

7:30 pm-8:24 pm

2 stops30h 54m

$1,079

ChicagoBelfast

MDW - BHD

MDWBHD

Chicago Midway

Sat 6/14

9:40 am-1:45 pm

3 stops22h 05m

Belfast City

Sat 6/21

7:00 am-8:45 am

3 stops31h 45m

$1,203

ChicagoBelfast

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sat 6/14

5:39 pm-4:55 pm

2 stops17h 16m

Belfast City

Sat 6/21

6:30 am-5:46 pm

2 stops17h 16m

$1,287

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Tue 7/15

9:15 am-5:40 pm

2 stops26h 25m

Belfast City

Mon 7/21

7:00 am-10:45 pm

3 stops21h 45m

$1,540

St. LouisBelfast

STL - BHD

STLBHD

Lambert-St Louis

Tue 7/15

7:23 am-12:50 pm

3 stops23h 27m

Belfast City

Mon 7/21

10:20 am-7:56 am

3 stops27h 36m

$1,560

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 19 results
1
2

Best time to book a flight from Illinois to Belfast City

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Belfast City Airport

Rainfall in Belfast City by month

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

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

Temperature in Belfast City by month

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

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

Reviews of airlines servicing Belfast City

Get insights into the airlines that provide service to Belfast City. 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 City. Reviews last updated May 1, 2025.
Read through reviews of airlines operating flights from Illinois to Belfast, such as Delta, KLM and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
643 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,076 reviews
Delta
8.0
Very good
7,934 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Illinois to Belfast City Airport one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $360. Users have also found prices from $365 and $433 on British Airways and Delta, respectively.

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

    When deciding which route to take from Illinois to Belfast City Airport consider Lambert-St Louis - Belfast City, Chicago O'Hare Intl - Belfast City or Chicago Midway - Belfast City as they are the most popular.

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

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

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

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

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

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

See more FAQs

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Book flights to Illinois if you plan to visit one of these locations
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Alternative routes for Illinois to Belfast City

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