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Cheap flights from Illinois to Belfast from £245

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — BHD
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

What is the cheapest month to fly from Illinois to Belfast?

Flights from Illinois to Belfast lean towards being more expensive in June. Prices are generally better when you fly from Illinois to Belfast in February, with the cheapest ticket starting at £482.

When is the cheapest time to fly from Illinois to Belfast (IL - BFS)?

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.

Cheap British Airways flights from Illinois to Belfast

Explore cheap flight options specifically provided by British Airways for the route between Illinois and Belfast. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Consider these cheap British Airways flights we've found departing from Illinois to Belfast. Deals update often to give you more flight options matching your criteria
Wed 23/1021:25ORD - BHD
1 stop12h 10mBritish Airways
Sun 27/1006:35BHD - ORD
1 stop15h 30mBritish Airways
Deal found 15/5£534
Wed 23/1021:25ORD - BHD
1 stop14h 15mBritish Airways
Sun 27/1006:35BHD - ORD
2 stops18h 05mBritish Airways
Deal found 15/5£542
Sun 9/620:30ORD - BHD
1 stop15h 05mBritish Airways
Sun 16/606:50BHD - ORD
1 stop15h 00mBritish Airways
Deal found 15/5£585
Wed 12/620:30ORD - BHD
1 stop13h 05mBritish Airways
Tue 18/606:35BHD - ORD
1 stop15h 15mBritish Airways
Deal found 16/5£598
Thu 6/608:10ORD - BHD
1 stop18h 50mBritish Airways
Thu 13/606:35BHD - ORD
1 stop13h 10mBritish Airways
Deal found 16/5£612
Sat 1/615:01ORD - BHD
2 stops19h 24mBritish Airways
Sat 8/609:40BHD - ORD
1 stop12h 10mBritish Airways
Deal found 15/5£650
Sat 1/619:10ORD - BHD
1 stop11h 10mBritish Airways
Sat 8/609:40BHD - ORD
1 stop12h 10mBritish Airways
Deal found 15/5£652
Sat 1/619:10ORD - BHD
1 stop11h 10mBritish Airways
Sat 8/606:50BHD - ORD
1 stop12h 55mBritish Airways
Deal found 16/5£674
Sat 1/615:01ORD - BHD
2 stops19h 24mBritish Airways
Sat 8/618:55BHD - ORD
1 stop24h 50mBritish Airways
Deal found 16/5£678

Cheap KLM flights from Illinois to Belfast

Explore cheap flight options specifically provided by KLM for the route between Illinois and Belfast. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Browse through some of the cheapest KLM flights travelling from Illinois to Belfast. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Wed 12/617:45MDW - BHD
2 stops17h 05mKLM
Tue 18/617:20BHD - MDW
2 stops25h 23mKLM
Deal found 16/5£1,501
Thu 6/617:47MDW - BHD
2 stops17h 03mKLM
Thu 13/617:20BHD - MDW
2 stops25h 23mKLM
Deal found 16/5£1,560
Mon 15/717:45MDW - BHD
2 stops17h 05mKLM
Mon 22/717:20BHD - MDW
2 stops25h 24mKLM
Deal found 15/5£1,942

Cheap Illinois to Belfast flights in May & June 2024

Find cheap flight options from Illinois to Belfast specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Prices were last updated on 16 May 2024.
These are some of the most attractive deals on flights from Illinois to Belfast in 2024. Check back in a little while for more flight options.
Mon 10/622:25ORD - BHD
1 stop14h 15mAmerican Airlines
Mon 17/615:25BHD - ORD
1 stop27h 20mAmerican Airlines
Deal found 16/5£545
Mon 10/613:45ORD - BHD
2 stops21h 05mDelta
Mon 17/617:20BHD - ORD
1 stop27h 00mDelta
Deal found 16/5£555
Mon 10/613:25ORD - BHD
2 stops21h 25mDelta
Mon 17/617:20BHD - ORD
2 stops33h 06mDelta
Deal found 16/5£562
Sun 9/620:30ORD - BHD
1 stop15h 05mBritish Airways
Sun 16/606:50BHD - ORD
1 stop15h 00mBritish Airways
Deal found 15/5£585
Sun 9/618:25ORD - BHD
2 stops14h 10mAmerican Airlines
Sun 16/617:35BHD - ORD
1 stop26h 10mAmerican Airlines
Deal found 15/5£589
Wed 12/620:30ORD - BHD
1 stop13h 05mBritish Airways
Tue 18/606:35BHD - ORD
1 stop15h 15mBritish Airways
Deal found 16/5£598
Sun 9/615:55ORD - BHD
2 stops18h 55mDelta
Sun 16/617:20BHD - ORD
2 stops31h 14mDelta
Deal found 15/5£602
Thu 6/608:10ORD - BHD
1 stop18h 50mBritish Airways
Thu 13/606:35BHD - ORD
1 stop13h 10mBritish Airways
Deal found 16/5£612
Thu 6/608:10ORD - BHD
1 stop18h 50mAmerican Airlines
Thu 13/609:35BHD - ORD
2 stops18h 02mAmerican Airlines
Deal found 16/5£619

Illinois to Belfast 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Belfast in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
These are some of the most attractive deals on flights from Illinois to Belfast in 2024. Check back in a little while for more flight options.
Mon 28/1019:03STL - BHD
2 stops16h 07mAmerican Airlines
Thu 7/1111:10BHD - STL
2 stops18h 12mAmerican Airlines
Deal found 16/5£514
Wed 23/1016:45ORD - BHD
1 stop14h 40mBritish Airways
Sun 27/1009:40BHD - ORD
1 stop15h 05mBritish Airways
Deal found 16/5£534
Wed 23/1021:25ORD - BHD
1 stop14h 15mBritish Airways
Sun 27/1006:35BHD - ORD
2 stops18h 05mBritish Airways
Deal found 15/5£542
Wed 23/1021:25ORD - BHD
1 stop12h 10mBritish Airways
Sun 27/1006:35BHD - ORD
2 stops18h 05mBritish Airways
Deal found 16/5£543
Mon 10/622:25ORD - BHD
1 stop14h 15mAmerican Airlines
Mon 17/615:25BHD - ORD
1 stop27h 20mAmerican Airlines
Deal found 16/5£545
Wed 25/906:00MDW - BHD
2 stops28h 50mDelta
Sun 29/917:20BHD - MDW
2 stops29h 43mDelta
Deal found 16/5£554
Mon 10/613:45ORD - BHD
2 stops21h 05mDelta
Mon 17/617:20BHD - ORD
1 stop27h 00mDelta
Deal found 16/5£555
Mon 10/613:25ORD - BHD
2 stops21h 25mDelta
Mon 17/617:20BHD - ORD
2 stops33h 06mDelta
Deal found 16/5£562
Sun 9/620:30ORD - BHD
1 stop15h 05mBritish Airways
Sun 16/606:50BHD - ORD
1 stop15h 00mBritish Airways
Deal found 15/5£585

One-way flights to Belfast from Illinois

Search for one-way flight options from Illinois to Belfast. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 844,321 searches. Data last updated 16 May 2024.
Some of the best available deals we've found on one-way flights from Illinois to Belfast. Users needing a return flight from Illinois to Belfast should utilize the search form above.
Fri 13/913:13MDW - BHD
2 stops24h 47mMultiple Airlines
Deal found 16/5£245
Fri 13/912:50ORD - BFS
3 stops50h 40mMultiple Airlines
Deal found 16/5£258
Fri 13/913:13MDW - BFS
2 stops20h 32mMultiple Airlines
Deal found 16/5£260
Fri 13/912:50ORD - BHD
3 stops49h 10mMultiple Airlines
Deal found 16/5£263
Fri 13/917:56ORD - BFS
2 stops45h 34mMultiple Airlines
Deal found 16/5£263
Fri 13/917:56ORD - BHD
2 stops44h 04mMultiple Airlines
Deal found 16/5£267
Thu 12/910:00ORD - BFS
2 stops23h 50mMultiple Airlines
Deal found 16/5£271
Thu 12/921:25ORD - BFS
3 stops36h 20mMultiple Airlines
Deal found 16/5£282
Fri 13/922:00MDW - BFS
3 stops59h 50mMultiple Airlines
Deal found 16/5£297

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 844,321 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£534 - £708

Route

Depart

Return

Price

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 23/10

1 stop12h 10m

Belfast City

Sun 27/10

1 stop15h 30m

£534

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 23/10

1 stop14h 15m

Belfast City

Sun 27/10

2 stops18h 05m

£542

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/6

1 stop14h 15m

Belfast City

Mon 17/6

1 stop27h 20m

£545

Chicago MidwayBelfast City

MDW - BHD

MDWBHD

Chicago Midway

Wed 25/9

2 stops21h 40m

Belfast City

Sun 29/9

2 stops29h 43m

£554

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/6

2 stops21h 05m

Belfast City

Mon 17/6

1 stop27h 00m

£555

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Mon 10/6

2 stops21h 25m

Belfast City

Mon 17/6

2 stops33h 06m

£562

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 9/6

1 stop15h 05m

Belfast City

Sun 16/6

1 stop15h 00m

£585

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Sun 9/6

2 stops14h 10m

Belfast City

Sun 16/6

1 stop26h 10m

£589

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

Wed 12/6

2 stops21h 15m

Belfast City

Tue 18/6

2 stops25h 12m

£708

Flights are sorted by cheapest first

Deals found on 15/5

No data available for this route at this time. Please check back soon.

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 16 May 2024.
To help decide which airline to fly from Illinois to Belfast, see what other customers have to say about British Airways, KLM and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
10,673 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very Good
10,673 reviews
Delta
8.0
Very Good
10,673 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,568 reviews
Delta
8.0
Very Good
10,673 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

American Airlines
7.3
Good
14,514 reviews
Delta
8.0
Very Good
10,673 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

British Airways
6.8
Okay
6,829 reviews
Delta
8.0
Very Good
10,673 reviews
Check prices

Entertainment

8.0

Boarding

8.2

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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.

  • Can I find flights from Illinois to Belfast for under £600 on Cheapflights?

    Yes, there are multiple flights from Illinois to Belfast for under £600. The cheapest flight booked recently is on British Airways for just £534, but on average you can expect to pay £603.

  • 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.

  • What does ORD to BFS mean?

    This is defined as Chicago O'Hare Intl Airport (ORD) and Belfast Intl Airport (BFS). Codes like Belfast Intl Airport are often used to just call airports uniquely. Belfast City Airport (BHD), Londonderry Eglinton Airport (LDY), Glasgow Prestwick Airport (PIK), Isle of Islay Glenegedale Airport (ILY), Campbeltown Machrihanish Airport (CAL) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Illinois to Belfast that include extra baggage allowance?

    The amount of baggage you can bring on your Illinois to Belfast flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Illinois to Belfast with specific airlines?

    Yes, Cheapflights allows you to browse and filter Illinois to Belfast flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Illinois to Belfast that allow pets onboard?

    Many airlines flying from Illinois to Belfast offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Illinois to Belfast?

    Yes, you can often find last-minute deals on Illinois to Belfast flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Illinois to Belfast flight deals updated?

    The Illinois to Belfast flight deals you see on this page were last updated on 16/5.

See more FAQs

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Alternative routes for Illinois to Belfast
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Search flights from Illinois to Belfast by cabin class

Find flights from Illinois to Belfast, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from Illinois to Belfast?

Deals for Illinois to Belfast flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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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