Find flights
Airlines
FAQs

Cheap flights from Belfast to Illinois from £238

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 5/6. 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.
BHD — ORD
15 May — 22 May1
1 adult
Wed 15/5
Wed 22/5

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

September can be a great time to fly to Illinois from Belfast with a flight ticket averaging about £758. Cheapflights users have found deals in the month of September for as cheap as £539. The most expensive prices can be found in the month of December.

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

When flying from Belfast to Illinois, 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 Belfast to Illinois

Explore cheap flight options specifically provided by British Airways for the route between Belfast and Illinois. 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 868,510 searches. Data last updated 10 May 2024.
Find some of the cheapest British Airways flights travelling from Belfast to Illinois. It's recommended that users confirm their flight details before booking.
Thu 13/606:35BHD - ORD
1 stop13h 10mBritish Airways
Mon 17/620:30ORD - BHD
1 stop13h 05mBritish Airways
Deal found 9/5£638
Thu 13/606:35BHD - ORD
1 stop12h 10mBritish Airways
Mon 17/622:25ORD - BHD
1 stop13h 00mBritish Airways
Deal found 10/5£639
Wed 3/706:45BHD - ORD
1 stop14h 10mBritish Airways
Sun 14/722:45ORD - BHD
1 stop13h 55mBritish Airways
Deal found 9/5£674
Wed 3/706:45BHD - ORD
1 stop14h 10mBritish Airways
Sun 14/718:00ORD - BHD
1 stop11h 30mBritish Airways
Deal found 10/5£674

Cheap American Airlines flights from Belfast to Illinois

Explore cheap flight options specifically provided by American Airlines for the route between Belfast and Illinois. 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 868,510 searches. Data last updated 10 May 2024.
Browse through some of the cheapest American Airlines flights travelling from Belfast to Illinois. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Thu 13/606:35BHD - ORD
2 stops15h 29mAmerican Airlines
Mon 17/618:25ORD - BHD
2 stops15h 10mAmerican Airlines
Deal found 9/5£643
Thu 13/606:35BHD - ORD
2 stops15h 29mAmerican Airlines
Mon 17/618:25ORD - BHD
2 stops15h 10mAmerican Airlines
Deal found 10/5£644
Wed 3/716:05BHD - ORD
1 stop32h 10mAmerican Airlines
Sun 14/718:25ORD - BHD
2 stops18h 15mAmerican Airlines
Deal found 9/5£766
Wed 3/713:40BHD - ORD
2 stops26h 32mAmerican Airlines
Sun 14/716:45ORD - BHD
2 stops18h 50mAmerican Airlines
Deal found 10/5£841
Wed 3/711:50BHD - ORD
2 stops18h 08mAmerican Airlines
Sun 14/722:45ORD - BHD
1 stop12h 50mAmerican Airlines
Deal found 10/5£845
Wed 3/711:50BHD - ORD
2 stops18h 08mAmerican Airlines
Sun 14/715:16ORD - BHD
2 stops14h 14mAmerican Airlines
Deal found 9/5£847

Cheap Belfast to Illinois flights in May & June 2024

Find cheap flight options from Belfast to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 868,510 searches. Prices were last updated on 10 May 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Thu 13/606:35BHD - ORD
1 stop12h 10mBritish Airways
Mon 17/618:00ORD - BHD
1 stop12h 50mBritish Airways
Deal found 10/5£639
Thu 13/606:35BHD - ORD
2 stops16h 50mAmerican Airlines
Mon 17/618:25ORD - BHD
2 stops15h 10mAmerican Airlines
Deal found 10/5£644

Belfast to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Belfast and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 868,510 searches. Data last updated 10 May 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Fri 29/1106:50BHD - ORD
1 stop12h 00mAmerican Airlines
Tue 3/1216:53ORD - BHD
2 stops17h 47mAmerican Airlines
Deal found 9/5£538
Fri 29/1108:30BHD - ORD
2 stops15h 03mAmerican Airlines
Tue 3/1216:50ORD - BHD
2 stops15h 35mAmerican Airlines
Deal found 9/5£542
Thu 13/606:35BHD - ORD
1 stop12h 10mBritish Airways
Mon 17/618:00ORD - BHD
1 stop12h 50mBritish Airways
Deal found 10/5£639
Thu 13/606:35BHD - ORD
2 stops16h 50mAmerican Airlines
Mon 17/618:25ORD - BHD
2 stops15h 10mAmerican Airlines
Deal found 10/5£644
Wed 3/706:45BHD - ORD
1 stop14h 10mBritish Airways
Sun 14/721:25ORD - BHD
1 stop14h 10mBritish Airways
Deal found 10/5£674
Wed 3/713:40BHD - ORD
2 stops26h 32mAmerican Airlines
Sun 14/709:45ORD - BHD
2 stops19h 45mAmerican Airlines
Deal found 10/5£841
Wed 3/711:50BHD - ORD
2 stops18h 08mAmerican Airlines
Sun 14/708:30ORD - BHD
1 stop18h 35mAmerican Airlines
Deal found 10/5£845

One-way flights to Illinois from Belfast

Search for one-way flight options from Belfast to Illinois. 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 868,510 searches. Data last updated 10 May 2024.
If you're seeking multiple options on one-way flights from Belfast to Illinois, be sure to check out these deals, which are updated often. Users can also find round-trip Belfast to Illinois flights by using the search form above.
Wed 5/621:05BFS - ORD
2 stops41h 59mMultiple Airlines
Deal found 10/5£238
Wed 5/609:15BHD - ORD
2 stops53h 49mMultiple Airlines
Deal found 10/5£239
Wed 5/608:45BHD - ORD
3 stops31h 29mMultiple Airlines
Deal found 10/5£242
Thu 13/616:00BHD - ORD
3 stops46h 24mMultiple Airlines
Deal found 9/5£322
Thu 13/621:10BFS - ORD
2 stops33h 58mMultiple Airlines
Deal found 9/5£354
Thu 13/621:45BFS - ORD
3 stops33h 23mMultiple Airlines
Deal found 9/5£394
Fri 28/621:00BFS - ORD
3 stops52h 07mMultiple Airlines
Deal found 9/5£423
Thu 13/614:25BHD - ORD
2 stops33h 30mMultiple Airlines
Deal found 9/5£438
Fri 28/606:00BFS - ORD
2 stops21h 52mMultiple Airlines
Deal found 9/5£474

Find flights from Belfast to Illinois within your budget

Customise your flight search to find flights from Belfast to Illinois 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 868,510 searches. Data last updated 10 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£638 - £845

Route

Depart

Return

Price

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Thu 13/6

1 stop13h 10m

Chicago O'Hare Intl

Mon 17/6

1 stop13h 05m

£638

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Thu 13/6

1 stop12h 10m

Chicago O'Hare Intl

Mon 17/6

1 stop13h 00m

£639

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Thu 13/6

2 stops15h 29m

Chicago O'Hare Intl

Mon 17/6

2 stops15h 10m

£643

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Thu 13/6

2 stops15h 29m

Chicago O'Hare Intl

Mon 17/6

2 stops15h 10m

£644

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Wed 3/7

1 stop14h 10m

Chicago O'Hare Intl

Sun 14/7

1 stop13h 55m

£674

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Wed 3/7

1 stop14h 10m

Chicago O'Hare Intl

Sun 14/7

1 stop11h 30m

£674

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Wed 3/7

1 stop32h 10m

Chicago O'Hare Intl

Sun 14/7

2 stops18h 15m

£766

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Wed 3/7

2 stops26h 32m

Chicago O'Hare Intl

Sun 14/7

2 stops18h 50m

£841

Belfast CityChicago O'Hare Intl

BHD - ORD

BHDORD

Belfast City

Wed 3/7

2 stops18h 08m

Chicago O'Hare Intl

Sun 14/7

1 stop12h 50m

£845

Flights are sorted by cheapest first

Deals found on 9/5

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

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 10 May 2024.
Read through reviews of airlines operating flights from Belfast to Illinois, such as British Airways and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.3
Good
14,639 reviews
Check prices

Entertainment

7.1

Overall

7.3

Boarding

7.6

Comfort

7.2

Crew

8.0

Food

6.6

Reviews

1 / 10

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

American Airlines
7.3
Good
14,639 reviews
American Airlines
7.3
Good
14,639 reviews
Check prices

Entertainment

7.1

Overall

7.3

Boarding

7.6

Comfort

7.2

Crew

8.0

Food

6.6

Reviews

1 / 10

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Lufthansa
7.0
Good
7,687 reviews
American Airlines
7.3
Good
14,639 reviews
Check prices

Entertainment

7.1

Overall

7.3

Boarding

7.6

Comfort

7.2

Crew

8.0

Food

6.6

Reviews

1 / 10

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

British Airways
6.8
Okay
6,859 reviews
American Airlines
7.3
Good
14,639 reviews
Check prices

Entertainment

7.1

Overall

7.3

Boarding

7.6

Comfort

7.2

Crew

8.0

Food

6.6

Reviews

1 / 10

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

Find useful and relevant information for your journey from Belfast to Illinois. 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 Belfast to Illinois for under £700 on Cheapflights?

    Yes, there are multiple flights from Belfast to Illinois for under £700. The cheapest flight booked recently is on British Airways for just £638, but on average you can expect to pay £721.

  • What does BFS to ORD mean?

    Great question - BFS to ORD just means Belfast Intl Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your Belfast to Illinois 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 Belfast to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Belfast to Illinois 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 Belfast to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast to Illinois 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 Belfast to Illinois that allow pets onboard?

    Many airlines flying from Belfast to Illinois 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 Belfast to Illinois?

    Yes, you can often find last-minute deals on Belfast to Illinois 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 Belfast to Illinois flight deals updated?

    The Belfast to Illinois flight deals you see on this page were last updated on 10/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Belfast to Illinois
See prices for flight routes from nearby airports that may be better suited for you.

Belfast Intl to John F Kennedy Intl flights
Belfast Intl to Orlando flights
Belfast City to Orlando flights
Belfast Intl to Seattle flights
Belfast City to O'Hare Intl flights
Belfast Intl to Los Angeles flights
Belfast City to John F Kennedy Intl flights
Belfast Intl to Newark flights
Belfast City to Newark flights
Belfast City to Los Angeles flights
Belfast City to Charlotte flights
Belfast City to LaGuardia flights
Belfast Intl to Boston flights
Belfast City to Dallas/Fort Worth flights
Belfast Intl to Dallas/Fort Worth flights
Belfast Intl to Hobby flights
Belfast Intl to Baltimore flights
Belfast City to Miami flights
Belfast Intl to Miami flights
Belfast City to George Bush Intcntl flights
Belfast Intl to Providence flights
Belfast Intl to Ontario flights
Belfast Intl to West Palm Beach flights
Belfast City to Detroit flights
Belfast Intl to San Francisco flights
Belfast City to Atlanta flights
Belfast Intl to Wichita flights
Belfast Intl to Dulles Intl flights
Belfast City to Baltimore flights
Belfast Intl to Manchester flights
Belfast City to Omaha flights
Belfast Intl to Denver flights
Belfast City to Fort Lauderdale flights

Top airline flying from Belfast to Illinois

Discover the top airline that operate flights from Belfast to Illinois. 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 868,510 searches. Data last updated 10 May 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£577Average£688FlexibilityNo cancel feeOn-time70%
Search British Airways flights
London Luton Airport to Manchester flights
Dublin to Bristol flights
London to Disneyland Paris flights
Leeds to Dublin flights
London to Adelaide flights
London Gatwick Airport to Rome flights
London to France flights
Manchester to Glasgow flights
London Heathrow Airport to Jamaica flights
Manchester to Madrid flights
Manchester to Egypt flights
Belfast to Kansas flights

Search flights from Belfast to Illinois by cabin class

Find flights from Belfast to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Város Limnos
Flights to Kavála Megas Alexandros
Flights to Parikia Paros
Flights to Clermont-Ferrand Aulnat
Flights to Isle of Islay Glenegedale
Flights to Monterey Regional
Flights to Guilin
Flights to Cagayan de Oro Laguindingan
Flights to Skardu
Flights to Samarkand
Flights to Elazig
Flights to Tamuning Guam Intl
Flights to Tulum Intl
Flights to Toulon Hyeres
Flights to Ohrid
Flights to Houmt Souk Melita
Flights to Trapani Birgi
Flights to Daraga Bicol Intl
Flights to Parma
Flights to Ipoh
Flights to Edremit/Korfez
Flights to Niamey
Flights to Erie
Flights to Lhasa

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Belfast to Illinois?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast to Illinois for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Illinois from Belfast? 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 Belfast to Illinois become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Belfast today and book when prices fit your budget.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines