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Cheap flights from Illinois to Belfast Intl Airport from £349

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 5/9. 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 — BFS
4 Jun — 11 Jun1
1 adult
Tue 4/6
Tue 11/6

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

Flights from Illinois to Belfast Intl Airport lean towards being more expensive in June. Prices are generally better when you fly from Illinois to Belfast Intl Airport in February, with the cheapest ticket starting at £480.

What is the cheapest time of day to fly from IL to BFS?

When flying from Illinois to Belfast Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Illinois to Belfast Intl flights in May & June 2024

Find cheap flight options from Illinois to Belfast Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Prices were last updated on 30 May 2024.
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sun 16/607:45BFS - ORD
2 stops18h 59mMultiple Airlines
Deal found 30/5£981
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sat 22/606:25BFS - ORD
2 stops27h 57mMultiple Airlines
Deal found 30/5£1,007
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sun 16/609:50BFS - ORD
3 stops39h 16mMultiple Airlines
Deal found 30/5£1,008
Thu 6/620:40ORD - BFS
1 stop16h 00mMultiple Airlines
Sat 22/605:55BFS - ORD
2 stops21h 57mMultiple Airlines
Deal found 30/5£1,032
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sat 22/608:20BFS - ORD
3 stops29h 40mMultiple Airlines
Deal found 30/5£1,040
Thu 6/620:40ORD - BFS
1 stop16h 00mMultiple Airlines
Sun 16/607:45BFS - ORD
2 stops32h 29mMultiple Airlines
Deal found 30/5£1,047
Sat 1/616:05STL - BFS
2 stops19h 10mMultiple Airlines
Fri 7/608:25BFS - STL
3 stops32h 09mMultiple Airlines
Deal found 29/5£1,158
Sat 1/608:05STL - BFS
3 stops22h 55mMultiple Airlines
Fri 7/608:25BFS - STL
3 stops32h 09mMultiple Airlines
Deal found 29/5£1,217
Tue 4/609:46MDW - BFS
3 stops22h 59mMultiple Airlines
Wed 5/620:10BFS - MDW
3 stops27h 57mMultiple Airlines
Deal found 30/5£1,338

Illinois to Belfast Intl 2024 flight deals

Discover exclusive flight deals for travel between Illinois and Belfast Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
Tue 10/907:27ORD - BFS
2 stops29h 53mMultiple Airlines
Tue 17/909:50BFS - ORD
3 stops28h 43mMultiple Airlines
Deal found 30/5£598
Tue 10/905:00ORD - BFS
3 stops33h 35mMultiple Airlines
Tue 17/909:50BFS - ORD
3 stops28h 43mMultiple Airlines
Deal found 30/5£605
Tue 10/920:25ORD - BFS
1 stop13h 45mMultiple Airlines
Tue 17/906:15BFS - ORD
2 stops21h 42mMultiple Airlines
Deal found 30/5£678
Tue 10/907:27ORD - BFS
2 stops22h 28mMultiple Airlines
Tue 17/913:35BFS - ORD
2 stops26h 05mMultiple Airlines
Deal found 30/5£708
Sat 6/709:00ORD - BFS
2 stops29h 15mMultiple Airlines
Sun 14/722:10BFS - ORD
2 stops26h 05mMultiple Airlines
Deal found 30/5£790
Sat 6/709:00ORD - BFS
2 stops29h 15mMultiple Airlines
Sun 14/707:05BFS - ORD
3 stops39h 10mMultiple Airlines
Deal found 30/5£827
Fri 19/710:02ORD - BFS
2 stops17h 58mMultiple Airlines
Sun 28/722:10BFS - ORD
2 stops26h 05mMultiple Airlines
Deal found 30/5£913
Fri 19/710:02ORD - BFS
2 stops17h 58mMultiple Airlines
Sun 28/721:00BFS - ORD
3 stops25h 15mMultiple Airlines
Deal found 30/5£931
Fri 19/710:02ORD - BFS
2 stops17h 58mMultiple Airlines
Sun 28/722:10BFS - ORD
2 stops29h 05mMultiple Airlines
Deal found 30/5£932

Illinois to Belfast Intl flights leaving soon

Find last-minute flight options from Illinois to Belfast Intl for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 908,271 searches. Data last updated 30 May 2024.
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sun 16/607:45BFS - ORD
2 stops18h 59mMultiple Airlines
Deal found 30/5£981
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sat 22/606:25BFS - ORD
2 stops27h 57mMultiple Airlines
Deal found 30/5£1,007
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sun 16/609:50BFS - ORD
3 stops39h 16mMultiple Airlines
Deal found 30/5£1,008
Thu 6/620:40ORD - BFS
1 stop16h 00mMultiple Airlines
Sat 22/605:55BFS - ORD
2 stops21h 57mMultiple Airlines
Deal found 30/5£1,032
Thu 6/619:15ORD - BFS
2 stops20h 25mMultiple Airlines
Sat 22/608:20BFS - ORD
3 stops29h 40mMultiple Airlines
Deal found 30/5£1,040
Thu 6/620:40ORD - BFS
1 stop16h 00mMultiple Airlines
Sun 16/607:45BFS - ORD
2 stops32h 29mMultiple Airlines
Deal found 30/5£1,047
Tue 4/609:46MDW - BFS
3 stops22h 59mMultiple Airlines
Wed 5/620:10BFS - MDW
3 stops27h 57mMultiple Airlines
Deal found 30/5£1,338

One-way flights to Belfast Intl from Illinois

Search for one-way flight options from Illinois to Belfast Intl. 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 908,271 searches. Data last updated 30 May 2024.
Thu 5/919:48STL - BFS
2 stops41h 27mMultiple Airlines
Deal found 29/5£349
Thu 5/918:24STL - BFS
3 stops42h 51mMultiple Airlines
Deal found 29/5£429
Wed 12/620:05ORD - BFS
3 stops37h 45mMultiple Airlines
Deal found 29/5£525
Wed 12/611:25ORD - BFS
2 stops22h 05mMultiple Airlines
Deal found 29/5£572
Wed 12/611:25ORD - BFS
2 stops22h 05mMultiple Airlines
Deal found 30/5£579
Wed 12/622:25ORD - BFS
3 stops27h 45mMultiple Airlines
Deal found 30/5£592
Wed 12/615:29MDW - BFS
3 stops24h 56mMultiple Airlines
Deal found 30/5£1,274

Find flights from Illinois to Belfast Intl within your budget

Customise your flight search to find flights from Illinois to Belfast Intl 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 908,271 searches. Data last updated 30 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£773 - £912

Route

Depart

Return

Price

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

1 stop18h 50m

Belfast Intl

Wed 26/6

2 stops22h 07m

£773

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

1 stop18h 50m

Belfast Intl

Thu 27/6

2 stops54h 42m

£796

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

3 stops20h 25m

Belfast Intl

Wed 26/6

2 stops19h 37m

£811

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

2 stops17h 15m

Belfast Intl

Thu 27/6

2 stops19h 45m

£812

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 28/7

1 stop13h 05m

Belfast Intl

Sun 4/8

2 stops42h 13m

£826

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Sun 28/7

2 stops28h 50m

Belfast Intl

Sun 4/8

2 stops24h 05m

£867

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

3 stops20h 25m

Belfast Intl

Thu 27/6

2 stops19h 37m

£896

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

3 stops20h 25m

Belfast Intl

Wed 26/6

3 stops19h 30m

£911

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

Thu 20/6

3 stops20h 25m

Belfast Intl

Thu 27/6

3 stops34h 48m

£912

Flights are sorted by cheapest first

Deals found on 29/5

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

Best time to book a flight from Illinois to Belfast Intl

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

Related info for your journey

Find useful and relevant information for your journey from Illinois to Belfast Intl. 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 Intl Airport for under £800 on Cheapflights?

    Yes, there are multiple flights from Illinois to Belfast Intl Airport for under £800. The cheapest flight booked recently is on Multiple Airlines for just £773, but on average you can expect to pay £929.

  • Are there last-minute flights available from Illinois to Belfast Intl Airport for under £1,000?

    There are currently 7+ open flights from Illinois to Belfast Intl Airport within the next 7 days for less than £1,000.

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

    While some choose either Chicago Midway - Belfast Intl or Lambert-St Louis - Belfast Intl, Chicago O'Hare Intl - Belfast Intl is the most popular route from Illinois to Belfast Intl Airport.

  • What does ORD to BFS mean?

    Great question - ORD to BFS just means Chicago O'Hare Intl Airport to Belfast Intl Airport. Now you’ll know what these unique codes when you look for flights! This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI).

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

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

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

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

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

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

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

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

    Many airlines flying from Illinois to Belfast Intl 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 Intl?

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

    The Illinois to Belfast Intl Airport flight deals you see on this page were last updated on 30/5.

  • What is the cheapest month to book a flight from Illinois to Belfast Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Illinois to Belfast Intl Airport (average of £62). Flying from Illinois to Belfast Intl Airport in July is currently the most expensive (average of £82). 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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Search flights from Illinois to Belfast Intl by cabin class

Find flights from Illinois to Belfast Intl, 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 Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Belfast Intl. 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 Illinois to Belfast Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Illinois to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Illinois to Belfast Intl with no change fees.

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

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

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