HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

$250+ Cheap flights from Chicago (CHI) to Belfast

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BHD
oct. 15 — oct. 221
From?
To?
mar. 10/15
mar. 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Belfast with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 octubre 10, 2024.

Popular in

June

Cheapest in

August

Round-trip from

$779
(Mytrip)

One-way from

$250
(Trip.com)
High demand for flights, 33% potential price rise
Search Deals
Best time to find cheap flights, 27% potential price drop
Search Deals
From Chicago (CHI) to Belfast
Search Deals
One-way flight from Chicago (CHI) to Belfast
Search Deals

Cheap Chicago to Belfast flights in October & November 2024

Find cheap flight options from Chicago to Belfast specifically for the months of October and November 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,713,696 searches. Prices were last updated on octubre 10, 2024.
This CheapOair deal was found by Cheapflights users on 10/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/274:52 pmORD - BHD
2 stops20h 18mBritish Airways
dom. 12/18:25 pmBHD - ORD
1 stop23h 30mBritish Airways
Deal found 10/10$908
This Ovago deal was found by Cheapflights users on 10/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/143:45 pmORD - BHD
2 stops15h 15mAer Lingus
mié. 10/166:50 amBHD - ORD
2 stops18h 15mAer Lingus
Deal found 10/10$1,065
This American Airlines deal was found by Cheapflights users on 10/10. 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.
mié. 11/279:45 pmORD - BHD
1 stop10h 30mMultiple Airlines
dom. 12/18:25 pmBHD - ORD
1 stop23h 30mMultiple Airlines
Deal found 10/10$1,089
This Delta deal was found by Cheapflights users on 10/10. 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.
mié. 11/276:49 pmMDW - BHD
2 stops20h 11mDelta
dom. 12/16:30 amBHD - MDW
2 stops21h 16mDelta
Deal found 10/10$1,977
This KLM deal was found by Cheapflights users on 10/10. 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.
lun. 10/147:10 pmMDW - BHD
2 stops15h 40mKLM
mié. 10/165:20 pmBHD - MDW
2 stops27h 34mKLM
Deal found 10/10$10,042

Chicago to Belfast 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Belfast in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,713,696 searches. Data last updated octubre 10, 2024.
This CheapOair deal was found by Cheapflights users on 10/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/274:52 pmORD - BHD
2 stops20h 18mBritish Airways
dom. 12/18:25 pmBHD - ORD
1 stop23h 30mBritish Airways
Deal found 10/10$908
This American Airlines deal was found by Cheapflights users on 10/10. 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.
lun. 12/236:25 pmORD - BHD
1 stop13h 45mAmerican Airlines
lun. 12/306:35 amBHD - ORD
1 stop14h 10mAmerican Airlines
Deal found 10/10$974
This Ovago deal was found by Cheapflights users on 10/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/143:45 pmORD - BHD
2 stops15h 15mAer Lingus
mié. 10/166:50 amBHD - ORD
2 stops18h 15mAer Lingus
Deal found 10/10$1,065
This American Airlines deal was found by Cheapflights users on 10/10. 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.
mié. 11/279:45 pmORD - BHD
1 stop10h 30mMultiple Airlines
dom. 12/18:25 pmBHD - ORD
1 stop23h 30mMultiple Airlines
Deal found 10/10$1,089
This Delta deal was found by Cheapflights users on 10/10. 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.
lun. 12/235:03 pmMDW - BHD
2 stops17h 47mDelta
lun. 12/306:30 amBHD - MDW
2 stops15h 54mDelta
Deal found 10/10$1,472
This KLM deal was found by Cheapflights users on 10/10. 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.
lun. 10/147:10 pmMDW - BHD
2 stops15h 40mKLM
mié. 10/165:20 pmBHD - MDW
2 stops27h 34mKLM
Deal found 10/10$10,042

Chicago to Belfast flights leaving soon

Find last-minute flight options from Chicago to Belfast 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 2,713,696 searches. Data last updated octubre 10, 2024.
This Mytrip deal was found by Cheapflights users on 10/10. 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.
mié. 10/1610:55 amORD - BFS
2 stops22h 35mMultiple Airlines
vie. 10/181:30 pmBFS - ORD
3 stops37h 30mMultiple Airlines
Deal found 10/10$1,078
This Ovago deal was found by Cheapflights users on 10/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/163:45 pmORD - BHD
2 stops14h 25mMultiple Airlines
vie. 10/189:45 amBHD - ORD
2 stops15h 20mMultiple Airlines
Deal found 10/10$1,125

One-way flights to Belfast from Chicago

Search for one-way flight options from Chicago 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 2,713,696 searches. Data last updated octubre 10, 2024.
This Trip.com deal was found by Cheapflights users on 10/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/116:30 pmORD - BFS
2 stops16h 30mMultiple Airlines
Deal found 10/9$250
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/116:30 pmORD - BHD
2 stops15h 40mMultiple Airlines
Deal found 10/9$297
This Ovago deal was found by Cheapflights users on 10/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/119:45 pmORD - BHD
1 stop11h 10mBritish Airways
Deal found 10/9$376
This Delta deal was found by Cheapflights users on 10/9. 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.
mar. 2/111:05 pmMDW - BHD
2 stops21h 45mDelta
Deal found 10/9$411
This American Airlines deal was found by Cheapflights users on 10/10. 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.
jue. 12/2610:00 pmORD - BHD
1 stop14h 50mAmerican Airlines
Deal found 10/10$518

Find flights from Chicago to Belfast within your budget

Customize your flight search to find flights from Chicago 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 2,713,696 searches. Data last updated octubre 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$779 - $1,472

Route

Depart

Return

Price

Chicago O'Hare IntlBelfast Intl

ORD - BFS

ORDBFS

Chicago O'Hare Intl

mié. 11/27

2 stops28h 30m

Belfast Intl

dom. 12/1

3 stops32h 22m

$779

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

mié. 11/27

2 stops14h 45m

Belfast City

dom. 12/1

2 stops50h 05m

$851

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

lun. 12/23

2 stops55h 30m

Belfast City

lun. 12/30

2 stops28h 30m

$904

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

lun. 12/23

1 stop13h 45m

Belfast City

lun. 12/30

1 stop14h 10m

$974

Chicago O'Hare IntlBelfast City

ORD - BHD

ORDBHD

Chicago O'Hare Intl

lun. 1/6

1 stop13h 45m

Belfast City

vie. 1/10

2 stops18h 05m

$1,074

Chicago MidwayBelfast City

MDW - BHD

MDWBHD

Chicago Midway

lun. 12/23

2 stops17h 47m

Belfast City

lun. 12/30

2 stops15h 54m

$1,472

Flights are sorted by cheapest first

Deals found on 10/10

Best time to book a flight from Chicago to Belfast

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

Travel insights for flights from Chicago to Belfast

Get recent, data-driven insights about flights from Chicago to Belfast including ideal travel times, pricing trends, and more.

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

Find hourly flight availability from Chicago to Belfast. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 10, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 12% on flights from Chicago to Belfast by exploring options for tickets in the morning.

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 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 when rainfall is around 2.0 in.

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 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

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 octubre 10, 2024.
Delta
8.0
Very good
8,963 reviews

Food

7.4

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Delta
8.0
Very good
8,963 reviews
Delta
8.0
Very good
8,963 reviews

Food

7.4

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

American Airlines
7.3
Good
10,000 reviews
Delta
8.0
Very good
8,963 reviews

Food

7.4

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Aer Lingus
7.1
Good
1,103 reviews
Delta
8.0
Very good
8,963 reviews

Food

7.4

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

British Airways
6.7
Okay
6,834 reviews
Delta
8.0
Very good
8,963 reviews

Food

7.4

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.0

Crew

8.6

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago to Belfast for under $800 on Cheapflights?

    Yes, there are multiple flights from Chicago to Belfast for under $800. The cheapest flight booked recently is on Multiple Airlines for just $779, but on average you can expect to pay $1,009.

  • Are there last-minute flights available from Chicago to Belfast for under $1,100?

    There are currently 2+ open flights from Chicago to Belfast within the next 7 days for less than $1,100.

  • What are the cheapest airlines flying from Chicago to Belfast round-trip?

    Aer Lingus, at $851, was found to be the cheapest airline from Chicago to Belfast.Alternate airlines to your destination round-trip include British Airways and American Airlines.

  • What are the cheapest airlines to fly from Chicago to Belfast one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $376. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Chicago to Belfast for a low price.

  • What does ORD to BFS mean?

    ORD stands for Chicago O'Hare Intl Airport, while BFS stands for Belfast Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Belfast City Airport (BHD), Glasgow Prestwick Airport (PIK), Londonderry Eglinton Airport (LDY), Isle of Islay Glenegedale Airport (ILY), Campbeltown Machrihanish Airport (CAL) are some additional IATA codes for airports related to your trip.

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

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

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

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

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

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

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

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

    Many airlines flying from Chicago 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 Chicago to Belfast?

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

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

  • What is the cheapest month to book a flight from Chicago to Belfast?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Belfast (average of $641). Flying from Chicago to Belfast in June is currently the most expensive (average of $1,175). 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

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

O'Hare Intl to Belfast City flights
Midway to Belfast City flights
St. Louis to Belfast City flights

Top 2 airlines flying from Chicago to Belfast

Discover the top 2 airlines that operate flights from Chicago to Belfast. 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 2,713,696 searches. Data last updated octubre 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$602Average$766FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$610Average$782FlexibilityNo cancel feeOn-time71%
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