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

Our cheapest airline available from Baltimore to Belfast is British Airways. Our recent data shows that you can find tickets from as low as £497 on this airline. Additional options worth looking into are Delta and KLM, starting at £532 and £740 round-trip.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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

August can be a great time to fly to Belfast from Baltimore with a flight ticket averaging about £555. Cheapflights users have found deals in the month of August for as cheap as £430. The most expensive prices can be found in the month of June.

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

When flying from Baltimore 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.

What airport do you fly from for flights from Baltimore to Belfast?

For a flight from Baltimore to Belfast, you will be flying from Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city. Baltimore/Washington is the only Baltimore airport and it handles 0 outbound flights to Belfast per day. 0 airlines have flights to Belfast from Baltimore/Washington on a regular basis.

Can I find deals for flights from Baltimore to Belfast that include hotel bookings?

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

How can I find direct flights from Baltimore to Belfast?

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

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

Yes. Cheapflights offers flight deals from Baltimore 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.

£215+ Flights from Baltimore to Belfast

Cheap flight deals from Baltimore to Belfast

Round-trip from	£474
One-way from	£215
Popular in	June
Cheapest in	August
Average price	£753

12/10-19/10
4 total stops
47h 30m total
Baltimore to Belfast

Search Deals

8/9
2 total stops
39h 41m total
Baltimore to Belfast

Search Deals

Highest demand for flights based on searches. 22% potential increase in price (£118 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Baltimore to Belfast

Cheapest flights from Baltimore to Belfast
Explore the most affordable flight options available from Baltimore to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Sun 12/1018:50BWI - BFS

2 stops23h 30mMultiple Airlines

Sun 19/1022:40BFS - BWI

2 stops24h 00mMultiple Airlines

Deal found 9/7£474

Sat 6/917:56BWI - BHD

2 stops18h 19mBritish Airways

Sat 20/1206:35BHD - BWI

2 stops15h 58mBritish Airways

Deal found 9/7£497

Sat 9/819:42BWI - BHD

2 stops16h 13mDelta

Mon 8/906:30BHD - BWI

2 stops21h 47mDelta

Deal found 10/7£532

Sun 12/1020:30BWI - BHD

2 stops18h 55mMultiple Airlines

Sun 19/1007:05BHD - BWI

3 stops33h 15mMultiple Airlines

Deal found 9/7£670

Tue 15/718:25BWI - BHD

2 stops21h 40mKLM

Tue 22/706:30BHD - BWI

2 stops20h 34mKLM

Deal found 8/7£717

Sun 2/1120:35BWI - BHD

1 stop11h 40mAmerican Airlines

Thu 6/1111:05BHD - BWI

2 stops15h 32mAmerican Airlines

Deal found 9/7£839

Sat 2/821:20BWI - BHD

1 stop16h 55mAer Lingus

Sat 9/809:35BHD - BWI

1 stop15h 00mAer Lingus

Deal found 9/7£1,124

Mon 28/721:20BWI - BHD

1 stop32h 15mFinnair

Mon 4/819:30BHD - BWI

1 stop29h 05mFinnair

Deal found 9/7£1,342

Best flights from Baltimore to Belfast
Discover carefully curated flight deals from Baltimore to Belfast that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 July 2025.

Sun 12/1018:50BWI - BFS

2 stops23h 30mMultiple Airlines

Sun 19/1022:40BFS - BWI

2 stops24h 00mMultiple Airlines

Deal found 9/7£474

Sat 6/917:56BWI - BHD

2 stops18h 19mBritish Airways

Sat 20/1206:35BHD - BWI

2 stops15h 58mBritish Airways

Deal found 9/7£497

Sat 9/819:42BWI - BHD

2 stops16h 13mDelta

Mon 8/906:30BHD - BWI

2 stops21h 47mDelta

Deal found 10/7£532

Thu 24/718:25BWI - BHD

2 stops21h 40mKLM

Thu 31/706:30BHD - BWI

2 stops20h 34mKLM

Deal found 9/7£740

Sun 2/1120:35BWI - BHD

1 stop11h 40mAmerican Airlines

Thu 6/1111:05BHD - BWI

2 stops15h 32mAmerican Airlines

Deal found 9/7£839

Sat 2/821:20BWI - BHD

1 stop16h 55mAer Lingus

Sat 9/809:35BHD - BWI

1 stop15h 00mAer Lingus

Deal found 9/7£1,124

Sun 12/1020:30BWI - BHD

2 stops18h 55mMultiple Airlines

Sun 19/1007:05BHD - BWI

3 stops33h 15mMultiple Airlines

Deal found 9/7£670

Mon 28/721:20BWI - BHD

1 stop32h 15mFinnair

Mon 4/819:30BHD - BWI

1 stop29h 05mFinnair

Deal found 9/7£1,342

Last-minute flights from Baltimore to Belfast
Discover last-minute flight deals from Baltimore to Belfast. Data last updated 11 July 2025 and is based on user searches.

Tue 15/718:25BWI - BHD

2 stops21h 40mKLM

Tue 22/706:30BHD - BWI

2 stops20h 34mKLM

Deal found 8/7£717

Sun 20/712:13BWI - BHD

2 stops19h 52mBritish Airways

Mon 28/718:30BHD - BWI

2 stops32h 45mBritish Airways

Deal found 10/7£6,661

Mon 28/721:20BWI - BHD

1 stop32h 15mFinnair

Mon 4/819:30BHD - BWI

1 stop29h 05mFinnair

Deal found 9/7£1,342

Sat 2/821:20BWI - BHD

1 stop16h 55mAer Lingus

Sat 9/809:35BHD - BWI

1 stop15h 00mAer Lingus

Deal found 9/7£1,124

Sat 2/821:20BWI - BHD

1 stop12h 45mAmerican Airlines

Sat 9/807:05BHD - BWI

2 stops16h 25mAmerican Airlines

Deal found 9/7£1,259

Sat 9/819:42BWI - BHD

2 stops16h 13mDelta

Mon 8/906:30BHD - BWI

2 stops21h 47mDelta

Deal found 10/7£532

Sat 9/821:20BWI - BHD

1 stop31h 00mBritish Airways

Mon 8/913:50BHD - BWI

1 stop10h 45mBritish Airways

Deal found 10/7£619

Sat 9/821:20BWI - BHD

1 stop13h 35mMultiple Airlines

Mon 8/907:05BHD - BWI

2 stops34h 59mMultiple Airlines

Deal found 10/7£739

Sat 23/818:50BWI - BFS

3 stops22h 40mMultiple Airlines

Sat 30/806:55BFS - BWI

2 stops15h 45mMultiple Airlines

Deal found 9/7£584

One-way flights from Baltimore to Belfast
Search for one-way flight options from Baltimore to Belfast. Find affordable one-way fares based on user searches. Data last updated 11 July 2025.

Mon 8/911:54BWI - BHD

2 stops39h 41mMultiple Airlines

Deal found 10/7£215

Fri 15/821:57BWI - BFS

2 stops52h 48mMultiple Airlines

Deal found 9/7£282

Mon 8/921:20BWI - BHD

1 stop13h 20mAer Lingus

Deal found 10/7£363

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Sun 12/10

18:50-23:20

2 stops23h 30m

Belfast Intl

Sun 19/10

22:40-17:40

2 stops24h 00m

£474

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sat 6/9

17:56-17:15

2 stops18h 19m

Belfast City

Sat 20/12

06:35-17:33

2 stops15h 58m

£497

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sat 9/8

19:42-16:55

2 stops16h 13m

Belfast City

Mon 8/9

06:30-23:17

2 stops21h 47m

£532

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sun 12/10

20:30-20:25

2 stops18h 55m

Belfast City

Sun 19/10

07:05-11:20

3 stops33h 15m

£670

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Thu 24/7

18:25-21:05

2 stops21h 40m

Belfast City

Thu 31/7

06:30-22:04

2 stops20h 34m

£740

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sun 2/11

20:35-13:15

1 stop11h 40m

Belfast City

Thu 6/11

11:05-21:37

2 stops15h 32m

£839

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Sat 2/8

21:20-19:15

1 stop16h 55m

Belfast City

Sat 9/8

09:35-19:35

1 stop15h 00m

£1,124

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Mon 28/7

21:20-10:35

1 stop32h 15m

Belfast City

Mon 4/8

19:30-19:35

1 stop29h 05m

£1,342

BaltimoreBelfast

BWI - BHD

BWIBHD

Baltimore/Washington

Mon 8/9

11:54-08:35

2 stops39h 41m

£215

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Fri 15/8

21:57-07:45

2 stops52h 48m

£282

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 11 results

Best time to book a flight from Baltimore to Belfast

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

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Belfast

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

Currently, January is the cheapest month in which you can book a flight from Baltimore to Belfast (average of £67). Flying from Baltimore to Belfast in July is currently the most expensive (average of £90). 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.

Reviews of airlines servicing Belfast

Read through reviews of airlines operating flights from Baltimore to Belfast, such as Delta, KLM, andFinnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very Good

7,951 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,372 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,312 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Aer Lingus

7.1

Good

1,154 reviews

Delta

8.0

Very Good

7,951 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Baltimore to Belfast?
For a flight from Baltimore to Belfast, you will be flying from Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city. Baltimore/Washington is the only Baltimore airport and it handles 0 outbound flights to Belfast per day. 0 airlines have flights to Belfast from Baltimore/Washington on a regular basis.
What are the cheapest airlines flying from Baltimore to Belfast round-trip?
Our cheapest airline available from Baltimore to Belfast is British Airways. Our recent data shows that you can find tickets from as low as £497 on this airline. Additional options worth looking into are Delta and KLM, starting at £532 and £740 round-trip.
Can I find deals for flights from Baltimore to Belfast that include hotel bookings?
Yes. In addition to deals on Baltimore to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Baltimore to Belfast?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to Belfast.
Can I find deals for business class flights from Baltimore to Belfast?
Yes. Cheapflights offers flight deals from Baltimore 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.
What is the cheapest month to book a flight from Baltimore to Belfast?
Currently, January is the cheapest month in which you can book a flight from Baltimore to Belfast (average of £67). Flying from Baltimore to Belfast in July is currently the most expensive (average of £90). 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

Alternative routes for Baltimore to Belfast

Philadelphia to Belfast City flights

Fly with Cheapflights

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

When you search for this flight from Baltimore to Belfast, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights helps you find that perfect flight to Belfast from Baltimore 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 Baltimore to Belfast with no change fees?

Yes, we can. To see specific flights from Baltimore to Belfast with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Not ready to book yet? You can track prices for flights from Baltimore to Belfast on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Baltimore to Belfast from £215

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Baltimore to Belfast

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Belfast

Cheapest flights from Baltimore to BelfastExplore the most affordable flight options available from Baltimore to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Baltimore to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to Belfast that are best for you.

Best time to book a flight from Baltimore to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Baltimore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Belfast

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

Reviews of airlines servicing Belfast

Read through reviews of airlines operating flights from Baltimore to Belfast, such as Delta, KLM, andFinnair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Baltimore to Belfast?

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

Can I find deals for flights from Baltimore to Belfast that include hotel bookings?

How can I find direct flights from Baltimore to Belfast?

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

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

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 Baltimore to Belfast

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

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 Baltimore to Belfast?

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Baltimore to Belfast
Explore the most affordable flight options available from Baltimore to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.