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Cheap flights from Maryland to Belfast Intl Airport from £243

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — BFS
21 Nov — 28 Nov1
1 adult
1 adult, Economy

Find flight deals from Maryland to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest flights from Maryland to Belfast Intl
Explore the most affordable flight options available from Maryland to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 October 2025.

Wed 19/1109:00IAD - BFS
3 stops23h 35mMultiple Airlines
Wed 26/1106:00BFS - IAD
2 stops19h 05mMultiple Airlines
Deal found 20/10£478
Wed 3/1219:40IAD - BFS
2 stops17h 15mMultiple Airlines
Wed 10/1206:30BFS - IAD
2 stops17h 00mMultiple Airlines
Deal found 20/10£482
Thu 4/1219:40IAD - BFS
2 stops21h 40mMultiple Airlines
Thu 11/1206:30BFS - IAD
2 stops17h 00mMultiple Airlines
Deal found 20/10£485
Fri 5/1219:40IAD - BFS
2 stops14h 30mMultiple Airlines
Mon 8/1208:30BFS - IAD
2 stops15h 00mMultiple Airlines
Deal found 21/10£510
Sat 6/1219:40BWI - BFS
2 stops22h 00mMultiple Airlines
Sat 13/1206:00BFS - BWI
2 stops17h 40mMultiple Airlines
Deal found 22/10£534
Tue 18/1118:35PHL - BFS
1 stop17h 25mMultiple Airlines
Tue 25/1106:00BFS - PHL
1 stop15h 15mMultiple Airlines
Deal found 21/10£563
Sat 6/1217:05IAD - BFS
2 stops14h 35mMultiple Airlines
Sat 13/1221:05BFS - IAD
2 stops27h 25mMultiple Airlines
Deal found 21/10£635
Sat 6/1211:05DCA - BFS
2 stops27h 50mMultiple Airlines
Sat 13/1209:40BFS - DCA
2 stops17h 16mMultiple Airlines
Deal found 21/10£645
Wed 26/1109:20PHL - BFS
3 stops31h 35mMultiple Airlines
Sun 30/1117:15BFS - PHL
3 stops26h 32mMultiple Airlines
Deal found 20/10£717
Sat 6/1209:20PHL - BFS
3 stops30h 55mMultiple Airlines
Sat 13/1207:55BFS - PHL
3 stops19h 51mMultiple Airlines
Deal found 22/10£827
Fri 5/1215:30PHL - BFS
3 stops18h 40mMultiple Airlines
Fri 12/1206:30BFS - PHL
3 stops38h 30mMultiple Airlines
Deal found 21/10£902
Mon 17/1113:57PHL - BFS
2 stops26h 13mMultiple Airlines
Sat 22/1122:25BFS - PHL
3 stops29h 21mMultiple Airlines
Deal found 22/10£920

Cheap flight deals from Maryland to Belfast Intl

Keep the following information in mind while searching for Maryland to Belfast Intl flight deals. Data was last updated 22 October 2025.

Round-trip from

£478

One-way from

£243

Popular in

June

Cheapest in

February
19/11-26/11
  • 19/11-26/11
  • 5 total stops
  • 42h 40m total
  • Maryland to Belfast
Search Deals
1/3
  • 1/3
  • 2 total stops
  • 39h 44m total
  • Maryland to Belfast
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£103 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£26 potential savings vs. average return price).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Maryland 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 858,174 searches. Data last updated 22 October 2025.
Use the filters below to find and compare flights from Maryland to Belfast Intl Airport that are best for you.

Fly from

Maryland

Fly to

Belfast Intl

Route

Depart

Return

Price

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Fri 5/12

19:40-15:10

2 stops14h 30m

Belfast Intl

Mon 8/12

08:30-18:30

2 stops15h 00m

£510

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Sat 6/12

19:40-22:40

2 stops22h 00m

Belfast Intl

Sat 13/12

06:00-18:40

2 stops17h 40m

£534

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sun 23/11

22:30-18:55

2 stops15h 25m

Belfast Intl

Sat 6/12

08:30-21:00

3 stops41h 30m

£544

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 6/12

19:40-21:15

2 stops20h 35m

Belfast Intl

Sat 13/12

06:55-18:30

2 stops16h 35m

£557

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Sat 4/4

22:35-20:40

2 stops17h 05m

Belfast Intl

Sat 11/4

07:40-20:35

3 stops41h 55m

£562

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Tue 18/11

18:35-17:00

1 stop17h 25m

Belfast Intl

Tue 25/11

06:00-16:15

1 stop15h 15m

£563

Washington, D.C.Belfast

DCA - BFS

DCABFS

Washington, D.C. Reagan-National

Sat 6/12

11:05-19:55

2 stops27h 50m

Belfast Intl

Sat 13/12

09:40-21:56

2 stops17h 16m

£645

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Sun 11/1

05:15-13:50

3 stops27h 35m

Belfast Intl

Fri 16/1

21:20-22:56

3 stops30h 36m

£670

PhiladelphiaBelfast

PHL - BFS

PHLBFS

Philadelphia

Wed 26/11

09:20-21:55

3 stops31h 35m

Belfast Intl

Sun 30/11

17:15-14:47

3 stops26h 32m

£717

Washington, D.C.Belfast

IAD - BFS

IADBFS

Washington, D.C. Dulles Intl

Thu 20/11

20:30-22:20

2 stops20h 50m

Belfast Intl

Thu 27/11

14:25-16:40

2 stops31h 15m

£759

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 22 results
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Best time to book a flight from Maryland to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Maryland 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 Maryland to Belfast Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

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

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

    The most popular route from Maryland to Belfast Intl Airport is Washington, D.C. Dulles Intl - Belfast Intl. You may also consider Baltimore/Washington - Belfast Intl or Philadelphia - Belfast Intl.

  • Can I find deals for flights from Maryland to Belfast Intl that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Maryland 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.

See more FAQs

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

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Alternative routes for Maryland to Belfast Intl

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

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How does Cheapflights help users find flights from Maryland to Belfast Intl?

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

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

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

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

Can Cheapflights notify me if prices for flights from Maryland 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 Maryland today and book when prices fit your budget.

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