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Cheap flights from Baltimore to Belfast from $429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Belfast departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Baltimore to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:20 pm - 7:20 pm
BWI
-
BFS
15h 00m
2 stops
Multiple Airlines Logo
8:20 am - 7:25 pm
BFS
-
BWI
16h 05m
2 stops
$868Multiple Airlines
Thu, May 14 - Thu, May 21
Multiple Airlines Logo
8:30 pm - 8:40 pm
BWI
-
BFS
19h 10m
2 stops
Multiple Airlines Logo
9:40 am - 7:25 pm
BFS
-
BWI
14h 45m
2 stops
$985Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
11:20 pm - 4:20 pm
BWI
-
BFS
12h 00m
2 stops
Multiple Airlines Logo
9:55 pm - 7:25 pm
BFS
-
BWI
26h 30m
3 stops
$1,004Multiple Airlines
Tue, Jun 2 - Mon, Jun 8
Multiple Airlines Logo
8:30 pm - 3:55 pm
BWI
-
BFS
14h 25m
2 stops
Multiple Airlines Logo
8:15 pm - 7:25 pm
BFS
-
BWI
28h 10m
3 stops
$1,017Multiple Airlines
Wed, May 27 - Wed, Jun 3
Multiple Airlines Logo
8:30 pm - 8:55 pm
BWI
-
BFS
19h 25m
2 stops
Multiple Airlines Logo
6:15 am - 10:15 pm
BFS
-
BWI
21h 00m
2 stops
$1,018Multiple Airlines
Tue, May 26 - Tue, Jun 2
Multiple Airlines Logo
8:30 pm - 10:20 pm
BWI
-
BFS
20h 50m
3 stops
Multiple Airlines Logo
7:30 am - 7:25 pm
BFS
-
BWI
40h 55m
3 stops
$1,026Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
Multiple Airlines Logo
8:30 pm - 8:15 pm
BWI
-
BFS
18h 45m
2 stops
Multiple Airlines Logo
6:20 am - 10:15 pm
BFS
-
BWI
20h 55m
2 stops
$1,056Multiple Airlines
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
8:30 pm - 9:45 pm
BWI
-
BFS
20h 15m
2 stops
Multiple Airlines Logo
7:30 am - 10:15 pm
BFS
-
BWI
43h 45m
3 stops
$1,057Multiple Airlines
Wed, Aug 5 - Wed, Aug 19
Multiple Airlines Logo
8:30 pm - 5:05 pm
BWI
-
BFS
15h 35m
2 stops
Multiple Airlines Logo
7:35 am - 7:25 pm
BFS
-
BWI
16h 50m
2 stops
$1,067Multiple Airlines
Wed, May 27 - Wed, Jun 3
Multiple Airlines Logo
8:30 pm - 7:30 pm
BWI
-
BFS
18h 00m
2 stops
Multiple Airlines Logo
10:40 pm - 7:25 pm
BFS
-
BWI
25h 45m
3 stops
$1,068Multiple Airlines
Thu, May 28 - Thu, Jun 4

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Belfast Intl Airport 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, momondo users made 832,500 searches. Data last updated April 16, 2026.
Use the filters below to find and compare flights from Baltimore to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Thu 5/14

11:20 pm-7:20 pm

2 stops15h 00m

Belfast Intl

Thu 5/21

8:20 am-7:25 pm

2 stops16h 05m

$868

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Mon 4/27

8:30 pm-8:40 pm

2 stops19h 10m

Belfast Intl

Fri 5/1

9:40 am-7:25 pm

2 stops14h 45m

$985

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Tue 6/2

11:20 pm-4:20 pm

2 stops12h 00m

Belfast Intl

Mon 6/8

9:55 pm-7:25 pm

3 stops26h 30m

$1,004

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Wed 5/27

8:30 pm-3:55 pm

2 stops14h 25m

Belfast Intl

Wed 6/3

8:15 pm-7:25 pm

3 stops28h 10m

$1,017

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Tue 5/26

8:30 pm-8:55 pm

2 stops19h 25m

Belfast Intl

Tue 6/2

6:15 am-10:15 pm

2 stops21h 00m

$1,018

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Wed 8/5

8:30 pm-10:20 pm

3 stops20h 50m

Belfast Intl

Wed 8/19

7:30 am-7:25 pm

3 stops40h 55m

$1,026

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Sat 5/2

8:30 pm-8:15 pm

2 stops18h 45m

Belfast Intl

Sat 5/9

6:20 am-10:15 pm

2 stops20h 55m

$1,056

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Wed 8/5

8:30 pm-9:45 pm

2 stops20h 15m

Belfast Intl

Wed 8/19

7:30 am-10:15 pm

3 stops43h 45m

$1,057

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Wed 5/27

8:30 pm-5:05 pm

2 stops15h 35m

Belfast Intl

Wed 6/3

7:35 am-7:25 pm

2 stops16h 50m

$1,067

BaltimoreBelfast

BWI - BFS

BWIBFS

Baltimore/Washington

Thu 5/28

8:30 pm-7:30 pm

2 stops18h 00m

Belfast Intl

Thu 6/4

10:40 pm-7:25 pm

3 stops25h 45m

$1,068

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

When to book flights from Baltimore to Belfast Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Belfast Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Belfast Intl Airport (BWI to BFS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Belfast Intl Airport

Fastest flight time

12h 00m

Direct flights

None
The fastest flight from Baltimore to Belfast Intl Airport takes 12h 00m
There are no direct flights from Baltimore to Belfast Intl Airport. There are no popular flight routes from Baltimore to Belfast Intl Airport.
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Frequently asked questions about flying from Baltimore to Belfast Intl Airport

  • How far is Baltimore/Washington to Belfast Intl by plane?

    The straight-line distance from Baltimore/Washington to Belfast Intl is 3326.8 mi. Typically, this will take 12h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Belfast Intl Airport?

    Prices for flights from Baltimore/Washington Airport to Belfast Intl Airport were last updated today.

  • How old do you have to be to fly from Baltimore/Washington Airport to Belfast Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Baltimore/Washington Airport to Belfast Intl Airport.

  • What documentation or ID do you need to fly to Belfast Intl Airport?

    The necessary travel and health documents for your Belfast Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Baltimore to Belfast Intl Airport

  • How do I get Price Alerts for flights from Baltimore to Belfast Intl Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Baltimore from Belfast Intl Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Baltimore to Belfast Intl Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near Belfast?

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

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to Belfast. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Baltimore to Belfast with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Belfast from Baltimore with this policy.

How can momondo help me find flights from Baltimore to Belfast?

momondo helps you find the best flight between Baltimore and Belfast by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Baltimore to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Baltimore to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

An easier way to manage your Belfast Intl Airport trip

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