$252 Cheap Flights from Baltimore (BWI) to Dublin (DUB)

View $252 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Dublin Airport (DUB)

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Cheap Flights from Baltimore to Dublin (BWI-DUB)

Prices were available within the past 7 days and start at $252 for one-way flights and $371 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fly Play
Tue, Sep 9 - Mon, Sep 22
BWI
Baltimore
DUB
Dublin
$371 Roundtrip, found 1 day ago
$371
Roundtrip
found 1 day ago
Select Fly Play flight, departing Tue, Sep 9 from Baltimore to Dublin, returning Mon, Sep 22, priced at $371 found 1 day ago
Fly Play
Fri, Aug 22 - Fri, Sep 5
BWI
Baltimore
DUB
Dublin
$372 Roundtrip, just found
$372
Roundtrip
just found
Select Fly Play flight, departing Fri, Aug 22 from Baltimore to Dublin, returning Fri, Sep 5, priced at $372 just found
Fly Play
Fri, Sep 26 - Sat, Sep 27
BWI
Baltimore
DUB
Dublin
$372 Roundtrip, found 1 day ago
$372
Roundtrip
found 1 day ago
Select Fly Play flight, departing Fri, Sep 26 from Baltimore to Dublin, returning Sat, Sep 27, priced at $372 found 1 day ago
Fly Play
Tue, Aug 26 - Sun, Sep 7
BWI
Baltimore
DUB
Dublin
$374 Roundtrip, found 2 days ago
$374
Roundtrip
found 2 days ago
Select Fly Play flight, departing Tue, Aug 26 from Baltimore to Dublin, returning Sun, Sep 7, priced at $374 found 2 days ago
Fly Play
Fri, Sep 12 - Mon, Sep 22
BWI
Baltimore
DUB
Dublin
$379 Roundtrip, found 2 hours ago
$379
Roundtrip
found 2 hours ago
Select Fly Play flight, departing Fri, Sep 12 from Baltimore to Dublin, returning Mon, Sep 22, priced at $379 found 2 hours ago
Fly Play
Sun, Sep 7 - Fri, Sep 12
BWI
Baltimore
DUB
Dublin
$384 Roundtrip, found 6 hours ago
$384
Roundtrip
found 6 hours ago
Select Fly Play flight, departing Sun, Sep 7 from Baltimore to Dublin, returning Fri, Sep 12, priced at $384 found 6 hours ago
American Airlines
Mon, Aug 11 - Wed, Aug 20
BWI
Baltimore
DUB
Dublin
$481 Roundtrip, found 1 hour ago
$481
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Mon, Aug 11 from Baltimore to Dublin, returning Wed, Aug 20, priced at $481 found 1 hour ago
United
Tue, Nov 18 - Tue, Nov 25
BWI
Baltimore
DUB
Dublin
$483 Roundtrip, found 1 day ago
$483
Roundtrip
found 1 day ago
Select United flight, departing Tue, Nov 18 from Baltimore to Dublin, returning Tue, Nov 25, priced at $483 found 1 day ago
British Airways
Tue, Nov 4 - Mon, Nov 10
BWI
Baltimore
DUB
Dublin
$484 Roundtrip, found 1 day ago
$484
Roundtrip
found 1 day ago
Select British Airways flight, departing Tue, Nov 4 from Baltimore to Dublin, returning Mon, Nov 10, priced at $484 found 1 day ago
Delta
Mon, Aug 11 - Wed, Aug 20
BWI
Baltimore
DUB
Dublin
$488 Roundtrip, found 1 hour ago
$488
Roundtrip
found 1 hour ago
Select Delta flight, departing Mon, Aug 11 from Baltimore to Dublin, returning Wed, Aug 20, priced at $488 found 1 hour ago

Find the cheapest month to fly from Baltimore (BWI) to Dublin (DUB)

February is typically the cheapest month to fly

From $265 - $815 per traveler.

Graph displaying average flight prices per month

Flights from Baltimore (BWI) to Dublin (DUB)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Dublin
Airlines serving
Aer Lingus, Air France, American Airlines, British Airways, Delta, Fly Play, Iberia, Icelandair, KLM, Scandinavian Airlines, United, World Ticket Ltd
Roundtrip price
$370
Distance
3353 mi

Baltimore to Dublin Flights

The cheapest times to fly from Baltimore to Dublin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Dublin are during the month of September. You can find some of the cheapest flights from Baltimore to Dublin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Dublin

Sunday is one of the best days to book for cheap flights from Baltimore to Dublin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Dublin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $252 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Dublin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Dublin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB) cost?
Discover the latest flight deals from BWI to DUB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BWI to DUB?
The cheapest flights from BWI to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BWI to DUB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BWI to DUB. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB)?
You'll need to catch a flight with a layover if you're traveling from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from BWI to DUB?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB)?
To touch down at Dublin Airport (DUB) without delays, book a flight that takes off from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB) last-minute?
Waiting until right before your break to book your flight from BWI to DUB often results in higher prices. While you may come across some last-minute discounts, there's no guarantee. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a BWI to DUB flight and hotel package?
Opting for a BWI to DUB flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Select from our wide range of stays and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Dublin Airport (DUB)?
In most cases, you can reschedule or cancel your BWI to DUB flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need more information, head to our Customer Service portal.

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*Available to One Key members.