$284 Cheap TAP Portugal flights Boston (BOS) to Dublin (DUB)

View $284 flight on Fri, Oct 17, 2025Opens in a new window

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$284 Cheap TAP Portugal flights Boston (BOS) to Dublin (DUB)

Prices were available within the past 7 days and start at $284 for one-way flights and $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sun, Mar 15 - Sun, Mar 22
BOS
Boston
DUB
Dublin
$428 Roundtrip, just found
$428
Roundtrip
just found
Select TAP Portugal flight, departing Sun, Mar 15 from Boston to Dublin, returning Sun, Mar 22, priced at $428 just found

Frequently asked questions

How much is a TAP Portugal flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
Finding cheap one-way TAP Portugal flights from BOS to DUB from $284 on Expedia is easy — just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $428 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to DUB with TAP Portugal?
TAP Portugal flights to Dublin are usually cheaper in the low-season months of January and February. Whether you need a return or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to Dublin Airport (DUB) with TAP Portugal?
To grab affordable flights from BOS to DUB with TAP Portugal, start your search about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does TAP Portugal fly nonstop from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
Select our "Nonstop" filter when searching for direct TAP Portugal flights from BOS to DUB. It's also an easy way to compare other airlines servicing the same nonstop journey.
What is the earliest TAP Portugal flight from BOS to DUB?
To find the earliest departure from BOS to DUB with TAP Portugal, sort your results by "Morning" and "Early Morning." Booking an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does TAP Portugal fly into in Dublin?
Board a TAP Portugal flight from Logan Intl. Airport (BOS) to Dublin, and you're most likely to touch down at Dublin Airport (DUB). This is the airline's main hub in this city.
What kind of luggage can I take on a TAP Portugal flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
On a standard economy flight with TAP Portugal from BOS to DUB, passengers can bring 2 checked-in bags up to 50 lb with dimensions not exceeding 62 inches in total. For carry-on, you're allowed 1 cabin bag weighing up to 17 lb and measuring no more than 45 inches. Size and weight restrictions may vary depending on your airfare type and cabin class. To make sure you won't face extra fees at the airport, double-check your TAP Portugal booking or visit the airline's website before you start packing.
Can I change or cancel my TAP Portugal flight from Logan Intl. Airport (BOS) to Dublin Airport (DUB)?
Changes are generally free within 24 hours of making a booking, but your airline may charge you after that time. For more details about altering your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to make changes without being charged, check the "No cancel fee" or "Changes included" filter when organizing your trip.

Travel information

Travel information

Origin airport
Logan Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Aer Lingus
Distance
2985 mi
Average flight time
11 hours 6 mins

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