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Cheap flights from Ireland to Boston from $355

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Boston departing on 2/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Boston

Recent round-trip flight deals from Ireland to Boston

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
10:45 am - 8:45 pmDUB-BOS
15h 00m1 stop
TAP AIR PORTUGAL Logo
10:45 pm - 12:05 amBOS-DUB
20h 20m1 stop
$391TAP AIR PORTUGAL
Find Deal
Wed, Apr 22 - Wed, May 6
TAP AIR PORTUGAL Logo
11:10 am - 8:10 pmDUB-BOS
14h 00m1 stop
TAP AIR PORTUGAL Logo
10:45 pm - 11:20 pmBOS-DUB
19h 35m1 stop
$393TAP AIR PORTUGAL
Find Deal
Fri, Nov 21 - Fri, Nov 28
Icelandair Logo
11:30 am - 5:50 pmDUB-BOS
11h 20m1 stop
Icelandair Logo
7:50 pm - 10:15 amBOS-DUB
9h 25m1 stop
$395Icelandair
Find Deal
Wed, Nov 26 - Tue, Dec 2
Aer Lingus Logo
11:40 am - 1:55 pmDUB-BOS
7h 15mnonstop
Aer Lingus Logo
5:10 pm - 4:15 amBOS-DUB
6h 05mnonstop
$398Aer Lingus
Find Deal
Fri, Nov 14 - Sun, Nov 23
Aer Lingus Logo
11:40 am - 1:55 pmDUB-BOS
7h 15mnonstop
Aer Lingus Logo
5:10 pm - 4:15 amBOS-DUB
6h 05mnonstop
$399Aer Lingus
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
6:00 am - 1:40 pmDUB-BOS
12h 40m1 stop
Delta Logo
9:59 am - 7:50 amBOS-DUB
16h 51m2 stops
$430Delta
Find Deal
Sat, Nov 15 - Mon, Nov 24
Delta Logo
6:00 am - 1:40 pmDUB-BOS
12h 40m1 stop
Delta Logo
11:15 pm - 9:20 amBOS-DUB
6h 05mnonstop
$433Delta
Find Deal
Sat, Feb 28 - Wed, Mar 11
Air France Logo
11:30 am - 1:40 pmDUB-BOS
7h 10mnonstop
Air France Logo
8:25 pm - 3:45 pmBOS-DUB
14h 20m1 stop
$434Air France
Find Deal
Mon, Nov 24 - Mon, Dec 1
KLM Logo
6:00 am - 1:20 pmORK-BOS
12h 20m1 stop
KLM Logo
7:10 pm - 11:25 pmBOS-ORK
23h 15m1 stop
$529KLM
Find Deal
Thu, Nov 27 - Thu, Dec 4
KLM Logo
6:00 am - 6:22 pmORK-BOS
17h 22m2 stops
KLM Logo
7:10 pm - 11:25 pmBOS-ORK
23h 15m1 stop
$540KLM
Find Deal
Thu, Nov 27 - Thu, Dec 4

Aer Lingus flights from Ireland to Boston

Our best Aer Lingus deals on Ireland to Boston flight tickets
Aer Lingus
Nov 14
DUB11:40 amDublin
7h 15m
BOS1:55 pmBoston Logan Intl
Nov 23
BOS5:10 pmBoston Logan Intl
6h 05m
DUB4:15 amDublin
$398
Find similar
Aer Lingus
Nov 12
DUB11:40 amDublin
7h 15m
BOS1:55 pmBoston Logan Intl
Nov 16
BOS5:10 pmBoston Logan Intl
6h 05m
DUB4:15 amDublin
$399
Find similar
Aer Lingus
Dec 28
DUB11:40 amDublin
7h 10m
BOS1:50 pmBoston Logan Intl
Jan 1
BOS9:20 pmBoston Logan Intl
6h 00m
DUB8:20 amDublin
$400
Find similar

Lufthansa flights from Ireland to Boston

Our best Lufthansa deals on Ireland to Boston flight tickets
Lufthansa
Nov 25
DUB5:00 amDublin
13h 25m
1 stop
BOS1:25 pmBoston Logan Intl
Dec 5
BOS7:07 pmBoston Logan Intl
10h 13m
1 stop
DUB10:20 amDublin
$404
Find similar
Lufthansa
Nov 14
DUB5:10 amDublin
13h 15m
1 stop
BOS1:25 pmBoston Logan Intl
Nov 23
BOS2:21 pmBoston Logan Intl
14h 59m
1 stop
DUB10:20 amDublin
$405
Find similar
Lufthansa
Feb 27
DUB5:10 amDublin
13h 25m
1 stop
BOS1:35 pmBoston Logan Intl
Mar 11
BOS5:25 pmBoston Logan Intl
11h 10m
1 stop
DUB8:35 amDublin
$427
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ireland to Boston 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 October 30, 2025.
Use the filters below to find and compare flights from Ireland to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 4/22

10:45 am-8:45 pm

1 stop15h 00m

Boston Logan Intl

Wed 5/6

10:45 pm-12:05 am

1 stop20h 20m

$391

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 11/21

11:10 am-8:10 pm

1 stop14h 00m

Boston Logan Intl

Fri 11/28

10:45 pm-11:20 pm

1 stop19h 35m

$393

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 11/26

11:30 am-5:50 pm

1 stop11h 20m

Boston Logan Intl

Tue 12/2

7:50 pm-10:15 am

1 stop9h 25m

$395

DublinBoston

DUB - BOS

DUBBOS

Dublin

Fri 11/14

11:40 am-1:55 pm

Nonstop7h 15m

Boston Logan Intl

Sun 11/23

5:10 pm-4:15 am

Nonstop6h 05m

$398

DublinBoston

DUB - BOS

DUBBOS

Dublin

Wed 11/12

11:40 am-1:55 pm

Nonstop7h 15m

Boston Logan Intl

Sun 11/16

5:10 pm-4:15 am

Nonstop6h 05m

$399

DublinBoston

DUB - BOS

DUBBOS

Dublin

Sat 11/15

6:00 am-1:40 pm

1 stop12h 40m

Boston Logan Intl

Mon 11/24

9:59 am-7:50 am

2 stops16h 51m

$430

DublinBoston

DUB - BOS

DUBBOS

Dublin

Sat 2/28

6:00 am-1:40 pm

1 stop12h 40m

Boston Logan Intl

Wed 3/11

11:15 pm-9:20 am

Nonstop6h 05m

$433

DublinBoston

DUB - BOS

DUBBOS

Dublin

Mon 11/24

11:30 am-1:40 pm

Nonstop7h 10m

Boston Logan Intl

Mon 12/1

8:25 pm-3:45 pm

1 stop14h 20m

$434

CorkBoston

ORK - BOS

ORKBOS

Cork

Thu 11/27

6:00 am-1:20 pm

1 stop12h 20m

Boston Logan Intl

Thu 12/4

7:10 pm-11:25 pm

1 stop23h 15m

$529

CorkBoston

ORK - BOS

ORKBOS

Cork

Thu 11/27

6:00 am-6:22 pm

2 stops17h 22m

Boston Logan Intl

Thu 12/4

7:10 pm-11:25 pm

1 stop23h 15m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Boston from

How to get the cheapest flight ticket from Ireland to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boston?

In general, February is the cheapest month to fly from Ireland to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $419. If you aren’t able to travel during the month of February, then book flights to Boston from Ireland during September instead. Flights to Boston in September, while not as cheap as those in February, still average around $455.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Ireland to Boston is on a Friday when prices can be found for as low as $608. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Saturday is $650.

What is the cheapest time of day to depart on your flight to Boston?

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from Ireland to Boston in the afternoon for as low as $618. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $634 per ticket.

What is the cheapest Ireland to Boston Logan Intl flight route?

Fly from Dublin to Boston Logan Intl for the best Ireland - Boston Logan Intl flight prices

How far in advance should I book a flight to Boston?

You are more likely to see cheaper flights to Boston from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $533 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Ireland for as low as $461 on momondo.

What cabin class options are available on Ireland to Boston Logan Intl flights?

There are 4 cabin classes available to choose from on Ireland to Boston Logan Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ireland to Boston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Boston

Best Price Found

$465

Fastest flight time

6h 45m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Ireland in the past 72 hours is $465. The best round-trip flight deal from Ireland to Boston found on momondo in the last 72 hours is $410.
The fastest flight from Ireland to Boston takes 6h 45m
Direct flights go from Ireland to Boston every day.
There is 1 airport near Boston: Boston Logan Intl (BOS)
Search flight deals

  • When did momondo last update prices for flights from Ireland to Boston Logan Intl Airport?

    Prices for flights from Ireland to Boston Logan Intl Airport refresh daily.

  • How many operators does momondo search for flights from Ireland to Boston Logan Intl Airport?

  • How old do you have to be to fly from Ireland to Boston Logan Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Boston Logan Intl Airport.

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

    The travel and health documents you'll need for your trip to Boston Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boston Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Boston?

Best airlines flying from Ireland to Boston

Compare and see reviews for airlines that fly from Ireland to Boston with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $284Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom $337Free CancellationRating
7.1
562 reviews
Search Icelandair flights
Aer LingusPriceFrom $416Free CancellationRating
7.2
1,365 reviews
Search Aer Lingus flights
American AirlinesPriceFrom $427Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights
KLMPriceFrom $427Free CancellationRating
7.7
1,406 reviews
Search KLM flights
Air FrancePriceFrom $428Free CancellationRating
7.4
1,482 reviews
Search Air France flights
DeltaPriceFrom $450Free CancellationRating
7.9
7,998 reviews
Search Delta flights
JetBluePriceFrom $657Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Plymouth
Kennebunkport
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Falmouth
Laconia
Brockton
Concord
Everett
Sturbridge
Warwick

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Boston?

It is quick and easy to find Ireland to Boston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boston that suits you.

Can I find flights from Ireland to Boston with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Boston from Ireland with this policy.

How can momondo help me find flights from Ireland to Boston?

momondo helps you find the best flight between Ireland and Boston 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 Ireland to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Ireland and alert you when they change.

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