Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Ireland to Boston from £343

DUB — BOS
28 Sep — 5 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Boston

Tue 6/1009:50 -
1 stop15h 00m
Tue 13/1012:29 -
2 stops15h 36m
Deal found 27/8£405
Sat 10/1011:45 -
1 stop16h 06m
Sat 17/1012:55 -
1 stop12h 35m
Deal found 26/8£405
Fri 23/1006:15 -
1 stop12h 18m
Sun 9/521:18 -
1 stop15h 02m
Deal found 25/8£406
Mon 21/1208:45 -
1 stop12h 15m
Mon 4/121:30 -
1 stop10h 05m
Deal found 27/8£408
Wed 23/908:35 -
1 stop19h 00m
Mon 5/1021:50 -
1 stop15h 50m
Deal found 25/8£411
Wed 23/920:30 -
1 stop25h 35m
Thu 1/1020:05 -
1 stop16h 50m
Deal found 25/8£411
Fri 9/1016:45 -
Nonstop7h 05m
Fri 16/1021:15 -
Nonstop6h 10m
Deal found 24/8£413
Fri 30/1010:55 -
2 stops33h 50m
Tue 3/1117:35 -
1 stop13h 10m
Deal found 28/8£414
Tue 22/909:30 -
1 stop14h 38m
Tue 29/913:00 -
1 stop12h 30m
Deal found 25/8£416
Thu 17/909:30 -
1 stop13h 38m
Tue 29/911:12 -
1 stop14h 18m
Deal found 26/8£416

Find flight deals from Ireland to Boston

Round-trip from

£405

One-way from

£343

Popular in

July

Cheapest in

November

Average price

£571

Good round-trip deal

£445 or less

Good one-way deal

£486 or less
Iberia
  • Iberia
  • 6/10-13/10
  • 3 total stops
  • 30h 36m total
  • Ireland to Boston
Search Deals
LEVEL
  • LEVEL
  • 23/9
  • 1 total stop
  • 28h 30m total
  • Ireland to Boston
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£101 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Ireland to Boston Logan Intl.
Search Deals
Price to beat on a one-way flight from Ireland to Boston Logan Intl.
Search Deals

Cheapflights Fare Finder

 
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

Cheapest return flight

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Fri 30/10

10:55-16:45

2 stops33h 50m

Boston Logan Intl

Tue 3/11

17:35-11:45

1 stop13h 10m

£414

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Fri 16/10

19:50-15:35

2 stops24h 45m

Boston Logan Intl

Mon 19/10

17:50-18:20

1 stop19h 30m

£419

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Thu 17/9

14:15-18:50

1 stop9h 35m

Boston Logan Intl

Tue 29/9

20:50-11:05

1 stop9h 15m

£429

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Wed 30/12

17:50-14:20

1 stop25h 30m

Boston Logan Intl

Tue 5/1

21:30-12:10

1 stop9h 40m

£443

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Tue 29/12

08:50-19:40

1 stop15h 50m

Boston Logan Intl

Tue 5/1

18:45-14:20

1 stop14h 35m

£444

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Thu 17/9

19:50-15:35

2 stops24h 45m

Boston Logan Intl

Tue 29/9

17:40-18:20

1 stop19h 40m

£445

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Fri 16/10

05:55-16:36

1 stop15h 41m

Boston Logan Intl

Mon 19/10

23:40-10:45

Nonstop6h 05m

£446
Fastest return journey

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Thu 17/9

11:10-16:35

1 stop10h 25m

Boston Logan Intl

Mon 28/9

23:35-10:45

Nonstop6h 10m

£446

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Thu 17/9

19:50-15:35

2 stops24h 45m

Boston Logan Intl

Mon 28/9

17:40-11:50

1 stop13h 10m

£446
Cheapest one-way

DublinBoston

DUB Dublin - BOS Boston Logan Intl

DUBBOS

Dublin

Mon 30/11

17:05-14:40

1 stop26h 35m

£344

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ireland to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Ireland with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Ireland to Boston

What is the cheapest month to book a flight from Ireland to Boston?

Currently, January is the cheapest month in which you can book a flight from Ireland to Boston (average of £349). Flying from Ireland to Boston in July is currently the most expensive (average of £611). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to BOS?

It’s optimal to fly from Ireland to Boston in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight in the morning.

Weekly flight availability from Ireland to Boston

The most flights from IE0 to BOS are scheduled on a Monday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (9 on average).

How often are flights from Ireland to Boston delayed?

About 8% of weekly flights between Ireland and Boston have experienced delays in the past year, with the average delay time being 128 minutes.

What is the most punctual flight time for Ireland to Boston flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ireland to Boston flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 8% of flights being delayed.

How far ahead should I book a flight from Ireland to Boston?

The best time to book flights from Ireland to Boston is 56 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Reviews of airlines servicing Boston

Read through reviews of airlines operating flights from Ireland to Boston, such as KLM,Air France, andAer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
KLM
7.8
Good
1,567 reviews
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
Air France
7.5
Good
1,644 reviews
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
Aer Lingus
7.3
Good
1,731 reviews
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
JetBlue
7.1
Good
3,034 reviews
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful
Icelandair
6.9
Okay
740 reviews
KLM
7.8
Good
1,567 reviews
Check prices

Overall

7.8

Food

7.3

Boarding

7.8

Crew

8.4

Comfort

7.7

Entertainment

7.2

Reviews

1 / 20
8.0
Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Related info for your journey

  • What airport do you fly into for flights to Boston from Ireland?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Ireland to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How popular is this Ireland to Boston flight route?

    This flight path from Ireland to Boston Logan Intl was viewed by 492 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ireland to Boston?

    Departing from Ireland to Boston will take you 9h 35m. Ireland and Boston are separated by a distance of 2983 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Ireland to Boston?

    The top 3 most reliable airlines when flying from Ireland to Boston are Iberia (88%), Qatar Airways (87%) and JetBlue (86%).

  • What are the cheapest flights from Ireland to Boston?

    Looking for the cheapest flight from Ireland to Boston? While on average our users pay £811, our data indicates the cheapest price to be £388. The most popular route (Dublin - Boston Logan Intl), is priced around £404.

  • Can I find deals for flights from Ireland to Boston that include hotel bookings?

    Yes. In addition to deals on Ireland to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Boston?

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

  • Can I find deals for business class flights from Ireland to Boston?

    Yes. Cheapflights offers flight deals from Ireland to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Boston?

    Currently, January is the cheapest month in which you can book a flight from Ireland to Boston (average of £349). Flying from Ireland to Boston in July is currently the most expensive (average of £611). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
North Truro
Waltham
Warwick
Cambridge
Wellfleet
Peabody
Revere
Somerville
Quincy
Chelmsford

Browse thousands of different options on Cheapflights for your next trip

Top 10 airlines flying from Ireland to Boston

AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£276Average£423FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£291Average£521FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£301Average£387FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£308Average£553FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
KLMCheapest£317Average£488FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air FranceCheapest£331Average£443FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapest£355Average£548FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapest£361Average£561FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IberiaCheapest£426Average£613FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest£460Average£548FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ireland to Boston?

Cheapflights makes it easy to find Ireland to Boston flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Boston?

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Boston for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ireland to Boston with no change fees?

Yes, we can. To see specific flights from Ireland to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Boston become cheaper?

Yes, Cheapflights offers price alerts on Ireland to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.