US$227 Cheap Flights From Boston to Ireland
Easily compare flights from Boston to Ireland and find the cheapest tickets available!
Boston
Dublin
From US$331
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Boston
Shannon
From US$486
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Boston
Cork
From US$821
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Boston
Knock
From US$736
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Boston
Donegal
From US$496
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Flying From Boston to Ireland: What You Need to Know
| Cheapest one-way flight price | US$227 |
|---|---|
| Cheapest return ticket price | US$435 |
| Cheapest month | November |
| Peak season for travel | January |
| Popular airline | Air France |
Compare multiple airlines at once to find the best flight deals from Boston to Ireland.
Airlines Flying From Boston to Ireland
Air France Search Flights From Boston to Ireland
Easily compare flights from Boston to Ireland and find the cheapest tickets available!
Find the Cheapest Flights to Ireland From Boston
Looking for cheap flights from Boston to Ireland? Check out prices for the next 90 days, starting at just US$227 for a one-way ticket and US$435 for a round trip.
- One way
- Round-trip
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- Cheapest nonstop
Thu, Aug 20BOS|DUBBostonDublinNonstop | Aer LingusThu, Aug 27DUB|BOSDublinBostonNonstop | Aer LingusUS$594 US$82728% off28% offUS$827 US$594 -
Sat, Aug 22BOS|DUBBostonDublinNonstop | Delta Air Lines
Sat, Aug 29DUB|BOSDublinBostonNonstop | Delta Air LinesUS$595 US$82728% off28% offUS$827 US$595 -
Tue, Oct 6BOS|DUBBostonDublin1 stop | Icelandair
Sat, Oct 10DUB|BOSDublinBoston1 stop | IcelandairUS$435 US$82747% off47% offUS$827 US$435 -
Wed, Oct 7BOS|DUBBostonDublin1 stop | Icelandair
Sun, Oct 11DUB|BOSDublinBoston1 stop | IcelandairUS$43647% offUS$827 US$436
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Fri, Sep 4BOS|DUBBostonDublin1 stop | Air Canada
Wed, Sep 9DUB|BOSDublinBoston1 stop | Air CanadaUS$44446% offUS$827 US$444 -
Mon, Oct 12BOS|DUBBostonDublin1 stop | Icelandair
Mon, Oct 19DUB|BOSDublinBoston1 stop | IcelandairUS$44546% offUS$827 US$445
-
Mon, Oct 5BOS|DUBBostonDublin1 stop | Icelandair
Sun, Oct 11DUB|BOSDublinBoston1 stop | IcelandairUS$44746% offUS$827 US$447
-
Sun, Oct 4BOS|DUBBostonDublin1 stop | Icelandair
Mon, Oct 12DUB|BOSDublinBoston1 stop | IcelandairUS$44846% offUS$827 US$448
-
Thu, Sep 24BOS|DUBBostonDublin1 stop | Icelandair
Thu, Oct 1DUB|BOSDublinBoston1 stop | IcelandairUS$45145% offUS$827 US$451
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Sun, Oct 11BOS|DUBBostonDublin1 stop | Icelandair
Sun, Oct 18DUB|BOSDublinBoston1 stop | IcelandairUS$45445% offUS$827 US$454
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Thu, Sep 10BOS|DUBBostonDublin1 stop | Icelandair
Tue, Sep 15DUB|BOSDublinBoston1 stop | IcelandairUS$49540% offUS$827 US$495
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Tue, Sep 29BOS|DUBBostonDublin1 stop | Icelandair
Tue, Oct 6DUB|BOSDublinBoston1 stop | IcelandairUS$49740% offUS$827 US$497
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Wed, Aug 19BOS|DUBBostonDublin1 stop | Normal Airline
Fri, Aug 21DUB|BOSDublinBostonNonstop | Normal AirlineMore cheap flightsMore cheap flights
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Cheapest nonstop
Tue, Oct 13BOS|DUBBostonDublinNonstop | Jetblue AirwaysUS$296 US$41628% off28% offUS$416 US$296 -
Tue, Sep 15BOS|DUBBostonDublinNonstop | Aer LingusUS$299 US$41628% off28% offUS$416 US$299
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Mon, Aug 31BOS|DUBBostonDublin1 stop | IcelandairUS$227 US$41645% off45% offUS$416 US$227
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Tue, Sep 1BOS|DUBBostonDublin1 stop | IcelandairUS$22845% offUS$416 US$228
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Wed, Sep 2BOS|DUBBostonDublin1 stop | IcelandairUS$23444% offUS$416 US$234
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Thu, Aug 27BOS|DUBBostonDublin1 stop | IcelandairUS$24541% offUS$416 US$245
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Fri, Aug 28BOS|DUBBostonDublin1 stop | IcelandairUS$24940% offUS$416 US$249
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Thu, Sep 10BOS|DUBBostonDublin1 stop | IcelandairUS$25638% offUS$416 US$256
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Mon, Sep 14BOS|DUBBostonDublin1 stop | IcelandairUS$25638% offUS$416 US$256
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Fri, Oct 9BOS|DUBBostonDublin1 stop | IcelandairUS$25738% offUS$416 US$257
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Sun, Oct 11BOS|DUBBostonDublin1 stop | IcelandairUS$25738% offUS$416 US$257
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Thu, Oct 15BOS|DUBBostonDublin1 stop | IcelandairUS$29528% offUS$416 US$295
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Wed, Aug 19BOS|DUBBostonDublin1 stop | Normal AirlineMore cheap flightsMore cheap flights
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FAQs: Flights From Boston to Ireland
What is the cheapest Boston to Ireland flight route?
The cheapest round-trip flight from Boston to Ireland is on the route from Boston to Dublin, with prices starting at US$587 for round trip between 2026-05-31 and 2026-06-05.When is it the cheapest time to fly from Boston to Ireland?
According to our flights calender over the next 90 days, the cheapest date is on 2026-08-29 for one-way flights.How long does it take to fly to Ireland from Boston?
Based on our flight data, the average flight time from Boston to Ireland is approximately 6 hours 7 minutes based on our most popular routes from Boston to Dublin. The time may also vary depending on your destinations.What is the cheapest airline that flies to Ireland from Boston?
The cheapest airline flying to Ireland from Boston is Icelandair serving route from Boston to Dublin.Where can I fly to Ireland from Boston?
There are direct flights from Boston to Ireland. Dublin, and Shannon are all popular destinations in Ireland.
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