Cheap flights from Boston to Ireland from $165
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Ireland departing on 10/13. 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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How to get the cheapest flight ticket from Boston to Ireland
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 Ireland?
In general, February is the cheapest month to fly from Boston to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $476. If you aren’t able to travel to Ireland during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $492.
What is the cheapest day to depart on your flight to Ireland?
The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $653. This is often the case because there is less demand to fly during this day of the week. Flights from Boston to Ireland on a Friday will generally be more expensive and average around $738. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Ireland?
According to our data, the cheapest time of day to fly to Ireland is at noon. momondo users have found flights departing from Boston to Ireland at noon for as low as $476. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $738.
What is the cheapest Boston Logan Intl to Ireland flight route?
Fly from Boston Logan Intl to Shannon for the best Boston Logan Intl - Ireland flight prices
How far in advance should I book a flight to Ireland?
You are more likely to see cheaper flights to Ireland from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $577 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Boston for as low as $534 on momondo.
What cabin class options are available on Boston Logan Intl to Ireland flights?
There are 3 cabin classes available to choose from on Boston Logan Intl to Ireland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Boston Logan Intl to Ireland?
Icelandair and PLAY are the most popular carriers operating from Boston Logan Intl to Ireland
What airlines fly to Ireland?
Aer Lingus, Delta and JetBlue are the top three most popular airlines that fly to Ireland from Boston according to our data. Aer Lingus is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 14 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.
How many flights depart from Boston to Ireland on average per day?
The number of flights available between Boston and Ireland is 15 per day as of July 2025. The most frequent departure time is 9:00PM, with 72% of daily flights leaving in the evening.
How many flights depart from Boston to Ireland on average per week?
As of July 2025, there are 110 flights per week flying from Boston to Ireland. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.
Cheap Boston to Ireland flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Ireland
When did momondo last update prices for flights from Boston Logan Intl Airport to Ireland?
Prices for flights from Boston Logan Intl Airport to Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Ireland?
The number of operators available for flights from Boston Logan Intl Airport to Ireland is 14 as of July 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Boston Logan Intl Airport to Ireland.
What documentation or ID do you need to fly to Ireland?
The travel and health documents you'll need for your trip to Ireland 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 Ireland. 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 Boston to Ireland?
momondo data reveals that the most frequently booked plane model on the route from Boston to Ireland is Boeing 767-300 (winglets), representing 39.79% of all bookings. The subsequent popular models are Airbus A318/A319/A320/A321 at 14.47%, Airbus A330 at 11.80%, and Airbus A330-200 at 10.16%.
Best airlines flying from Boston to Ireland
Compare and see reviews for airlines that fly from Boston to Ireland with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $280 | Free Cancellation | Rating 7.0 102 reviews | |||
| PriceFrom $352 | Free Cancellation | Rating 7.1 1,912 reviews | |||
| PriceFrom $353 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom $376 | Free Cancellation | Rating 7.4 8,861 reviews | |||
| PriceFrom $378 | Free Cancellation | Rating 7.1 9,669 reviews | |||
| PriceFrom $399 | Free Cancellation | Rating 7.5 1,472 reviews | |||
| PriceFrom $405 | Free Cancellation | Rating 8.0 7,983 reviews | |||
| PriceFrom $405 | Free Cancellation | Rating 7.3 1,415 reviews | |||
| PriceFrom $407 | Free Cancellation | Rating 7.5 1,654 reviews | |||
| PriceFrom $410 | Free Cancellation | Rating 7.3 2,918 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boston to Ireland?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Ireland. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Boston to Ireland with flexible booking policies on momondo?
All flight searches from Boston to Ireland on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Boston to Ireland?
Once all potential Boston to Ireland flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Boston to Ireland right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Boston to Ireland flights. All you need is a valid email address and we will do the rest; it is that quick and easy.