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Cheap flights from Allentown to Ireland from $429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Ireland departing on 9/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Allentown to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:15 am - 9:45 amABE  Allentown-Bethlehem-DUB Dublin
22h 30m1 stop Chicago O'Hare Intl
United Airlines Logo
9:20 am - 9:57 amDUB  Dublin-ABE Allentown-Bethlehem
53h 37m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$698United Airlines
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
5:36 pm - 8:10 amABE  Allentown-Bethlehem-DUB Dublin
33h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
9:00 am - 10:06 amDUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$701United Airlines
Sun, Jan 17 - Thu, Jan 21
United Airlines Logo
5:36 pm - 11:10 amABE  Allentown-Bethlehem-DUB Dublin
36h 34m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
9:20 am - 9:57 amDUB  Dublin-ABE Allentown-Bethlehem
53h 37m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl
$708United Airlines
Thu, Sep 10 - Thu, Sep 17
United Airlines Logo
6:15 am - 7:30 amABE  Allentown-Bethlehem-SNN Shannon
20h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
9:30 am - 9:00 pmSNN  Shannon-ABE Allentown-Bethlehem
16h 30m1 stop Chicago O'Hare Intl
$709United Airlines
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
5:36 pm - 7:30 amABE  Allentown-Bethlehem-DUB Dublin
32h 54m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
9:00 am - 10:06 amDUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$711United Airlines
Sun, Jan 17 - Thu, Jan 21
United Airlines Logo
10:32 am - 10:15 amABE  Allentown-Bethlehem-SNN Shannon
18h 43m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
9:30 am - 4:56 pmSNN  Shannon-ABE Allentown-Bethlehem
12h 26m1 stop Chicago O'Hare Intl
$714United Airlines
Fri, Sep 11 - Tue, Sep 15
United Airlines Logo
6:25 am - 8:10 amABE  Allentown-Bethlehem-DUB Dublin
20h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
10:40 am - 9:12 pmDUB  Dublin-ABE Allentown-Bethlehem
15h 32m1 stop Chicago O'Hare Intl
$717United Airlines
Sun, Jan 17 - Thu, Jan 21
United Airlines Logo
6:15 am - 10:20 amABE  Allentown-Bethlehem-DUB Dublin
23h 05m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
10:40 am - 9:02 pmDUB  Dublin-ABE Allentown-Bethlehem
15h 22m1 stop Chicago O'Hare Intl
$719United Airlines
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
5:36 pm - 9:45 amABE  Allentown-Bethlehem-DUB Dublin
11h 09m1 stop Chicago O'Hare Intl
United Airlines Logo
9:20 am - 5:08 pmDUB  Dublin-ABE Allentown-Bethlehem
36h 48m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$723United Airlines
Tue, Sep 15 - Fri, Oct 9
United Airlines Logo
10:32 am - 7:20 amABE  Allentown-Bethlehem-DUB Dublin
15h 48m2 stops Chicago O'Hare Intl Washington, D.C. Dulles Intl
United Airlines Logo
9:20 am - 5:08 pmDUB  Dublin-ABE Allentown-Bethlehem
36h 48m2 stops Toronto Pearson Intl Chicago O'Hare Intl
$727United Airlines
Tue, Sep 15 - Fri, Oct 9

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Delta flights from Allentown to Ireland

Our best Delta deals on Allentown to Ireland flight tickets
Delta
Oct 4
ABE6:25 amAllentown-Bethlehem
21h 20m
1 stop
DUB8:45 amDublin
Oct 13
DUB11:00 amDublin
16h 29m
1 stop
ABE10:29 pmAllentown-Bethlehem
$740
Delta
Sep 15
ABE6:25 amAllentown-Bethlehem
22h 35m
2 stops
DUB10:00 amDublin
Oct 8
DUB11:00 amDublin
16h 29m
1 stop
ABE10:29 pmAllentown-Bethlehem
$754
Delta
Sep 15
ABE6:08 pmAllentown-Bethlehem
33h 37m
1 stop
DUB8:45 amDublin
Oct 6
DUB12:00 pmDublin
15h 29m
1 stop
ABE10:29 pmAllentown-Bethlehem
$755

United Airlines flights from Allentown to Ireland

Our best United Airlines deals on Allentown to Ireland flight tickets
United Airlines
Sep 10
ABE6:15 amAllentown-Bethlehem
22h 30m
1 stop
DUB9:45 amDublin
Sep 17
DUB9:20 amDublin
53h 37m
2 stops
ABE9:57 amAllentown-Bethlehem
$698
United Airlines
Jan 17
ABE5:36 pmAllentown-Bethlehem
33h 34m
1 stop
DUB8:10 amDublin
Jan 21
DUB9:00 amDublin
54h 06m
2 stops
ABE10:06 amAllentown-Bethlehem
$701
United Airlines
Sep 10
ABE5:36 pmAllentown-Bethlehem
36h 34m
2 stops
DUB11:10 amDublin
Sep 17
DUB9:20 amDublin
53h 37m
2 stops
ABE9:57 amAllentown-Bethlehem
$708

momondo Fare Finder

 
Customize your flight search to find flights from Allentown to Ireland 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 August 14, 2026.
Use the filters below to find and compare flights from Allentown to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Thu 9/10

6:15 am-9:45 am

1 stop22h 30m

Dublin

Thu 9/17

9:20 am-9:57 am

2 stops53h 37m

$698

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 1/17

5:36 pm-8:10 am

1 stop33h 34m

Dublin

Thu 1/21

9:00 am-10:06 am

2 stops54h 06m

$701

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Thu 9/10

5:36 pm-11:10 am

2 stops36h 34m

Dublin

Thu 9/17

9:20 am-9:57 am

2 stops53h 37m

$708

AllentownShannon

ABE Allentown-Bethlehem - SNN Shannon

ABESNN

Allentown-Bethlehem

Fri 9/11

6:15 am-7:30 am

1 stop20h 15m

Shannon

Tue 9/15

9:30 am-9:00 pm

1 stop16h 30m

$709

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 1/17

5:36 pm-7:30 am

2 stops32h 54m

Dublin

Thu 1/21

9:00 am-10:06 am

2 stops54h 06m

$711
Quickest round-trip

AllentownShannon

ABE Allentown-Bethlehem - SNN Shannon

ABESNN

Allentown-Bethlehem

Fri 9/11

10:32 am-10:15 am

2 stops18h 43m

Shannon

Tue 9/15

9:30 am-4:56 pm

1 stop12h 26m

$714

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 1/17

6:25 am-8:10 am

1 stop20h 45m

Dublin

Thu 1/21

10:40 am-9:12 pm

1 stop15h 32m

$717

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Thu 11/19

6:15 am-10:20 am

2 stops23h 05m

Dublin

Sun 11/22

10:40 am-9:02 pm

1 stop15h 22m

$719

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Tue 9/15

5:36 pm-9:45 am

1 stop11h 09m

Dublin

Fri 10/9

9:20 am-5:08 pm

2 stops36h 48m

$723

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Tue 9/15

10:32 am-7:20 am

2 stops15h 48m

Dublin

Fri 10/9

9:20 am-5:08 pm

2 stops36h 48m

$727

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 Ireland from

How to get the cheapest flight ticket from Allentown 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 airline that flies from Allentown-Bethlehem to Ireland?

KLM, United Airlines, and Delta are the most popular carriers operating from Allentown-Bethlehem to Ireland

What airlines fly to Ireland?

United Airlines, Aer Lingus and American Airlines are the top three most popular airlines that fly to Ireland from Allentown according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 12 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

Cheap Allentown to Ireland flight deals and tips

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

Fastest flight time

11h 09m

Direct flights

None
The fastest flight from Allentown to Ireland takes 11h 09m
There are no direct flights from Allentown to Ireland. There are no popular flight routes from Allentown to Ireland.
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Frequently asked questions about flying from Allentown to Ireland

  • When did momondo last update prices for flights from Allentown-Bethlehem Airport to Ireland?

    Prices for flights from Allentown-Bethlehem Airport to Ireland are refreshed on a daily basis.

  • How old do you have to be to fly from Allentown-Bethlehem Airport to Ireland?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Allentown to Ireland. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Ireland from Allentown which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Ireland from Allentown. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Allentown to Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ireland from Allentown. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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