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Cheap flights from Allentown to Ireland from $419

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 3/21. 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
0 bags

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Find the cheapest flights from Allentown to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:28 am - 7:45 am
ABE
-
DUB
20h 17m1 stop
Delta Logo
5:55 am - 10:45 pm
DUB
-
ABE
21h 50m2 stops
$482Delta
Sun, Feb 22 - Wed, Mar 4
Delta Logo
6:28 am - 7:45 am
ABE
-
DUB
20h 17m1 stop
Delta Logo
9:45 am - 5:16 pm
DUB
-
ABE
12h 31m1 stop
$483Delta
Sun, Feb 22 - Tue, Mar 3
Delta Logo
6:28 am - 7:45 am
ABE
-
DUB
20h 17m2 stops
Delta Logo
1:25 pm - 12:05 pm
DUB
-
ABE
27h 40m2 stops
$486Delta
Tue, Feb 24 - Tue, Mar 3
Delta Logo
6:28 am - 7:45 am
ABE
-
DUB
20h 17m1 stop
Delta Logo
9:45 am - 12:05 pm
DUB
-
ABE
31h 20m2 stops
$488Delta
Fri, Feb 27 - Sun, Mar 1
American Airlines Logo
12:45 pm - 8:40 am
ABE
-
DUB
14h 55m2 stops
American Airlines Logo
11:30 am - 12:29 am
DUB
-
ABE
16h 59m2 stops
$489American Airlines
Wed, Mar 4 - Wed, Mar 11
American Airlines Logo
5:51 pm - 4:10 pm
ABE
-
SNN
17h 19m2 stops
American Airlines Logo
7:40 am - 12:15 am
SNN
-
ABE
21h 35m2 stops
$534American Airlines
Wed, Apr 8 - Sun, Apr 19
United Airlines Logo
10:36 am - 8:10 am
ABE
-
DUB
16h 34m1 stop
United Airlines Logo
9:00 am - 9:58 am
DUB
-
ABE
29h 58m2 stops
$547United Airlines
Sun, Feb 22 - Wed, Mar 4
KLM Logo
6:28 am - 7:45 am
ABE
-
DUB
20h 17m1 stop
KLM Logo
9:45 am - 10:47 pm
DUB
-
ABE
17h 02m1 stop
$550KLM
Wed, Mar 4 - Wed, Mar 11
United Airlines Logo
6:33 am - 8:10 am
ABE
-
DUB
20h 37m1 stop
United Airlines Logo
10:40 am - 9:01 pm
DUB
-
ABE
15h 21m1 stop
$552United Airlines
Tue, Feb 24 - Tue, Mar 3
United Airlines Logo
10:36 am - 7:30 am
ABE
-
DUB
15h 54m2 stops
United Airlines Logo
1:35 pm - 9:58 am
DUB
-
ABE
25h 23m2 stops
$557United Airlines
Mon, Feb 23 - Wed, Mar 4

Delta flights from Allentown to Ireland

Our best Delta deals on Allentown to Ireland flight tickets
Delta
Feb 22
ABE12:47 pmAllentown-Bethlehem
13h 58m
1 stop
DUB7:45 amDublin
Mar 1
DUB5:55 amDublin
35h 10m
2 stops
ABE12:05 pmAllentown-Bethlehem
$482
Find similar
Delta
Feb 22
ABE6:28 amAllentown-Bethlehem
20h 17m
1 stop
DUB7:45 amDublin
Mar 3
DUB9:45 amDublin
12h 31m
1 stop
ABE5:16 pmAllentown-Bethlehem
$483
Find similar
Delta
Feb 24
ABE6:28 amAllentown-Bethlehem
20h 17m
2 stops
DUB7:45 amDublin
Mar 6
DUB5:55 amDublin
21h 50m
2 stops
ABE10:45 pmAllentown-Bethlehem
$486
Find similar

American Airlines flights from Allentown to Ireland

Our best American Airlines deals on Allentown to Ireland flight tickets
American Airlines
Mar 4
ABE12:45 pmAllentown-Bethlehem
14h 55m
2 stops
DUB8:40 amDublin
Mar 11
DUB11:30 amDublin
16h 59m
2 stops
ABE12:29 amAllentown-Bethlehem
$489
Find similar
American Airlines
Apr 8
ABE5:51 pmAllentown-Bethlehem
17h 19m
2 stops
SNN4:10 pmShannon
Apr 19
SNN7:40 amShannon
21h 35m
2 stops
ABE12:15 amAllentown-Bethlehem
$534
Find similar
American Airlines
Jan 12
ABE1:02 pmAllentown-Bethlehem
14h 38m
2 stops
DUB8:40 amDublin
Jan 20
DUB11:30 amDublin
15h 56m
2 stops
ABE10:26 pmAllentown-Bethlehem
$582
Find similar

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 December 11, 2025.
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

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Sun 2/22

6:28 am-7:45 am

1 stop20h 17m

Dublin

Wed 3/4

5:55 am-10:45 pm

2 stops21h 50m

$482

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Sun 2/22

6:28 am-7:45 am

1 stop20h 17m

Dublin

Tue 3/3

9:45 am-5:16 pm

1 stop12h 31m

$483

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Tue 2/24

6:28 am-7:45 am

2 stops20h 17m

Dublin

Tue 3/3

1:25 pm-12:05 pm

2 stops27h 40m

$486

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Fri 2/27

6:28 am-7:45 am

1 stop20h 17m

Dublin

Sun 3/1

9:45 am-12:05 pm

2 stops31h 20m

$488

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Wed 3/4

12:45 pm-8:40 am

2 stops14h 55m

Dublin

Wed 3/11

11:30 am-12:29 am

2 stops16h 59m

$489

AllentownShannon

ABE - SNN

ABESNN

Allentown-Bethlehem

Wed 4/8

5:51 pm-4:10 pm

2 stops17h 19m

Shannon

Sun 4/19

7:40 am-12:15 am

2 stops21h 35m

$534

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Sun 2/22

10:36 am-8:10 am

1 stop16h 34m

Dublin

Wed 3/4

9:00 am-9:58 am

2 stops29h 58m

$547

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Wed 3/4

6:28 am-7:45 am

1 stop20h 17m

Dublin

Wed 3/11

9:45 am-10:47 pm

1 stop17h 02m

$550

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Tue 2/24

6:33 am-8:10 am

1 stop20h 37m

Dublin

Tue 3/3

10:40 am-9:01 pm

1 stop15h 21m

$552

AllentownDublin

ABE - DUB

ABEDUB

Allentown-Bethlehem

Mon 2/23

10:36 am-7:30 am

2 stops15h 54m

Dublin

Wed 3/4

1:35 pm-9:58 am

2 stops25h 23m

$557

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Thursday when prices can be found for as low as $830. This is often the case because there is less demand to fly during this day of the week. Flights from Allentown to Ireland on a Sunday will generally be more expensive and average around $887. 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 in the morning. momondo users have found flights departing from Allentown to Ireland in the morning for as low as $752. 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 evening when prices are around $830.

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 13m

Direct flights

None
The fastest flight from Allentown to Ireland takes 11h 13m
There are no direct flights from Allentown to Ireland. There are no popular flight routes from Allentown to Ireland.
Search flight deals

  • 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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