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Cheap flights from Allentown to Ireland from €604

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Allentown to Ireland departing on 28/1. 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 return flights

Enter your travel dates to find the best prices.
United Airlines Logo
17:36 - 08:10ABE  Allentown-Bethlehem-DUB Dublin
33h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
09:00 - 10:06DUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€604United Airlines
Thu, 28 Jan - Sat, 6 Feb
United Airlines Logo
17:36 - 08:10ABE  Allentown-Bethlehem-DUB Dublin
33h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
09:00 - 10:06DUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€606United Airlines
Sun, 31 Jan - Thu, 4 Feb
United Airlines Logo
17:36 - 08:10ABE  Allentown-Bethlehem-DUB Dublin
33h 34m1 stop Chicago O'Hare Intl
United Airlines Logo
09:00 - 10:06DUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€606United Airlines
Sun, 17 Jan - Thu, 21 Jan
United Airlines Logo
06:15 - 07:30ABE  Allentown-Bethlehem-SNN Shannon
20h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
09:30 - 21:00SNN  Shannon-ABE Allentown-Bethlehem
16h 30m1 stop Chicago O'Hare Intl
€613United Airlines
Fri, 11 Sep - Tue, 15 Sep
United Airlines Logo
17:36 - 07:30ABE  Allentown-Bethlehem-DUB Dublin
32h 54m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
09:00 - 10:06DUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€614United Airlines
Sun, 17 Jan - Thu, 21 Jan
United Airlines Logo
17:36 - 07:30ABE  Allentown-Bethlehem-DUB Dublin
32h 54m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
09:00 - 10:06DUB  Dublin-ABE Allentown-Bethlehem
54h 06m2 stops Toronto Pearson Intl Chicago O'Hare Intl
€614United Airlines
Sun, 31 Jan - Thu, 4 Feb
United Airlines Logo
06:15 - 10:15ABE  Allentown-Bethlehem-SNN Shannon
23h 00m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 - 09:39SNN  Shannon-ABE Allentown-Bethlehem
26h 09m2 stops Newark Chicago O'Hare Intl
€617United Airlines
Fri, 11 Sep - Tue, 15 Sep
KLM Logo
13:00 - 08:45ABE  Allentown-Bethlehem-DUB Dublin
14h 45m1 stop Atlanta Hartsfield-Jackson
KLM Logo
13:25 - 22:19DUB  Dublin-ABE Allentown-Bethlehem
36h 54m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
€633KLM
Tue, 20 Oct - Mon, 26 Oct
KLM Logo
06:25 - 08:45ABE  Allentown-Bethlehem-DUB Dublin
21h 20m1 stop Atlanta Hartsfield-Jackson
KLM Logo
12:00 - 22:29DUB  Dublin-ABE Allentown-Bethlehem
15h 29m1 stop Atlanta Hartsfield-Jackson
€640KLM
Tue, 29 Sep - Tue, 6 Oct
United Airlines Logo
10:32 - 10:15ABE  Allentown-Bethlehem-SNN Shannon
18h 43m2 stops Chicago O'Hare Intl Newark
United Airlines Logo
12:30 - 09:39SNN  Shannon-ABE Allentown-Bethlehem
26h 09m2 stops Newark Chicago O'Hare Intl
€640United Airlines
Tue, 1 Sep - Tue, 8 Sep

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United Airlines flights from Allentown to Ireland

Our best United Airlines deals on Allentown to Ireland flight tickets
United Airlines
28 Jan
ABE17:36Allentown-Bethlehem
33h 34m
1 stop
DUB08:10Dublin
6 Feb
DUB09:00Dublin
54h 06m
2 stops
ABE10:06Allentown-Bethlehem
€604
United Airlines
31 Jan
ABE17:36Allentown-Bethlehem
33h 34m
1 stop
DUB08:10Dublin
4 Feb
DUB09:00Dublin
54h 06m
2 stops
ABE10:06Allentown-Bethlehem
€606
United Airlines
11 Sept
ABE06:15Allentown-Bethlehem
20h 15m
1 stop
SNN07:30Shannon
15 Sept
SNN09:30Shannon
16h 30m
1 stop
ABE21:00Allentown-Bethlehem
€613

KLM flights from Allentown to Ireland

Our best KLM deals on Allentown to Ireland flight tickets
KLM
29 Sept
ABE06:25Allentown-Bethlehem
21h 20m
1 stop
DUB08:45Dublin
6 Oct
DUB12:00Dublin
15h 29m
1 stop
ABE22:29Allentown-Bethlehem
€640
KLM
20 Oct
ABE13:00Allentown-Bethlehem
14h 45m
1 stop
DUB08:45Dublin
26 Oct
DUB09:40Dublin
16h 39m
1 stop
ABE22:19Allentown-Bethlehem
€779

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 16 August 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 return flight

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Thu 28/1

17:36-08:10

1 stop33h 34m

Dublin

Sat 6/2

09:00-10:06

2 stops54h 06m

€604

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 31/1

17:36-08:10

1 stop33h 34m

Dublin

Thu 4/2

09:00-10:06

2 stops54h 06m

€606

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 17/1

17:36-08:10

1 stop33h 34m

Dublin

Thu 21/1

09:00-10:06

2 stops54h 06m

€606
Fastest return journey

AllentownShannon

ABE Allentown-Bethlehem - SNN Shannon

ABESNN

Allentown-Bethlehem

Fri 11/9

06:15-07:30

1 stop20h 15m

Shannon

Tue 15/9

09:30-21:00

1 stop16h 30m

€613

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 17/1

17:36-07:30

2 stops32h 54m

Dublin

Thu 21/1

09:00-10:06

2 stops54h 06m

€614

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Sun 31/1

17:36-07:30

2 stops32h 54m

Dublin

Thu 4/2

09:00-10:06

2 stops54h 06m

€614

AllentownShannon

ABE Allentown-Bethlehem - SNN Shannon

ABESNN

Allentown-Bethlehem

Fri 11/9

06:15-10:15

2 stops23h 00m

Shannon

Tue 15/9

12:30-09:39

2 stops26h 09m

€617

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Tue 20/10

13:00-08:45

1 stop14h 45m

Dublin

Mon 26/10

13:25-22:19

2 stops36h 54m

€633

AllentownDublin

ABE Allentown-Bethlehem - DUB Dublin

ABEDUB

Allentown-Bethlehem

Tue 29/9

06:25-08:45

1 stop21h 20m

Dublin

Tue 6/10

12:00-22:29

1 stop15h 29m

€640

AllentownShannon

ABE Allentown-Bethlehem - SNN Shannon

ABESNN

Allentown-Bethlehem

Tue 1/9

10:32-10:15

2 stops18h 43m

Shannon

Tue 8/9

12:30-09:39

2 stops26h 09m

€640

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

18h 08m

Direct flights

None
The fastest flight from Allentown to Ireland takes 18h 08m
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 were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 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 licence 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.

Frequently asked questions about flying from Allentown to Ireland

  • How do I get Price Alerts for flights from Allentown to Ireland?

    Price Alerts will notify you by email when the price for flights to Ireland from Allentown decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Allentown to Ireland with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ireland from Allentown.

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

Yes. momondo enables you to select and highlight flights to Ireland from Allentown with this policy.

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

momondo helps you find the best flight between Allentown and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Ireland from Allentown are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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