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Cheap flights from La Crosse to Ireland from $740

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from La Crosse to Ireland departing on 11/15. 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 La Crosse to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:02 pm - 2:20 pm
LSE
-
DUB
14h 18m
2 stops
American Airlines Logo
11:30 am - 11:49 pm
DUB
-
LSE
18h 19m
2 stops
$740American Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
6:15 am - 8:10 am
LSE
-
DUB
19h 55m
1 stop
United Airlines Logo
10:40 am - 6:10 pm
DUB
-
LSE
13h 30m
1 stop
$745United Airlines
Sun, Nov 15 - Wed, Nov 18
United Airlines Logo
1:41 pm - 10:20 am
LSE
-
DUB
14h 39m
2 stops
United Airlines Logo
10:40 am - 12:22 am
DUB
-
LSE
19h 42m
1 stop
$749United Airlines
Sun, Nov 15 - Wed, Nov 18
Aer Lingus Logo
11:56 am - 10:35 am
LSE
-
DUB
16h 39m
1 stop
Aer Lingus Logo
11:35 am - 11:31 am
DUB
-
LSE
29h 56m
1 stop
$1,253Aer Lingus
Thu, Jul 2 - Thu, Jul 9
American Airlines Logo
11:56 am - 11:50 am
LSE
-
DUB
17h 54m
1 stop
American Airlines Logo
11:45 am - 11:59 pm
DUB
-
LSE
18h 14m
2 stops
$1,380American Airlines
Thu, Jul 2 - Thu, Jul 9
British Airways Logo
5:20 pm - 2:35 pm
LSE
-
DUB
15h 15m
2 stops
British Airways Logo
8:30 pm - 12:22 am
DUB
-
LSE
33h 52m
2 stops
$3,379British Airways
Tue, Sep 1 - Mon, Sep 7
British Airways Logo
5:20 pm - 2:35 pm
LSE
-
DUB
15h 15m
2 stops
British Airways Logo
4:45 pm - 12:22 am
DUB
-
LSE
13h 37m
1 stop
$3,856British Airways
Tue, Sep 1 - Mon, Sep 7
Aer Lingus Logo
6:00 am - 5:10 am
LSE
-
DUB
17h 10m
1 stop
Aer Lingus Logo
4:45 pm - 12:22 am
DUB
-
LSE
13h 37m
1 stop
$5,742Aer Lingus
Tue, Sep 1 - Mon, Sep 7

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United Airlines flights from La Crosse to Ireland

Our best United Airlines deals on La Crosse to Ireland flight tickets
United Airlines
Nov 15
LSE6:15 amLa Crosse
19h 55m
1 stop
DUB8:10 amDublin
Nov 18
DUB10:40 amDublin
13h 30m
1 stop
LSE6:10 pmLa Crosse
$745
United Airlines
Nov 15
LSE1:41 pmLa Crosse
14h 39m
2 stops
DUB10:20 amDublin
Nov 18
DUB10:40 amDublin
19h 42m
1 stop
LSE12:22 amLa Crosse
$749

American Airlines flights from La Crosse to Ireland

Our best American Airlines deals on La Crosse to Ireland flight tickets
American Airlines
Nov 15
LSE6:02 pmLa Crosse
14h 18m
2 stops
DUB2:20 pmDublin
Nov 18
DUB11:30 amDublin
18h 19m
2 stops
LSE11:49 pmLa Crosse
$740
American Airlines
Jul 2
LSE11:56 amLa Crosse
17h 54m
1 stop
DUB11:50 amDublin
Jul 9
DUB11:45 amDublin
18h 14m
2 stops
LSE11:59 pmLa Crosse
$1,380

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Sun 11/15

6:02 pm-2:20 pm

2 stops14h 18m

Dublin

Wed 11/18

11:30 am-11:49 pm

2 stops18h 19m

$740

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Sun 11/15

6:15 am-8:10 am

1 stop19h 55m

Dublin

Wed 11/18

10:40 am-6:10 pm

1 stop13h 30m

$745

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Sun 11/15

1:41 pm-10:20 am

2 stops14h 39m

Dublin

Wed 11/18

10:40 am-12:22 am

1 stop19h 42m

$749

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Thu 7/2

11:56 am-10:35 am

1 stop16h 39m

Dublin

Thu 7/9

11:35 am-11:31 am

1 stop29h 56m

$1,253

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Thu 7/2

11:56 am-11:50 am

1 stop17h 54m

Dublin

Thu 7/9

11:45 am-11:59 pm

2 stops18h 14m

$1,380

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Tue 9/1

5:20 pm-2:35 pm

2 stops15h 15m

Dublin

Mon 9/7

8:30 pm-12:22 am

2 stops33h 52m

$3,379
Quickest round-trip

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Tue 9/1

5:20 pm-2:35 pm

2 stops15h 15m

Dublin

Mon 9/7

4:45 pm-12:22 am

1 stop13h 37m

$3,856

La CrosseDublin

LSE - DUB

LSEDUB

La Crosse

Tue 9/1

6:00 am-5:10 am

1 stop17h 10m

Dublin

Mon 9/7

4:45 pm-12:22 am

1 stop13h 37m

$5,742

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap La Crosse to Ireland flight deals and tips

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

Fastest flight time

15h 03m

Direct flights

None
The fastest flight from La Crosse to Ireland takes 15h 03m
There are no direct flights from La Crosse to Ireland. There are no popular flight routes from La Crosse to Ireland.
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Frequently asked questions about flying from La Crosse to Ireland

  • When did momondo last update prices for flights from La Crosse Airport to Ireland?

    Prices for flights from La Crosse Airport to Ireland were last updated today.

  • How old do you have to be to fly from La Crosse Airport to Ireland?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from La Crosse 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.

Frequently asked questions about flying from La Crosse to Ireland

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

    Search flight deals from La Crosse to Ireland. While viewing offers you’ll have the option to create a Price Alert.

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

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from La Crosse to Ireland. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for La Crosse to Ireland flights to just show those with flexible booking policies.

How can momondo help me find flights from La Crosse to Ireland?

Once you have performed a search for La Crosse to Ireland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Ireland from La Crosse 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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Tue 7/14
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