HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ireland

$488+ Cheap flights from Peoria, IL (PIA) to Ireland

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — DUB
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to Ireland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Peoria to Ireland

Cheapest flights from Peoria to Ireland
Explore the most affordable flight options available from Peoria to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1010:45 amPIA - DUB
2 stops17h 10mUnited Airlines
mié. 12/1710:40 amDUB - PIA
1 stop12h 00mUnited Airlines
Deal found 10/26$488
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/275:18 pmPIA - DUB
1 stop9h 52mUnited Airlines
lun. 11/310:40 amDUB - PIA
1 stop12h 00mUnited Airlines
Deal found 10/25$533
This Expedia deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/101:15 pmPIA - DUB
1 stop12h 55mLufthansa
mié. 12/1710:40 amDUB - PIA
1 stop12h 00mLufthansa
Deal found 10/26$683

Cheap flight deals from Peoria to Ireland

Keep the following information in mind while searching for Peoria to Ireland flight deals. Data was last updated octubre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$488
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$751
Provider with most accurate pricing for Greater Peoria-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Greater Peoria-Dublin flights.
Search Deals
From Greater Peoria to Ireland
Search Deals
Highest demand for flights based on searches. 46% potential increase in price ($1,119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 30% potential price decrease ($309 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
Use the filters below to find and compare flights from Peoria to Ireland that are best for you.

Fly from

Peoria

Fly to

Ireland

Route

Depart

Return

Price

PeoriaDublin

PIA - DUB

PIADUB

Greater Peoria

mié. 12/10

10:45 am-9:55 am

2 stops17h 10m

Dublin

mié. 12/17

10:40 am-4:40 pm

1 stop12h 00m

$488

PeoriaDublin

PIA - DUB

PIADUB

Greater Peoria

dom. 4/12

5:20 pm-9:45 am

1 stop10h 25m

Dublin

mar. 4/21

9:50 am-4:31 pm

2 stops36h 41m

$509

PeoriaDublin

PIA - DUB

PIADUB

Greater Peoria

vie. 3/27

1:24 pm-9:55 am

2 stops15h 31m

Dublin

mar. 3/31

9:50 am-9:16 pm

2 stops17h 26m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Best time to book a flight from Peoria to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Peoria with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Peoria to Ireland

What is the cheapest month to book a flight from Peoria, Illinois to Ireland?

Currently, February is the cheapest month in which you can book a flight from Peoria, Illinois to Ireland (average of $544). Flying from Peoria, Illinois to Ireland in December is currently the most expensive (average of $4,077). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ireland. Reviews last updated octubre 28, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Peoria to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Peoria to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Peoria to Ireland?

    Greater Peoria (PIA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Peoria to Ireland.

  • How long is the flight from Peoria, Illinois to Ireland?

    United Airlines can get you from Peoria, Illinois to Ireland in just under 17h 10m. Your travel time can differ by up to . There are 3791 mi between Peoria, Illinois and Ireland.

  • Can I find deals for flights from Peoria to Ireland that include hotel bookings?

    Yes. In addition to deals on Peoria to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Ireland.

  • Can I find deals for business class flights from Peoria to Ireland?

    Yes. Cheapflights offers flight deals from Peoria to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Peoria, Illinois to Ireland?

    Currently, February is the cheapest month in which you can book a flight from Peoria, Illinois to Ireland (average of $544). Flying from Peoria, Illinois to Ireland in December is currently the most expensive (average of $4,077). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Peoria to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Madrid flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to Dublin flights
O'Hare Intl to Istanbul flights
O'Hare Intl to Orly flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to Munich flights
O'Hare Intl to Lisbon flights
O'Hare Intl to Zurich flights
O'Hare Intl to Stansted flights
O'Hare Intl to Athens flights
Midway to Heathrow flights
Midway to Charles de Gaulle flights
O'Hare Intl to Luton flights
O'Hare Intl to Malpensa flights
O'Hare Intl to Bruxelles-National flights
Midway to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Copenhagen flights
O'Hare Intl to Krakow flights
O'Hare Intl to Vienna flights
O'Hare Intl to Sabiha Gokcen flights
Midway to Madrid flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Linate flights
Midway to Dublin flights
Midway to Frederic Chopin flights
St. Louis to Heathrow flights
O'Hare Intl to Berlin flights
O'Hare Intl to Prague flights
O'Hare Intl to Edinburgh flights
Midway to Lisbon flights
Midway to Barcelona-El Prat flights
Midway to Athens flights
O'Hare Intl to Belgrade flights
Midway to Frankfurt flights
O'Hare Intl to Frankfurt-Hahn flights
Midway to Gatwick flights
O'Hare Intl to Geneva flights
Midway to Amsterdam flights
O'Hare Intl to Glasgow Intl flights
O'Hare Intl to Skopje flights
O'Hare Intl to Porto flights

Top 2 airlines flying from Peoria to Ireland

Discover the top 2 airlines that operate flights from Peoria to Ireland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$595Average$1,238FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$636Average$949FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.