Question 1

What are the cheapest airlines to fly from Ireland to Heidelberg one-way?

Accepted Answer

The cheapet airlines for a one-way flight from Ireland to Heidelberg are Lufthansa (£57), KLM (£68), and Scandinavian Airlines (£75).

Question 2

What is the cheapest month to book a flight from Ireland to Heidelberg?

Accepted Answer

Currently, February is the cheapest month in which you can book a flight from Ireland to Heidelberg (average of £187). Flying from Ireland to Heidelberg in July is currently the most expensive (average of £255). 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.

Question 3

What is the cheapest day to fly from Ireland to Heidelberg?

Accepted Answer

Travellers seeking maximum savings on their Ireland to Heidelberg flight should consider departing on Tuesday at midday when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 4

Weekly flight availability from Ireland to Heidelberg

Accepted Answer

The most flights from IE0 to HE1 are scheduled on a Tuesday (21 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).

Question 5

E

Accepted Answer

In terms of precipitation, rainfall in Heidelberg ranges from 40.0 - 70.0 inches per month. June is typically the wettest month, when rainfall can reach 70.0 mm. January is typically the driest time to visit Heidelberg when rainfall is around 40.0 mm.

Question 6

E

Accepted Answer

If weather is an important factor for your trip to Heidelberg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 18.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Question 7

What are the cheapest flights from Ireland to Heidelberg?

Accepted Answer

While on average a flight from Ireland to Heidelberg is generally £1,153, our data shows the cheapest flight currently is £108. When looking at the most popular route, (Dublin - Frankfurt am Main), you can expect to pay £76 for that flight.

Question 8

What are the most reliable airlines from Ireland to Heidelberg?

Accepted Answer

Consider Oman Air (98%), LOT (96%) or Aer Lingus (96%) when booking your flight. These represent the most reliable airlines when flying from Ireland to Heidelberg.

Question 9

What are the most popular airlines that fly from Ireland to Heidelberg?

Accepted Answer

The most popular airlines flying from Ireland to Heidelberg are Aer Lingus, Ryanair and Lufthansa. Something to consider prior to booking your flight.

Question 10

How far in advance should I book a flight from Ireland to Heidelberg?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 40 days in advance, which can save you up to 317% on flights from Ireland to Heidelberg compared to booking the week you need them. Waiting 40 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £138. For sooner than that we have options available in the next 3 days from £183.

Question 11

What is the cheapest month to fly from Ireland to Heidelberg?

Accepted Answer

January can be a great time to fly to Heidelberg from Ireland with a flight ticket averaging about £134. Cheapflights users have found deals in the month of January for as cheap as £39. The most expensive prices can be found in the month of July.

Question 12

What is the cheapest time of day to fly from IE to HE1?

Accepted Answer

When flying from Ireland to Heidelberg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Question 13

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

Accepted Answer

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

Question 14

How can I find direct flights from Ireland to Heidelberg?

Accepted Answer

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

Question 15

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

Accepted Answer

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

Question 16

How does Cheapflights help users find flights from Ireland to Heidelberg?

Accepted Answer

Cheapflights makes it easy to find Ireland to Heidelberg flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Question 17

Why should you use Cheapflights to find cheap flight tickets from Ireland to Heidelberg?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Ireland to Heidelberg by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 18

Can Cheapflights find flights from Ireland to Heidelberg with no change fees?

Accepted Answer

Certainly. Search results for flights to Heidelberg from Ireland shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Question 19

Can Cheapflights notify me if prices for flights from Ireland to Heidelberg become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Ireland to Heidelberg and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	£85
One-way from	£57
Popular in	July
Cheapest in	January
Average price	£201

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£25	Average£57	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Aer Lingus	Cheapest£57	Average£109	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Lufthansa	Cheapest£87	Average£152	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

Cheap flights from Ireland to Heidelberg from £57

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Heidelberg

Keep the following information in mind while searching for Ireland to Heidelberg flight deals. Data was last updated 15 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Heidelberg

Cheapest flights from Ireland to HeidelbergExplore the most affordable flight options available from Ireland to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Explore the most affordable flight options available from Ireland to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

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Use the filters below to find and compare flights from Ireland to Heidelberg that are best for you.

Best time to book a flight from Ireland to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg from Ireland with our price prediction graph.

Cheapflights Insights

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

What is the cheapest month to book a flight from Ireland to Heidelberg?

What is the cheapest time of day to fly from IE to HE1?

Find hourly flight availability from Ireland to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

Weekly flight availability from Ireland to Heidelberg

Explore weekly flight availability from Ireland to Heidelberg. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 July 2025.

Reviews of airlines servicing Heidelberg

See what other customers who have flown with Aegean Airlines, KLM, andSWISS from Ireland to Heidelberg have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from Ireland to Heidelberg one-way?

What are the most reliable airlines from Ireland to Heidelberg?

What are the cheapest flights from Ireland to Heidelberg?

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

How can I find direct flights from Ireland to Heidelberg?

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

What is the cheapest month to book a flight from Ireland to Heidelberg?

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Alternative routes for Ireland to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ireland to Heidelberg

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How does Cheapflights help users find flights from Ireland to Heidelberg?

Why should you use Cheapflights to find cheap flight tickets from Ireland to Heidelberg?

Can Cheapflights find flights from Ireland to Heidelberg with no change fees?

Can Cheapflights notify me if prices for flights from Ireland to Heidelberg become cheaper?

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Cheapest flights from Ireland to Heidelberg
Explore the most affordable flight options available from Ireland to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.