What is the cheapest month to fly to Aachen?

Currently, the cheapest month for flights to Aachen is February . The most expensive month for flights is June . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Can I find cheaper flights to Aachen if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Aachen on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Aachen?

Based on reviews from Cheapflights users, Turkish Airlines is rated the highest out of the airlines that fly to Aachen.

How much is a return flight to Aachen?

A return flight to Aachen will typically cost around $100, however they can be found for as little as $40.

Where does the fastest flight to Aachen depart from?

For those looking to save time traveling to Aachen, Brisbane offers the quickest one-way flight (23 hours 35 minutes).

Does Duesseldorf Intl have car hire?

Yes. Those touching down at Duesseldorf Intl can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Duesseldorf Intl?

Yes. Duesseldorf Intl has hotels nearby for those requiring accommodations. Sheraton Düsseldorf Airport Hotel is the closest property to Duesseldorf Intl (0.0 km away from Duesseldorf Intl).

$617+ Cheap Flights to Aachen

Flights to Aachen in 2025

Return from	$1,629
One-way from	$617
Popular in	December
Cheapest in	February
Average price	$2,193

30/10-6/11
4 total stops
59h 00m total
Sydney to Düsseldorf

Search Deals

20/11
3 total stops
32h 50m total
Sydney to Aachen

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($186 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($93 potential savings vs. average return price).

Search Deals

Average for return flights in September 2025

Search Deals

Find flight deals to Aachen

Cheapest flights to Aachen
Explore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.

Thu 30/1015:55SYD - DUS

2 stops31h 10mMultiple Airlines

Thu 6/1118:35DUS - SYD

2 stops27h 50mMultiple Airlines

Deal found 10/9$1,629

Sun 26/1015:55SYD - DUS

2 stops27h 25mMultiple Airlines

Sun 2/1110:45DUS - SYD

2 stops46h 35mMultiple Airlines

Deal found 11/9$1,678

Wed 22/1013:50SYD - DUS

2 stops39h 50mMultiple Airlines

Sat 25/1007:00DUS - SYD

2 stops45h 05mMultiple Airlines

Deal found 9/9$1,739

Sat 25/1021:30SYD - DUS

2 stops34h 30mMultiple Airlines

Sat 1/1110:40DUS - SYD

2 stops33h 55mMultiple Airlines

Deal found 10/9$1,796

Thu 30/1021:30SYD - DUS

1 stop43h 30mEtihad Airways

Thu 6/1109:15DUS - SYD

1 stop22h 40mEtihad Airways

Deal found 10/9$1,843

Thu 30/1021:30SYD - DUS

2 stops34h 10mChina Eastern

Thu 6/1114:30DUS - SYD

2 stops37h 05mChina Eastern

Deal found 10/9$1,859

Tue 16/914:50SYD - DUS

2 stops26h 15mMultiple Airlines

Mon 17/1118:35DUS - SYD

2 stops26h 00mMultiple Airlines

Deal found 10/9$1,965

Thu 30/1016:20SYD - DUS

2 stops28h 55mBritish Airways

Thu 6/1114:00DUS - SYD

2 stops30h 55mBritish Airways

Deal found 10/9$1,974

Best flights to Aachen
Discover carefully curated flight deals to Aachen that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2025.

Thu 30/1015:55SYD - DUS

2 stops31h 10mMultiple Airlines

Thu 6/1118:35DUS - SYD

2 stops27h 50mMultiple Airlines

Deal found 10/9$1,629

Thu 30/1021:30SYD - DUS

1 stop43h 30mEtihad Airways

Thu 6/1109:15DUS - SYD

1 stop22h 40mEtihad Airways

Deal found 10/9$1,843

Thu 30/1021:30SYD - DUS

2 stops34h 10mChina Eastern

Thu 6/1114:30DUS - SYD

2 stops37h 05mChina Eastern

Deal found 10/9$1,859

Thu 30/1016:20SYD - DUS

2 stops28h 55mBritish Airways

Thu 6/1114:00DUS - SYD

2 stops30h 55mBritish Airways

Deal found 10/9$1,974

Thu 30/1010:20SYD - DUS

3 stops40h 45mAir Canada

Thu 6/1107:00DUS - SYD

2 stops40h 35mAir Canada

Deal found 10/9$2,164

Wed 22/1013:50SYD - DUS

2 stops39h 50mMultiple Airlines

Sat 25/1007:00DUS - SYD

2 stops45h 05mMultiple Airlines

Deal found 9/9$1,739

Sun 1/216:35SYD - DUS

1 stop24h 25mEtihad Airways

Sat 28/209:15DUS - SYD

1 stop35h 20mEtihad Airways

Deal found 11/9$1,861

Sat 25/1021:30SYD - DUS

2 stops34h 30mMultiple Airlines

Sat 1/1109:10DUS - SYD

3 stops35h 25mMultiple Airlines

Deal found 10/9$1,882

Sun 26/1010:20SYD - DUS

3 stops38h 20mAir Canada

Sun 2/1107:00DUS - SYD

3 stops40h 35mAir Canada

Deal found 11/9$2,202

Sun 26/1022:05SYD - DUS

3 stops33h 50mMultiple Airlines

Sun 2/1118:20DUS - SYD

2 stops35h 10mMultiple Airlines

Deal found 11/9$1,942

Last-minute flights to Aachen
Discover last-minute flight deals to Aachen. Data last updated 12 September 2025 and is based on user searches.

Tue 16/914:50SYD - DUS

2 stops26h 15mMultiple Airlines

Mon 17/1118:35DUS - SYD

2 stops26h 00mMultiple Airlines

Deal found 10/9$1,965

Wed 22/1013:50SYD - DUS

2 stops39h 50mMultiple Airlines

Sat 25/1007:00DUS - SYD

2 stops45h 05mMultiple Airlines

Deal found 9/9$1,739

Sat 25/1021:30SYD - DUS

2 stops34h 30mMultiple Airlines

Sat 1/1110:40DUS - SYD

2 stops33h 55mMultiple Airlines

Deal found 10/9$1,796

Sun 26/1015:55SYD - DUS

2 stops27h 25mMultiple Airlines

Sun 2/1110:45DUS - SYD

2 stops46h 35mMultiple Airlines

Deal found 11/9$1,678

Thu 30/1015:55SYD - DUS

2 stops31h 10mMultiple Airlines

Thu 6/1118:35DUS - SYD

2 stops27h 50mMultiple Airlines

Deal found 10/9$1,629

Thu 30/1021:30SYD - DUS

1 stop43h 30mEtihad Airways

Thu 6/1109:15DUS - SYD

1 stop22h 40mEtihad Airways

Deal found 10/9$1,843

Thu 30/1021:30SYD - DUS

2 stops34h 10mChina Eastern

Thu 6/1114:30DUS - SYD

2 stops37h 05mChina Eastern

Deal found 10/9$1,859

Thu 30/1016:20SYD - DUS

2 stops28h 55mBritish Airways

Thu 6/1114:00DUS - SYD

2 stops30h 55mBritish Airways

Deal found 10/9$1,974

One-way flights to Aachen
Search for one-way flight options to Aachen. Find affordable one-way fares based on user searches. Data last updated 12 September 2025.

Thu 20/1120:05SYD - DUS

3 stops32h 50mMultiple Airlines

Deal found 10/9$617

Wed 29/1020:05SYD - DUS

3 stops46h 10mMultiple Airlines

Deal found 10/9$626

Sat 17/117:35SYD - DUS

3 stops53h 15mMultiple Airlines

Deal found 10/9$716

Tue 27/111:15SYD - DUS

3 stops45h 10mMultiple Airlines

Deal found 11/9$722

Thu 29/114:20SYD - DUS

2 stops32h 30mMultiple Airlines

Deal found 10/9$740

Thu 15/111:15SYD - DUS

3 stops58h 15mMultiple Airlines

Deal found 10/9$793

Mon 9/320:05SYD - DUS

3 stops44h 55mMultiple Airlines

Deal found 10/9$814

Fly from

Route

Depart

Return

Price

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Thu 30/10

15:55-13:05

2 stops31h 10m

Duesseldorf Intl

Thu 6/11

18:35-08:25

2 stops27h 50m

$1,629

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Wed 22/10

13:50-20:40

2 stops39h 50m

Duesseldorf Intl

Sat 25/10

07:00-13:05

2 stops45h 05m

$1,739

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Thu 30/10

21:30-07:00

1 stop43h 30m

Duesseldorf Intl

Thu 6/11

09:15-17:55

1 stop22h 40m

$1,843

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Thu 30/10

21:30-21:40

2 stops34h 10m

Duesseldorf Intl

Thu 6/11

14:30-13:35

2 stops37h 05m

$1,859

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Sun 1/2

16:35-07:00

1 stop24h 25m

Duesseldorf Intl

Sat 28/2

09:15-06:35

1 stop35h 20m

$1,861

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Sat 25/10

21:30-23:00

2 stops34h 30m

Duesseldorf Intl

Sat 1/11

09:10-06:35

3 stops35h 25m

$1,882

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Sun 26/10

22:05-21:55

3 stops33h 50m

Duesseldorf Intl

Sun 2/11

18:20-15:30

2 stops35h 10m

$1,942

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Thu 30/10

16:20-11:15

2 stops28h 55m

Duesseldorf Intl

Thu 6/11

14:00-06:55

2 stops30h 55m

$1,974

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Thu 30/10

10:20-17:05

3 stops40h 45m

Duesseldorf Intl

Thu 6/11

07:00-09:35

2 stops40h 35m

$2,164

SydneyDüsseldorf

SYD - DUS

SYDDUS

Sydney Kingsford Smith

Sun 26/10

10:20-15:40

3 stops38h 20m

Duesseldorf Intl

Sun 2/11

07:00-09:35

3 stops40h 35m

$2,202

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 19 results

Best time to book a flight to Aachen

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

Estimated return 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 to Aachen

When is the best time to book a flight to Aachen?

To ensure you get the cheapest price possible for a flight to Aachen, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Aachen?

On average, a flight from Sydney to Aachen takes 26 hours 15 minutes. Flights to Aachen from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Aachen?

Users looking for the lowest fares to Aachen should consider flying on Saturday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday at midday, when prices are usually at their highest.

What are the most popular airlines that fly to Aachen?

The most popular airlines flying from Sydney to Aachen are Qatar Airways, Etihad Airways and Emirates.

What are the cheapest airlines that fly to Aachen?

The cheapest airlines flying from Sydney to Aachen are Turkish Airlines, Japan Airlines and China Eastern.

Rainfall in Aachen by month

In terms of precipitation, rainfall in Aachen ranges from 30.0 - 80.0 mm per month. July is typically the wettest month, when rainfall can reach 80.0 mm. March is typically the driest time to visit Aachen when rainfall is around 30.0 mm.

Temperature in Aachen by month

If weather is an important factor for your trip to Aachen, use this chart to help with planning. For those seeking warmer temperatures, August 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).

Reviews of airlines servicing Aachen

Read through reviews of airlines serving Germany, such as Emirates, Qantas Airways, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Emirates

8.1

Very Good

3,334 reviews

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Qantas Airways

7.5

Good

905 reviews

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Qatar Airways

7.4

Good

3,624 reviews

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Etihad Airways

7.4

Good

1,250 reviews

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

Turkish Airlines

7.3

Good

3,968 reviews

Emirates

8.1

Very Good

3,334 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Muhammed,June 2025

DXB - DUR

Amazing. Not bad at all. Wish all my flights are like this

FAQs about flying to Aachen

Can I find cheaper flights to Aachen if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Aachen on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Aachen?
Based on reviews from Cheapflights users, Turkish Airlines is rated the highest out of the airlines that fly to Aachen.
How much is a return flight to Aachen?
A return flight to Aachen will typically cost around $100, however they can be found for as little as $40.
Where does the fastest flight to Aachen depart from?
For those looking to save time traveling to Aachen, Brisbane offers the quickest one-way flight (23 hours 35 minutes).
Does Duesseldorf Intl have car hire?
Yes. Those touching down at Duesseldorf Intl can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Duesseldorf Intl?
Yes. Duesseldorf Intl has hotels nearby for those requiring accommodations. Sheraton Düsseldorf Airport Hotel is the closest property to Duesseldorf Intl (0.0 km away from Duesseldorf Intl).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Airports serving Aachen

Flights to Duesseldorf Intl

Other flight destinations closest to Aachen

Flights to Frankfurt am Main

Flights to Düsseldorf

Fly with Cheapflights

How does Cheapflights help users find flights to Aachen?

When you search for this flight to Aachen, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets to Aachen?

Millions of users choose and trust Cheapflights to book the best flight deals to Aachen for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Aachen with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Aachen flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Aachen become cheaper?

Not ready to book yet? You can track prices for flights to Aachen on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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$617+ Cheap flights to Aachen

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 20/11. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Aachen in 2025

Find the latest flights to Aachen in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 12 September 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Find flight deals to Aachen

Cheapest flights to AachenExplore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.

Explore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights to Aachen that are best for you.

Best time to book a flight to Aachen

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

Cheapflights Insights

Everything you need to know about your flight to Aachen

When is the best time to book a flight to Aachen?

Use this chart to determine the optimal time to book a return flight from Sydney to Aachen. Price data was last updated on 29 August 2025.

How long is the flight to Aachen?

When is the cheapest time to fly to Aachen?

Use this chart to determine the cheapest time to fly return from Sydney to Aachen. Price data was last updated on 16 December 2024.

What are the most popular airlines that fly to Aachen?

What are the cheapest airlines that fly to Aachen?

Rainfall in Aachen by month

Plan your trip to Aachen by taking into account the average rainfall totals by month.

Temperature in Aachen by month

Plan your trip to Aachen by taking into account the average temperature totals by month.

Reviews of airlines servicing Aachen

Read through reviews of airlines serving Germany, such as Emirates, Qantas Airways, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Aachen

Can I find cheaper flights to Aachen if I am willing to have stopovers?

What is the best airline to fly to Aachen?

How much is a return flight to Aachen?

Where does the fastest flight to Aachen depart from?

Does Duesseldorf Intl have car hire?

Are there hotels close to Duesseldorf Intl?

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.

Airports serving Aachen

Book a flight to or from one of these Aachen airports.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Aachen?

Why should you use Cheapflights to find cheap flight tickets to Aachen?

Can Cheapflights find flights to Aachen with no change fees?

Can Cheapflights notify me if prices for flights to Aachen become cheaper?

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Cheapest flights to Aachen
Explore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 12 September 2025.