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HK$2,626+ 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 20-9. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
5 Sep — 12 Sep1
1 adult

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 70,647 searches and data was last updated on 31 August 2025.

Return from

HK$4,325

One-way from

HK$2,626

Popular in

January

Cheapest in

October

Average price

HK$6,601
Air France
  • Air France
  • 12-10-27-10
  • 2 total stops
  • 35h 55m total
  • Hong Kong to Düsseldorf
Search Deals
20-9
  • 20-9
  • 2 total stops
  • 42h 20m total
  • Hong Kong to Aachen
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (HK$15,748 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (HK$2,832 potential savings vs. average return price).
Search Deals
Average for return flights in August 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 31 August 2025.

Sun 12-1022:45HKG - DUS
1 stop21h 10mMultiple Airlines
Mon 27-1020:45DUS - HKG
1 stop14h 45mMultiple Airlines
Deal found 30-8HK$4,325
Sun 12-1022:45HKG - DUS
1 stop29h 40mKLM
Mon 27-1018:40DUS - HKG
2 stops16h 50mKLM
Deal found 30-8HK$4,590
Sun 12-1022:20HKG - DUS
1 stop25h 40mAir France
Mon 27-1018:25DUS - HKG
1 stop17h 05mAir France
Deal found 29-8HK$4,723
Tue 14-1023:15HKG - DUS
1 stop20h 50mSWISS
Tue 21-1019:55DUS - HKG
1 stop14h 45mSWISS
Deal found 30-8HK$5,089
Tue 14-1017:55HKG - DUS
2 stops32h 20mMultiple Airlines
Tue 21-1006:25DUS - HKG
2 stops23h 20mMultiple Airlines
Deal found 30-8HK$5,487
Sun 12-1021:50HKG - DUS
2 stops39h 50mFinnair
Mon 27-1011:05DUS - HKG
2 stops24h 55mFinnair
Deal found 29-8HK$5,822
Mon 13-1001:45HKG - DUS
2 stops39h 25mFinnair
Tue 21-1008:25DUS - HKG
2 stops28h 40mFinnair
Deal found 30-8HK$5,884

Cheapflights Fare Finder

 
Locate flights to Aachen that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 31 August 2025.
Use the filters below to find and compare flights to Aachen that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 12-10

22:45-13:55

1 stop21h 10m

Duesseldorf Intl

Mon 27-10

20:45-18:30

1 stop14h 45m

HK$4,325

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 12-10

22:45-22:25

1 stop29h 40m

Duesseldorf Intl

Mon 27-10

18:40-18:30

2 stops16h 50m

HK$4,590

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 12-10

22:20-18:00

1 stop25h 40m

Duesseldorf Intl

Mon 27-10

18:25-18:30

1 stop17h 05m

HK$4,723

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 14-10

23:15-14:05

1 stop20h 50m

Duesseldorf Intl

Tue 21-10

19:55-16:40

1 stop14h 45m

HK$5,089

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 14-10

17:55-20:15

2 stops32h 20m

Duesseldorf Intl

Tue 21-10

06:25-11:45

2 stops23h 20m

HK$5,487

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 12-10

21:50-07:40

2 stops39h 50m

Duesseldorf Intl

Mon 27-10

11:05-19:00

2 stops24h 55m

HK$5,822

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 13-10

01:45-11:10

2 stops39h 25m

Duesseldorf Intl

Tue 21-10

08:25-19:05

2 stops28h 40m

HK$5,884

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 22-9

07:30-08:15

2 stops30h 45m

HK$2,626

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sat 20-9

20:05-08:25

2 stops42h 20m

HK$2,626

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 23-9

08:50-09:35

3 stops54h 45m

HK$2,946

Flights are sorted by cheapest return flights first.

Deals found on 29-8

Showing 1-10 of 14 results
1
2

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

How long is the flight to Aachen?

On average, a flight from Hong Kong to Aachen takes 15 hours 35 minutes. Flights to Aachen from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Aachen?

The most popular airlines flying from Hong Kong to Aachen are SWISS, Lufthansa and Finnair.

SWISS
SWISS
From HK$615
Lufthansa
Lufthansa
From HK$516
Finnair
Finnair
From HK$601
Qatar Airways
Qatar Airways
From HK$903

What are the cheapest airlines that fly to Aachen?

The cheapest airlines flying from Hong Kong to Aachen are Lufthansa, Finnair and SWISS.

Rainfall in Aachen by month

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

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

Get insights into the airlines that provide service to Aachen. 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 Aachen. Reviews last updated 31 August 2025.
See what other customers who have flown with Finnair, SWISS, andQatar Airways to Germany have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
SWISS
7.6
Good
1,717 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Qatar Airways
7.4
Good
3,613 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Turkish Airlines
7.3
Good
3,951 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Lufthansa
6.8
Okay
7,375 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Comfort

7.5

Entertainment

6.9

Crew

8.1

Overall

7.6

Boarding

7.6

Food

6.7

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

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, Lufthansa 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 HK$169, however they can be found for as little as HK$159.

  • Does Duesseldorf Intl have rental cars?

    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

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