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HK$2,364+ 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 29-10. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 16 September 2025.

Return from

HK$4,309

One-way from

HK$2,364

Popular in

January

Cheapest in

October

Average price

HK$7,202
KLM
  • KLM
  • 9-11-23-11
  • 2 total stops
  • 33h 10m total
  • Hong Kong to Düsseldorf
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29-10
  • 29-10
  • 2 total stops
  • 52h 40m total
  • Hong Kong to Aachen
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (HK$9,735 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (HK$2,608 potential savings vs. average return price).
Search Deals
Average for return flights in September 2025
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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 16 September 2025.

Sun 9-1123:25HKG - DUS
1 stop18h 30mKLM
Sun 23-1118:40DUS - HKG
1 stop14h 40mKLM
Deal found 14-9HK$4,309
Sun 9-1123:25HKG - DUS
2 stops21h 20mMultiple Airlines
Sun 23-1108:15DUS - HKG
1 stop25h 05mMultiple Airlines
Deal found 14-9HK$4,573
Sat 13-1220:20HKG - DUS
2 stops30h 55mMultiple Airlines
Fri 2-108:50DUS - HKG
2 stops23h 05mMultiple Airlines
Deal found 15-9HK$4,947
Thu 30-1020:20HKG - DUS
2 stops21h 15mMultiple Airlines
Thu 6-1106:50DUS - HKG
2 stops22h 50mMultiple Airlines
Deal found 15-9HK$5,196
Sat 13-1215:25HKG - DUS
2 stops35h 50mMultiple Airlines
Thu 1-121:00DUS - HKG
3 stops34h 55mMultiple Airlines
Deal found 15-9HK$5,631
Thu 30-1009:55HKG - DUS
2 stops30h 15mFinnair
Thu 6-1111:05DUS - HKG
1 stop25h 00mFinnair
Deal found 15-9HK$5,787

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 16 September 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 9-11

23:25-13:45

2 stops21h 20m

Duesseldorf Intl

Sun 23-11

08:15-16:20

1 stop25h 05m

HK$4,573

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 8-3

23:30-19:05

1 stop26h 35m

Duesseldorf Intl

Thu 12-3

14:55-17:45

1 stop19h 50m

HK$4,877

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 30-10

20:20-10:35

2 stops21h 15m

Duesseldorf Intl

Thu 6-11

06:50-12:40

2 stops22h 50m

HK$5,196

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 30-10

09:55-09:10

2 stops30h 15m

Duesseldorf Intl

Thu 6-11

11:05-19:05

1 stop25h 00m

HK$5,787

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sat 20-12

23:45-13:50

1 stop21h 05m

Duesseldorf Intl

Sat 10-1

09:45-17:45

1 stop25h 00m

HK$6,144

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 9-11

18:05-18:55

1 stop31h 50m

Duesseldorf Intl

Sun 23-11

14:30-21:50

1 stop24h 20m

HK$6,386

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 19-10

23:15-08:50

1 stop15h 35m

Duesseldorf Intl

Mon 3-11

06:50-17:45

2 stops27h 55m

HK$6,409

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Wed 29-10

16:55-14:35

2 stops52h 40m

HK$2,403

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 28-10

07:50-11:10

3 stops34h 20m

HK$2,434

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sun 26-10

20:20-10:45

2 stops21h 25m

HK$2,536

Flights are sorted by cheapest return flights first.

Deals found on 16-9

Showing 1-10 of 12 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 21 hours 15 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$582
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, SWISS and Finnair.

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 16 September 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
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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
1,323 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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
7.5
Good
1,730 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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
3,624 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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
3,968 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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
7,407 reviews
Finnair
7.6
Good
1,323 reviews
Check prices

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.6

Crew

8.1

Comfort

7.5

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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