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HK$2,329+ 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 13-5. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
23 Mar — 30 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Aachen in 2026

Enter your travel dates to find the best prices.

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 21 February 2026.

Mon 2-323:45
HKG
-
DUS
1 stop17h 10m
Multiple Airlines
Tue 17-318:35
DUS
-
HKG
1 stop16h 10m
Multiple Airlines
Deal found 17-2HK$5,376
Mon 6-423:05
HKG
-
DUS
1 stop16h 00m
SWISS
Mon 13-419:05
DUS
-
HKG
1 stop15h 30m
SWISS
Deal found 19-2HK$5,509
Thu 12-310:00
HKG
-
DUS
1 stop34h 05m
Turkish Airlines
Mon 16-314:10
DUS
-
HKG
1 stop19h 55m
Turkish Airlines
Deal found 20-2HK$6,353
Mon 6-423:25
HKG
-
DUS
2 stops19h 15m
Multiple Airlines
Mon 13-419:05
DUS
-
HKG
1 stop15h 30m
Multiple Airlines
Deal found 19-2HK$6,439
Sun 22-200:25
HKG
-
DUS
1 stop19h 45m
Qatar Airways
Sun 8-314:45
DUS
-
HKG
1 stop23h 55m
Qatar Airways
Deal found 17-2HK$6,627
Thu 30-415:05
HKG
-
DUS
2 stops23h 05m
Finnair
Wed 13-508:55
DUS
-
HKG
1 stop26h 45m
Finnair
Deal found 19-2HK$6,806
Mon 6-420:55
HKG
-
DUS
2 stops41h 15m
Finnair
Mon 13-418:45
DUS
-
HKG
2 stops39h 55m
Finnair
Deal found 19-2HK$6,908
Thu 9-411:50
HKG
-
DUS
2 stops26h 20m
Finnair
Sat 18-418:45
DUS
-
HKG
2 stops34h 50m
Finnair
Deal found 18-2HK$6,947
Mon 2-317:55
HKG
-
DUS
1 stop20h 15m
Qatar Airways
Tue 17-321:00
DUS
-
HKG
2 stops41h 40m
Qatar Airways
Deal found 17-2HK$7,103

Find flight deals to Aachen

Find the latest flights to Aachen in 2026, 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 21 February 2026.

Return from

HK$5,509

One-way from

HK$2,329

Popular in

July

Cheapest in

October

Average price

HK$5,486
SWISS
  • SWISS
  • 6-4-13-4
  • 2 total stops
  • 31h 30m total
  • Hong Kong to Düsseldorf
Search Deals
13-5
  • 13-5
  • 2 total stops
  • 35h 45m total
  • Hong Kong to Aachen
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$634 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$129 potential savings vs. average return price).
Search Deals
Average for return flights in February 2026
Search Deals

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 21 February 2026.
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

Thu 12-3

10:00-13:05

1 stop34h 05m

Duesseldorf Intl

Mon 16-3

18:35-17:05

1 stop15h 30m

HK$6,361

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 30-4

15:05-08:10

2 stops23h 05m

Duesseldorf Intl

Wed 13-5

08:55-17:40

1 stop26h 45m

HK$6,806

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 6-4

20:55-08:10

2 stops41h 15m

Duesseldorf Intl

Mon 13-4

18:45-16:40

2 stops39h 55m

HK$6,908

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 9-4

15:05-08:10

2 stops23h 05m

Duesseldorf Intl

Sat 18-4

18:45-15:05

2 stops38h 20m

HK$6,947

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 12-3

15:10-09:10

2 stops25h 00m

Duesseldorf Intl

Mon 16-3

11:05-19:00

2 stops24h 55m

HK$7,135

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 23-7

20:55-08:10

1 stop17h 15m

Duesseldorf Intl

Mon 10-8

18:45-11:35

2 stops34h 50m

HK$7,213

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Wed 13-5

10:30-16:15

2 stops35h 45m

HK$2,329

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 3-3

13:45-20:15

2 stops37h 30m

HK$2,352

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Wed 27-5

08:30-16:15

2 stops37h 45m

HK$2,532

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 7-4

20:15-19:55

2 stops29h 40m

HK$3,204

Flights are sorted by cheapest return flights first.

Deals found on 18-2

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 5 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$4,642
Finnair
Finnair
From HK$4,694

What are the cheapest airlines that fly to Aachen?

The cheapest airlines flying from Hong Kong to Aachen are 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 21 February 2026.
See what other customers who have flown with Finnair, SWISS, andLufthansa 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
1,365 reviews
Check prices

Food

6.7

Comfort

7.4

Overall

7.6

Crew

8.2

Boarding

7.7

Entertainment

6.9

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
1,365 reviews
Finnair
7.6
Good
1,365 reviews
Check prices

Food

6.7

Comfort

7.4

Overall

7.6

Crew

8.2

Boarding

7.7

Entertainment

6.9

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
1,878 reviews
Finnair
7.6
Good
1,365 reviews
Check prices

Food

6.7

Comfort

7.4

Overall

7.6

Crew

8.2

Boarding

7.7

Entertainment

6.9

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
7,794 reviews
Finnair
7.6
Good
1,365 reviews
Check prices

Food

6.7

Comfort

7.4

Overall

7.6

Crew

8.2

Boarding

7.7

Entertainment

6.9

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, SWISS 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$1,417, however they can be found for as little as HK$982.

  • 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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