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HK$2,999+ 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 20-5. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
13 May — 20 May1
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 13 April 2026.

Thu 12-1122:40
HKG
-
DUS
1 stop18h 50m
Air France
Mon 16-1118:25
DUS
-
HKG
1 stop17h 05m
Air France
Deal found 8-4HK$5,528
Wed 18-1121:45
HKG
-
DUS
1 stop27h 10m
Finnair
Sun 22-1109:55
DUS
-
HKG
1 stop26h 10m
Finnair
Deal found 8-4HK$5,552
Sun 23-820:10
HKG
-
DUS
1 stop17h 25m
Etihad Airways
Sun 30-811:00
DUS
-
HKG
1 stop16h 00m
Etihad Airways
Deal found 13-4HK$5,622
Sun 15-1121:45
HKG
-
DUS
1 stop27h 10m
Finnair
Thu 19-1118:40
DUS
-
HKG
1 stop17h 25m
Finnair
Deal found 8-4HK$5,646
Sun 14-620:10
HKG
-
DUS
1 stop17h 25m
Etihad Airways
Sat 20-611:00
DUS
-
HKG
1 stop16h 00m
Etihad Airways
Deal found 12-4HK$5,685
Wed 18-1122:40
HKG
-
DUS
2 stops22h 15m
Multiple Airlines
Sun 22-1120:45
DUS
-
HKG
1 stop14h 45m
Multiple Airlines
Deal found 8-4HK$5,794
Thu 12-1121:45
HKG
-
DUS
1 stop27h 10m
Finnair
Mon 16-1118:40
DUS
-
HKG
1 stop17h 25m
Finnair
Deal found 8-4HK$5,857
Tue 26-520:10
HKG
-
DUS
2 stops27h 00m
Multiple Airlines
Tue 2-616:55
DUS
-
HKG
2 stops34h 05m
Multiple Airlines
Deal found 11-4HK$6,084
Thu 12-1123:30
HKG
-
DUS
1 stop16h 25m
Multiple Airlines
Mon 16-1110:25
DUS
-
HKG
2 stops23h 00m
Multiple Airlines
Deal found 8-4HK$6,319
Sun 14-620:10
HKG
-
DUS
2 stops28h 05m
Multiple Airlines
Sat 20-618:45
DUS
-
HKG
2 stops32h 15m
Multiple Airlines
Deal found 12-4HK$6,327

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 13 April 2026.

Return from

HK$5,622

One-way from

HK$2,999

Popular in

July

Cheapest in

October

Average price

HK$7,462
Etihad Airways
  • Etihad Airways
  • 23-8-30-8
  • 2 total stops
  • 33h 25m total
  • Hong Kong to Düsseldorf
Search Deals
20-5
  • 20-5
  • 3 total stops
  • 49h 45m total
  • Hong Kong to Aachen
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (HK$620 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (HK$130 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 13 April 2026.
Use the filters below to find and compare flights to Aachen that are best for you.

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Tue 26-5

20:10-17:10

2 stops27h 00m

Duesseldorf Intl

Tue 2-6

16:55-09:00

2 stops34h 05m

HK$6,084

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Fri 8-5

18:25-19:15

1 stop30h 50m

Duesseldorf Intl

Thu 21-5

21:15-18:05

2 stops38h 50m

HK$6,538

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 25-5

18:25-13:25

1 stop25h 00m

Duesseldorf Intl

Mon 1-6

15:25-22:05

1 stop24h 40m

HK$6,538
Fastest return journey

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Thu 11-6

19:10-19:15

1 stop30h 05m

Duesseldorf Intl

Mon 15-6

21:15-22:05

1 stop18h 50m

HK$6,538
Cheapest one-way

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Wed 6-5

17:10-08:15

3 stops45h 05m

HK$3,798

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 4-5

21:10-19:15

2 stops28h 05m

HK$4,095

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Wed 27-5

21:10-19:15

2 stops28h 05m

HK$4,095

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Fri 1-5

21:10-19:15

2 stops28h 05m

HK$4,095

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Mon 25-5

21:10-19:15

2 stops28h 05m

HK$4,134
Fastest single journey

Hong KongDüsseldorf

HKG - DUS

HKGDUS

Hong Kong Intl

Sat 23-5

00:05-13:25

1 stop19h 20m

HK$4,142

Flights are sorted by cheapest return flights first.

Deals found on 13-4

Showing 1-10 of 11 resultsSorted by cheapest first
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 17 hours 25 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 airline flying from Hong Kong to Aachen is SWISS.

SWISS
SWISS
From HK$4,555

What are the cheapest airlines that fly to Aachen?

The cheapest airline flying from Hong Kong to Aachen is 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 13 April 2026.
See what other customers who have flown with SWISS 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.
SWISS
7.5
Good
1,918 reviews
Check prices

Entertainment

6.8

Boarding

7.7

Food

7.1

Crew

8.3

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.
SWISS
7.5
Good
1,918 reviews
SWISS
7.5
Good
1,918 reviews
Check prices

Entertainment

6.8

Boarding

7.7

Food

7.1

Crew

8.3

Overall

7.5

Comfort

7.4

Reviews

1 / 20
6.0
Good

CFJ,Mar 2026

ZRH - VCE

Swiss International Airlines is heading towards becoming a budget carrier. The seats are in comfortable and have absolutely no recline. The crew are friendly, but offer a few services. At least they all line is usually punctual.

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$2,526, however they can be found for as little as HK$2,526.

  • 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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