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฿9,999+ 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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
6 Mar — 13 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 4 February 2026.

Sat 20/611:25
BKK
-
DUS
1 stop26h 15m
แอร์ฟร้านซ์
Fri 18/909:25
DUS
-
BKK
1 stop18h 50m
แอร์ฟร้านซ์
Deal found 3/2฿20,660
Tue 26/512:05
BKK
-
DUS
2 stops30h 45m
แอร์ฟร้านซ์
Wed 17/606:55
DUS
-
BKK
1 stop21h 20m
แอร์ฟร้านซ์
Deal found 2/2฿21,921
Fri 22/512:05
BKK
-
DUS
2 stops27h 45m
แอร์ฟร้านซ์
Wed 17/606:55
DUS
-
BKK
1 stop21h 20m
แอร์ฟร้านซ์
Deal found 2/2฿22,174
Sat 7/209:30
BKK
-
DUS
1 stop18h 10m
แอร์ฟร้านซ์
Mon 16/220:45
DUS
-
BKK
1 stop28h 45m
แอร์ฟร้านซ์
Deal found 2/2฿23,057
Thu 12/316:00
DMK
-
DUS
2 stops29h 50m
Multiple Airlines
Tue 17/309:15
DUS
-
DMK
2 stops19h 45m
Multiple Airlines
Deal found 3/2฿23,120
Mon 30/308:55
BKK
-
DUS
2 stops29h 35m
Multiple Airlines
Tue 5/518:45
DUS
-
BKK
2 stops32h 20m
Multiple Airlines
Deal found 3/2฿23,278
Thu 5/319:10
BKK
-
DUS
3 stops32h 45m
Multiple Airlines
Mon 9/314:05
DUS
-
BKK
3 stops22h 20m
Multiple Airlines
Deal found 4/2฿23,341
Sat 7/209:30
BKK
-
DUS
2 stops18h 40m
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Mon 16/208:15
DUS
-
BKK
1 stop16h 55m
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
Deal found 2/2฿23,372
Tue 26/512:05
BKK
-
DUS
1 stop30h 50m
Multiple Airlines
Wed 17/606:55
DUS
-
BKK
1 stop21h 20m
Multiple Airlines
Deal found 2/2฿23,719
Mon 30/320:50
DMK
-
DUS
3 stops27h 35m
Multiple Airlines
Tue 5/517:10
DUS
-
DMK
3 stops23h 00m
Multiple Airlines
Deal found 3/2฿27,315
Sat 4/406:30
DMK
-
DUS
3 stops30h 50m
Multiple Airlines
Mon 4/510:40
DUS
-
DMK
3 stops34h 55m
Multiple Airlines
Deal found 1/2฿27,820
Mon 20/418:00
DMK
-
DUS
2 stops50h 45m
Multiple Airlines
Fri 1/517:30
DUS
-
DMK
2 stops36h 35m
Multiple Airlines
Deal found 2/2฿38,165

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 17,341 searches and data was last updated on 4 February 2026.

Return from

฿20,660

One-way from

฿9,999

Popular in

February

Cheapest in

June

Average price

฿37,345
แอร์ฟร้านซ์
  • แอร์ฟร้านซ์
  • 20/6-18/9
  • 2 total stops
  • 45h 05m total
  • Bangkok to Düsseldorf
Search Deals
7/3
  • 7/3
  • 2 total stops
  • 30h 05m total
  • Bangkok to Aachen
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (฿1,006 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿472 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 17,341 searches and data was last updated on 4 February 2026.
Use the filters below to find and compare flights to Aachen that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Thu 12/3

16:00-15:50

2 stops29h 50m

Duesseldorf Intl

Tue 17/3

09:15-11:00

2 stops19h 45m

฿23,120

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 5/3

19:10-21:55

3 stops32h 45m

Duesseldorf Intl

Mon 9/3

14:05-18:25

3 stops22h 20m

฿23,341

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 25/3

11:35-11:40

2 stops30h 05m

Duesseldorf Intl

Tue 16/6

11:00-06:15

1 stop14h 15m

฿24,886

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 25/3

15:00-09:10

1 stop24h 10m

Duesseldorf Intl

Wed 17/6

11:15-05:30

1 stop37h 15m

฿25,296

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Mon 30/3

20:50-19:25

3 stops27h 35m

Duesseldorf Intl

Tue 5/5

17:10-21:10

3 stops23h 00m

฿27,315

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Sat 4/4

06:30-08:20

3 stops30h 50m

Duesseldorf Intl

Mon 4/5

10:40-02:35

3 stops34h 55m

฿27,820

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 12/3

12:15-10:25

2 stops28h 10m

Duesseldorf Intl

Mon 16/3

19:45-08:10

2 stops30h 25m

฿29,428

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Mon 30/3

07:05-18:00

1 stop15h 55m

Duesseldorf Intl

Tue 5/5

11:15-05:30

1 stop37h 15m

฿29,965

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 31/3

07:05-10:30

1 stop32h 25m

Duesseldorf Intl

Wed 29/4

08:55-05:30

1 stop15h 35m

฿29,996

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Mon 20/4

18:00-15:45

2 stops50h 45m

Duesseldorf Intl

Fri 1/5

17:30-11:05

2 stops36h 35m

฿38,165

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 31 results
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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?

Use this chart to determine the optimal time to book a return flight from Bangkok to Aachen. Price data was last updated on 30 January 2026.

The best time to book flights to Aachen is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

How long is the flight to Aachen?

On average, a flight from Bangkok to Aachen takes 25 hours 20 minutes. Flights to Aachen from other popular cities in Thailand 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 Bangkok to Aachen are Finnair, Emirates and เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์.

Finnair
Finnair
From ฿23,020
Emirates
Emirates
From ฿37,374
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
From ฿21,323
ลุฟท์ฮันซ่า
ลุฟท์ฮันซ่า
From ฿27,285

What are the cheapest airlines that fly to Aachen?

The cheapest airlines flying from Bangkok to Aachen are เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์, Finnair and เตอร์กิชแอร์ไลน์.

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 4 February 2026.
Read reviews from past customers who have flown Emirates, เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์, andFinnair to Germany. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Emirates
8.1
Very Good
3,503 reviews
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.7
Good
1,448 reviews
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Finnair
7.6
Good
1,357 reviews
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
เตอร์กิชแอร์ไลน์
7.3
Good
4,210 reviews
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
ลุฟท์ฮันซ่า
6.8
Okay
7,759 reviews
Emirates
8.1
Very Good
3,503 reviews
Check prices

Boarding

8.1

Food

7.9

Overall

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

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, เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ is rated the highest out of the airlines that fly to Aachen.

  • Where does the fastest flight to Aachen depart from?

    For those looking to save time traveling to Aachen, Bangkok offers the quickest one-way flight (19 hours 50 minutes).

  • 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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