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฿15,117+ 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 24/6. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
17 May — 24 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 17 April 2026.

Mon 1/609:15
BKK
-
DUS
2 stops28h 00m
Multiple Airlines
Mon 15/621:05
DUS
-
BKK
2 stops33h 45m
Multiple Airlines
Deal found 16/4฿21,860
Tue 2/609:45
BKK
-
DUS
2 stops28h 20m
Multiple Airlines
Tue 9/621:00
DUS
-
BKK
2 stops28h 45m
Multiple Airlines
Deal found 17/4฿22,435
Mon 18/509:15
BKK
-
DUS
2 stops28h 00m
Multiple Airlines
Sun 31/511:00
DUS
-
BKK
1 stop26h 10m
Multiple Airlines
Deal found 15/4฿22,691
Thu 18/609:45
BKK
-
DUS
2 stops27h 30m
Multiple Airlines
Thu 25/614:30
DUS
-
BKK
2 stops28h 20m
Multiple Airlines
Deal found 17/4฿23,713
Sun 24/509:15
BKK
-
DUS
2 stops28h 50m
Multiple Airlines
Sat 30/511:00
DUS
-
BKK
1 stop26h 10m
Multiple Airlines
Deal found 15/4฿23,969
Sun 17/520:40
BKK
-
DUS
2 stops30h 05m
Multiple Airlines
Sun 24/511:00
DUS
-
BKK
1 stop27h 00m
Multiple Airlines
Deal found 17/4฿24,001
Thu 14/520:15
BKK
-
DUS
2 stops29h 10m
Multiple Airlines
Mon 15/621:05
DUS
-
BKK
2 stops33h 45m
Multiple Airlines
Deal found 12/4฿24,353
Tue 30/613:35
DMK
-
DUS
3 stops35h 20m
Multiple Airlines
Thu 6/813:30
DUS
-
DMK
3 stops27h 50m
Multiple Airlines
Deal found 15/4฿26,110
Fri 1/516:45
DMK
-
DUS
2 stops19h 50m
Multiple Airlines
Tue 5/511:00
DUS
-
DMK
2 stops20h 00m
Multiple Airlines
Deal found 17/4฿29,722
Fri 17/410:05
DMK
-
DUS
2 stops27h 15m
Multiple Airlines
Thu 23/409:35
DUS
-
DMK
2 stops24h 30m
Multiple Airlines
Deal found 13/4฿30,105
Sun 17/521:30
DMK
-
DUS
2 stops26h 45m
Multiple Airlines
Sun 24/511:00
DUS
-
DMK
2 stops24h 15m
Multiple Airlines
Deal found 17/4฿32,055
Fri 1/519:05
DMK
-
DUS
3 stops32h 20m
Multiple Airlines
Wed 29/717:55
DUS
-
DMK
3 stops29h 45m
Multiple Airlines
Deal found 15/4฿40,460

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 17 April 2026.

Return from

฿21,860

One-way from

฿15,117

Popular in

April

Cheapest in

January

Average price

฿36,529
1/6-15/6
  • 1/6-15/6
  • 4 total stops
  • 61h 45m total
  • Bangkok to Düsseldorf
Search Deals
เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 24/6
  • 1 total stop
  • 21h 30m total
  • Bangkok to Aachen
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (฿2,491 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿374 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 17,341 searches and data was last updated on 17 April 2026.
Use the filters below to find and compare flights to Aachen that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Fri 1/5

16:45-07:35

2 stops19h 50m

Duesseldorf Intl

Tue 5/5

11:00-12:00

2 stops20h 00m

฿29,722

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Sun 17/5

21:30-19:15

2 stops26h 45m

Duesseldorf Intl

Sun 24/5

11:00-16:15

2 stops24h 15m

฿32,055

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 29/4

09:30-13:25

1 stop32h 55m

Duesseldorf Intl

Wed 6/5

21:15-18:20

1 stop16h 05m

฿32,310

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 13/5

02:15-19:15

1 stop22h 00m

Duesseldorf Intl

Mon 18/5

21:15-13:10

1 stop34h 55m

฿32,310

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Mon 25/5

02:15-19:15

1 stop22h 00m

Duesseldorf Intl

Wed 17/6

15:25-12:30

1 stop16h 05m

฿32,374

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 12/5

21:10-13:25

1 stop21h 15m

Duesseldorf Intl

Tue 19/5

21:15-18:20

1 stop16h 05m

฿32,726

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Mon 17/8

15:05-07:35

1 stop21h 30m

Duesseldorf Intl

Tue 17/11

09:15-05:55

1 stop14h 40m

฿34,420

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 25/6

09:15-13:45

1 stop33h 30m

Duesseldorf Intl

Sun 20/9

15:25-17:20

2 stops20h 55m

฿35,922

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 23/6

09:15-13:45

1 stop33h 30m

Duesseldorf Intl

Sun 20/9

15:25-17:20

2 stops20h 55m

฿36,401
Fastest return journey

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 14/5

02:15-13:25

1 stop16h 10m

Duesseldorf Intl

Thu 4/6

15:25-16:20

2 stops19h 55m

฿36,433

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 34 resultsSorted by cheapest first
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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 10 April 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 23 hours 15 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, เอทิฮัดแอร์เวย์ and เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์.

Finnair
Finnair
From ฿24,973
เอทิฮัดแอร์เวย์
เอทิฮัดแอร์เวย์
From ฿13,990
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
From ฿21,605
Emirates
Emirates
From ฿34,296

What are the cheapest airlines that fly to Aachen?

The cheapest airlines flying from Bangkok to Aachen are เอทิฮัดแอร์เวย์, เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ 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 17 April 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
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Emirates
8.1
Very Good
3,559 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
7.8
Good
1,499 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Finnair
7.7
Good
1,389 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Qatar Airways
7.4
Good
3,730 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
เอทิฮัดแอร์เวย์
7.3
Good
1,434 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Food

7.9

Overall

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

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, เอทิฮัดแอร์เวย์ 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 (15 hours 35 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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