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฿14,100+ 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 22/3. Fares are subject to change and may not be available on all flights or dates of travel.
— DUS
10 Apr — 17 Apr1
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 11 March 2026.

Wed 29/402:05
BKK
-
DUS
2 stops22h 40m
Multiple Airlines
Wed 6/511:00
DUS
-
BKK
1 stop14h 15m
Multiple Airlines
Deal found 9/3฿23,078
Fri 29/507:05
BKK
-
DUS
1 stop32h 25m
Finnair
Mon 24/818:45
DUS
-
BKK
1 stop29h 45m
Finnair
Deal found 6/3฿23,110
Sun 26/403:15
BKK
-
DUS
2 stops34h 00m
Multiple Airlines
Wed 6/511:00
DUS
-
BKK
1 stop14h 15m
Multiple Airlines
Deal found 5/3฿23,457
Sat 25/403:15
BKK
-
DUS
2 stops34h 10m
Multiple Airlines
Mon 4/511:00
DUS
-
BKK
1 stop14h 15m
Multiple Airlines
Deal found 6/3฿23,521
Fri 26/603:15
BKK
-
DUS
2 stops34h 05m
Multiple Airlines
Tue 15/918:45
DUS
-
BKK
2 stops34h 10m
Multiple Airlines
Deal found 6/3฿23,647
Sat 25/415:05
BKK
-
DUS
1 stop21h 30m
เอทิฮัดแอร์เวย์
Sun 3/511:00
DUS
-
BKK
1 stop14h 15m
เอทิฮัดแอร์เวย์
Deal found 8/3฿24,026
Sat 18/415:55
BKK
-
DUS
1 stop20h 40m
เอทิฮัดแอร์เวย์
Sun 26/411:00
DUS
-
BKK
1 stop13h 45m
เอทิฮัดแอร์เวย์
Deal found 10/3฿24,058
Fri 24/415:05
BKK
-
DUS
1 stop21h 30m
เอทิฮัดแอร์เวย์
Sun 3/511:00
DUS
-
BKK
1 stop14h 15m
เอทิฮัดแอร์เวย์
Deal found 7/3฿24,090
Thu 26/306:40
DMK
-
DUS
2 stops30h 15m
Multiple Airlines
Tue 14/411:00
DUS
-
DMK
2 stops20h 40m
Multiple Airlines
Deal found 10/3฿29,432
Wed 1/420:25
DMK
-
DUS
2 stops22h 00m
Multiple Airlines
Thu 29/1006:40
DUS
-
DMK
3 stops22h 35m
Multiple Airlines
Deal found 10/3฿29,812
Sun 22/306:40
DMK
-
DUS
2 stops30h 15m
Multiple Airlines
Thu 26/309:15
DUS
-
DMK
2 stops27h 55m
Multiple Airlines
Deal found 6/3฿30,317
Sat 23/506:30
DMK
-
DUS
3 stops30h 50m
Multiple Airlines
Tue 16/611:00
DUS
-
DMK
2 stops18h 55m
Multiple Airlines
Deal found 8/3฿31,171

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 11 March 2026.

Return from

฿23,078

One-way from

฿14,100

Popular in

April

Cheapest in

January

Average price

฿33,416
เอทิฮัดแอร์เวย์
  • เอทิฮัดแอร์เวย์
  • 29/4-6/5
  • 3 total stops
  • 36h 55m total
  • Bangkok to Düsseldorf
Search Deals
22/3
  • 22/3
  • 2 total stops
  • 27h 40m total
  • Bangkok to Aachen
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (฿1,828 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (฿372 potential savings vs. average return price).
Search Deals
Average for return flights in March 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 11 March 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

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Mon 18/5

09:15-07:35

1 stop27h 20m

Duesseldorf Intl

Mon 15/6

11:00-06:15

1 stop14h 15m

฿28,041

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 3/6

21:00-07:35

1 stop15h 35m

Duesseldorf Intl

Wed 17/6

11:00-11:50

1 stop19h 50m

฿28,105

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Sun 28/6

15:05-07:35

1 stop21h 30m

Duesseldorf Intl

Thu 17/9

11:00-11:50

1 stop19h 50m

฿28,168

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Fri 26/6

15:05-07:35

1 stop21h 30m

Duesseldorf Intl

Mon 14/9

21:30-18:10

1 stop15h 40m

฿28,326
Fastest return journey

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 23/6

21:00-07:35

1 stop15h 35m

Duesseldorf Intl

Sun 13/9

21:30-18:10

1 stop15h 40m

฿28,800

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Thu 26/3

06:40-06:55

2 stops30h 15m

Duesseldorf Intl

Tue 14/4

11:00-12:40

2 stops20h 40m

฿29,432

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 4/6

19:40-15:45

1 stop25h 05m

Duesseldorf Intl

Mon 15/6

15:25-13:25

1 stop17h 00m

฿29,464

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Wed 1/4

20:25-13:25

2 stops22h 00m

Duesseldorf Intl

Thu 29/10

06:40-11:15

3 stops22h 35m

฿29,812

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 25/6

03:00-13:45

1 stop15h 45m

Duesseldorf Intl

Tue 15/9

09:20-06:20

1 stop16h 00m

฿30,317

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Fri 26/6

03:00-13:45

1 stop15h 45m

Duesseldorf Intl

Mon 14/9

15:25-12:55

1 stop16h 30m

฿30,317

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 38 resultsSorted by cheapest first
1
2
3
4

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 6 March 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 17 hours 30 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, เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ and Emirates.

Finnair
Finnair
From ฿24,703
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์
From ฿21,372
Emirates
Emirates
From ฿37,460
ลุฟท์ฮันซ่า
ลุฟท์ฮันซ่า
From ฿27,764

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 11 March 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
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

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
3,540 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

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
7.8
Good
1,468 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

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
1,371 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Qatar Airways
7.4
Good
3,744 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

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
7,840 reviews
Emirates
8.1
Very Good
3,540 reviews
Check prices

Overall

8.1

Entertainment

8.2

Food

7.9

Comfort

8.0

Crew

8.3

Boarding

8.1

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, 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 (14 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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