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 (15 hours 55 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).

฿7,966+ Cheap Flights to Aachen

Flights to Aachen in 2025

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 9 December 2025.

Wed 24/1208:55BKK - DUS

1 stop28h 05mMultiple Airlines

Thu 1/110:45DUS - BKK

2 stops34h 10mMultiple Airlines

Deal found 7/12฿24,598

Tue 23/1217:55BKK - DUS

2 stops34h 15mMultiple Airlines

Sun 4/114:30DUS - BKK

2 stops23h 50mMultiple Airlines

Deal found 8/12฿26,478

Sun 14/1216:10BKK - DUS

1 stop26h 50mMultiple Airlines

Tue 23/1208:00DUS - BKK

2 stops27h 20mMultiple Airlines

Deal found 7/12฿27,019

Tue 23/1203:00BKK - DUS

1 stop16h 10mQatar Airways

Thu 1/108:40DUS - BKK

1 stop16h 00mQatar Airways

Deal found 7/12฿30,779

Tue 23/1215:00BKK - DUS

1 stop24h 10mFinnair

Sun 4/111:05DUS - BKK

1 stop37h 00mFinnair

Deal found 8/12฿31,703

Wed 24/1202:00BKK - DUS

1 stop17h 10mQatar Airways

Thu 1/108:40DUS - BKK

1 stop15h 35mQatar Airways

Deal found 7/12฿32,372

Sun 14/1223:10BKK - DUS

1 stop24h 45mบริติชแอร์เวย์

Tue 23/1215:55DUS - BKK

1 stop18h 10mบริติชแอร์เวย์

Deal found 7/12฿36,483

Tue 23/1208:55BKK - DUS

1 stop28h 05mเอทิฮัดแอร์เวย์

Sun 4/109:15DUS - BKK

2 stops32h 10mเอทิฮัดแอร์เวย์

Deal found 8/12฿39,223

Sat 13/1218:20BKK - DUS

2 stops20h 55mMultiple Airlines

Sat 20/1207:30DUS - BKK

3 stops28h 30mMultiple Airlines

Deal found 8/12฿40,051

Sat 27/1220:15DMK - DUS

2 stops46h 55mMultiple Airlines

Mon 2/214:45DUS - DMK

2 stops22h 30mMultiple Airlines

Deal found 8/12฿129,585

Best flights to Aachen
Discover carefully curated flight deals to Aachen that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 December 2025.

Thu 15/111:50BKK - DUS

2 stops40h 10mMultiple Airlines

Tue 27/120:45DUS - BKK

1 stop22h 35mMultiple Airlines

Deal found 8/12฿22,367

Tue 26/512:05BKK - DUS

1 stop24h 35mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

Wed 17/606:20DUS - BKK

1 stop22h 10mเคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

Deal found 7/12฿23,164

Fri 23/108:05BKK - DUS

1 stop15h 50mFinnair

Fri 30/118:40DUS - BKK

1 stop36h 35mFinnair

Deal found 8/12฿24,184

Thu 15/109:30BKK - DUS

1 stop29h 15mแอร์ฟร้านซ์

Tue 27/109:35DUS - BKK

1 stop17h 40mแอร์ฟร้านซ์

Deal found 8/12฿27,561

Mon 26/113:15BKK - DUS

1 stop25h 40mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์

Mon 16/220:20DUS - BKK

1 stop32h 25mสวิส อินเตอร์เนชั่นแนล แอร์ไลน์

Deal found 8/12฿27,975

Fri 23/122:20BKK - DUS

2 stops21h 25mMultiple Airlines

Fri 30/106:40DUS - BKK

2 stops19h 10mMultiple Airlines

Deal found 8/12฿23,578

Tue 10/308:00BKK - DUS

1 stop15h 55mFinnair

Wed 3/611:15DUS - BKK

1 stop37h 15mFinnair

Deal found 6/12฿25,108

Wed 4/308:50BKK - DUS

2 stops19h 15mMultiple Airlines

Fri 20/306:40DUS - BKK

1 stop22h 25mMultiple Airlines

Deal found 8/12฿23,833

Sun 7/607:05BKK - DUS

1 stop30h 05mFinnair

Thu 6/818:45DUS - BKK

1 stop29h 45mFinnair

Deal found 8/12฿26,255

Wed 25/320:55DMK - DUS

3 stops28h 00mMultiple Airlines

Fri 23/1016:50DUS - DMK

3 stops23h 20mMultiple Airlines

Deal found 7/12฿29,377

Sun 15/318:05DMK - DUS

2 stops43h 05mMultiple Airlines

Sat 25/409:20DUS - DMK

2 stops26h 45mMultiple Airlines

Deal found 8/12฿114,960

Fri 6/220:15DMK - DUS

2 stops22h 55mMultiple Airlines

Fri 13/314:45DUS - DMK

2 stops38h 20mMultiple Airlines

Deal found 8/12฿121,810

Sat 27/1220:15DMK - DUS

2 stops46h 55mMultiple Airlines

Mon 2/214:45DUS - DMK

2 stops22h 30mMultiple Airlines

Deal found 8/12฿129,585

Last-minute flights to Aachen
Discover last-minute flight deals to Aachen. Data last updated 9 December 2025 and is based on user searches.

Sat 27/1220:15DMK - DUS

2 stops46h 55mMultiple Airlines

Mon 2/214:45DUS - DMK

2 stops22h 30mMultiple Airlines

Deal found 8/12฿129,585

Wed 7/120:15DMK - DUS

2 stops22h 55mMultiple Airlines

Fri 20/214:45DUS - DMK

2 stops39h 45mMultiple Airlines

Deal found 8/12฿172,440

Thu 15/111:50BKK - DUS

2 stops40h 10mMultiple Airlines

Tue 27/120:45DUS - BKK

1 stop22h 35mMultiple Airlines

Deal found 8/12฿22,367

Sun 18/116:10BKK - DUS

1 stop26h 50mMultiple Airlines

Tue 10/218:40DUS - BKK

2 stops24h 40mMultiple Airlines

Deal found 8/12฿22,049

Sun 18/116:10BKK - DUS

1 stop26h 50mMultiple Airlines

Wed 11/213:50DUS - BKK

2 stops48h 00mMultiple Airlines

Deal found 8/12฿22,144

Sun 18/116:10BKK - DUS

1 stop26h 50mMultiple Airlines

Tue 3/213:50DUS - BKK

2 stops49h 15mMultiple Airlines

Deal found 8/12฿22,272

Sun 18/116:10BKK - DUS

1 stop26h 50mMultiple Airlines

Mon 9/210:45DUS - BKK

2 stops28h 20mMultiple Airlines

Deal found 8/12฿22,590

Sun 18/116:10BKK - DUS

1 stop26h 50mMultiple Airlines

Thu 12/214:10DUS - BKK

2 stops48h 55mMultiple Airlines

Deal found 8/12฿22,654

Mon 19/109:30BKK - DUS

1 stop16h 25mแอร์ฟร้านซ์

Mon 9/209:35DUS - BKK

1 stop17h 40mแอร์ฟร้านซ์

Deal found 8/12฿21,666

Tue 20/117:55BKK - DUS

2 stops34h 15mMultiple Airlines

Tue 10/206:40DUS - BKK

2 stops25h 30mMultiple Airlines

Deal found 8/12฿22,017

Thu 22/122:55BKK - DUS

3 stops26h 00mMultiple Airlines

Thu 29/115:45DUS - BKK

3 stops33h 45mMultiple Airlines

Deal found 8/12฿20,519

One-way flights to Aachen
Search for one-way flight options to Aachen. Find affordable one-way fares based on user searches. Data last updated 9 December 2025.

Thu 25/1220:00BKK - DUS

1 stop32h 15mMultiple Airlines

Deal found 8/12฿7,966

Wed 24/1209:25BKK - DUS

1 stop27h 35mเอทิฮัดแอร์เวย์

Deal found 8/12฿7,997

Thu 25/1208:55BKK - DUS

1 stop28h 05mเอทิฮัดแอร์เวย์

Deal found 9/12฿8,029

Sat 27/1208:55BKK - DUS

1 stop28h 05mเอทิฮัดแอร์เวย์

Deal found 7/12฿8,189

Tue 23/1208:55BKK - DUS

1 stop28h 05mเอทิฮัดแอร์เวย์

Deal found 9/12฿8,284

Tue 3/317:05BKK - DUS

3 stops49h 20mMultiple Airlines

Deal found 7/12฿9,176

Tue 23/1210:10BKK - DUS

2 stops37h 00mMultiple Airlines

Deal found 8/12฿9,527

Wed 11/216:50DMK - DUS

3 stops49h 35mMultiple Airlines

Deal found 7/12฿9,559

Tue 3/208:30BKK - DUS

3 stops37h 20mMultiple Airlines

Deal found 9/12฿9,559

Thu 15/121:25DMK - DUS

2 stops48h 20mMultiple Airlines

Deal found 8/12฿9,654

Mon 2/220:55DMK - DUS

3 stops45h 30mMultiple Airlines

Deal found 8/12฿9,686

Tue 10/218:40DMK - DUS

2 stops30h 15mMultiple Airlines

Deal found 8/12฿9,846

Find flight deals to Aachen

Return from	฿20,201
One-way from	฿7,966
Popular in	February
Cheapest in	June
Average price	฿31,385

3/2-7/2
5 total stops
64h 45m total
Bangkok to Düsseldorf

Search Deals

25/12
1 total stop
32h 15m total
Bangkok to Aachen

Search Deals

Highest demand for flights based on searches. 2% potential increase in price (฿695 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (฿506 potential savings vs. average return price).

Search Deals

Average for return flights in December 2025

Search Deals

Fly from

Route

Depart

Return

Price

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 15/1

11:50-22:00

2 stops40h 10m

Duesseldorf Intl

Tue 27/1

20:45-01:20

1 stop22h 35m

฿22,367

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 26/5

12:05-07:40

1 stop24h 35m

Duesseldorf Intl

Wed 17/6

06:20-09:30

1 stop22h 10m

฿23,164

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Fri 23/1

22:20-13:45

2 stops21h 25m

Duesseldorf Intl

Fri 30/1

06:40-07:50

2 stops19h 10m

฿23,578

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Wed 4/3

08:50-22:05

2 stops19h 15m

Duesseldorf Intl

Fri 20/3

06:40-11:05

1 stop22h 25m

฿23,833

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Fri 23/1

08:05-17:55

1 stop15h 50m

Duesseldorf Intl

Fri 30/1

18:40-13:15

1 stop36h 35m

฿24,184

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Tue 10/3

08:00-17:55

1 stop15h 55m

Duesseldorf Intl

Wed 3/6

11:15-05:30

1 stop37h 15m

฿25,108

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Sun 7/6

07:05-08:10

1 stop30h 05m

Duesseldorf Intl

Thu 6/8

18:45-05:30

1 stop29h 45m

฿26,255

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Thu 15/1

09:30-08:45

1 stop29h 15m

Duesseldorf Intl

Tue 27/1

09:35-09:15

1 stop17h 40m

฿27,561

BangkokDüsseldorf

BKK - DUS

BKKDUS

Bangkok Suvarnabhumi

Mon 26/1

13:15-08:55

1 stop25h 40m

Duesseldorf Intl

Mon 16/2

20:20-10:45

1 stop32h 25m

฿27,975

BangkokDüsseldorf

DMK - DUS

DMKDUS

Bangkok Don Mueang Intl

Wed 25/3

20:55-18:55

3 stops28h 00m

Duesseldorf Intl

Fri 23/10

16:50-21:10

3 stops23h 20m

฿29,377

Flights are sorted by cheapest return flights first.

Deals found on 7/12

Showing 1-10 of 34 results

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?

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 21 hours 57 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 ลุฟท์ฮันซ่า.

Finnair

From ฿22,112

เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์

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

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

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

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

3,432 reviews

Check prices

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

3,432 reviews

Emirates

8.1

Very Good

3,432 reviews

Check prices

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

7.7

Good

1,431 reviews

Emirates

8.1

Very Good

3,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Peter,Nov 2025

HKT - DXB

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

Finnair

7.6

Good

1,334 reviews

Emirates

8.1

Very Good

3,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Peter,Nov 2025

HKT - DXB

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

เตอร์กิชแอร์ไลน์

7.3

Good

4,084 reviews

Emirates

8.1

Very Good

3,432 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Peter,Nov 2025

HKT - DXB

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

ลุฟท์ฮันซ่า

6.8

Okay

7,618 reviews

Emirates

8.1

Very Good

3,432 reviews

Check prices

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, 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 (15 hours 55 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

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights to Aachen?

Deals for Aachen flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Aachen?

Cheapflights simply makes it quick and affordable to book flights to Aachen by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Aachen with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Aachen, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Aachen become cheaper?

Of course! You can track prices for flights to Aachen and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.

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฿7,966+ 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 25/12. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Aachen in 2025

Cheapest flights to AachenExplore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 9 December 2025.

Explore the most affordable flight options available to Aachen. Find the lowest fares based on data from user searches, with prices last updated on 9 December 2025.

Find flight deals to Aachen

Find the latest flights to Aachen in 2025, 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 9 December 2025.

Return from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights to Aachen that are best for you.

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.

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 5 December 2025.

How long is the flight to Aachen?

What are the most popular airlines that fly to Aachen?

What are the cheapest airlines that fly to Aachen?

Rainfall in Aachen by month

Plan your trip to Aachen by taking into account the average rainfall totals by month.

Temperature in Aachen by month

Plan your trip to Aachen by taking into account the average temperature totals by month.

Reviews of airlines servicing Aachen

FAQs about flying to Aachen

Can I find cheaper flights to Aachen if I am willing to have stopovers?

What is the best airline to fly to Aachen?

Where does the fastest flight to Aachen depart from?

Does Duesseldorf Intl have rental cars?

Are there hotels close to Duesseldorf Intl?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Aachen by cabin class

Find flights to Aachen, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Aachen?

Why should you use Cheapflights to find cheap flight tickets to Aachen?

Can Cheapflights find flights to Aachen with no change fees?

Can Cheapflights notify me if prices for flights to Aachen become cheaper?

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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 9 December 2025.