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Cheap flights from Cardiff to Hannover from £137

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 21/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — HAJ
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Hannover

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Hannover (HAJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 November 2025.

Round-trip from

£257

One-way from

£137

Popular in

March

Cheapest in

September

Average price

£302
KLM
  • KLM
  • 26/12-3/1
  • 2 total stops
  • 15h 30m total
  • Cardiff to Hannover
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21/12
  • 21/12
  • 3 total stops
  • 18h 15m total
  • Cardiff to Hannover
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£61 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Cardiff to Hannover

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Hannover
Explore the most affordable flight options available from Cardiff to Hannover. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Fri 26/1210:20CWL - HAJ
1 stop10h 45mKLM
Sun 4/106:05HAJ - CWL
1 stop4h 40mKLM
Deal found 5/11£257
Fri 26/1210:20CWL - HAJ
1 stop6h 20mKLM
Fri 2/106:05HAJ - CWL
1 stop4h 45mKLM
Deal found 5/11£268
Mon 29/1217:15CWL - HAJ
1 stop16h 05mKLM
Tue 6/106:05HAJ - CWL
1 stop11h 50mKLM
Deal found 5/11£313
Mon 29/1223:30CWL - HAJ
2 stops9h 50mMultiple Airlines
Sun 4/106:05HAJ - CWL
1 stop4h 40mMultiple Airlines
Deal found 5/11£327
Sat 27/1210:20CWL - HAJ
1 stop10h 45mKLM
Mon 5/106:05HAJ - CWL
1 stop4h 45mKLM
Deal found 5/11£344
Sun 28/1210:15CWL - HAJ
1 stop10h 50mKLM
Sat 3/106:05HAJ - CWL
1 stop4h 45mKLM
Deal found 5/11£351
Fri 26/1210:20CWL - HAJ
2 stops10h 45mMultiple Airlines
Sun 4/106:05HAJ - CWL
1 stop4h 40mMultiple Airlines
Deal found 5/11£354
Sat 27/1210:20CWL - HAJ
1 stop10h 45mKLM
Fri 2/106:05HAJ - CWL
1 stop4h 45mKLM
Deal found 5/11£355
Sat 27/1220:05CWL - HAJ
2 stops13h 15mMultiple Airlines
Sun 4/110:50HAJ - CWL
3 stops37h 15mMultiple Airlines
Deal found 5/11£356
Sun 28/1210:15CWL - HAJ
1 stop10h 50mKLM
Fri 2/106:05HAJ - CWL
1 stop4h 45mKLM
Deal found 5/11£361
Fri 26/1210:20CWL - HAJ
2 stops10h 45mMultiple Airlines
Fri 2/106:05HAJ - CWL
1 stop4h 45mMultiple Airlines
Deal found 5/11£365

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Hannover that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from Cardiff to Hannover that are best for you.

Fly from

Cardiff

Fly to

Hannover

Route

Depart

Return

Price

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 26/12

10:20-22:05

1 stop10h 45m

Hannover

Mon 5/1

06:05-09:50

1 stop4h 45m

£257

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 26/12

10:20-22:05

1 stop10h 45m

Hannover

Sun 4/1

06:05-09:45

1 stop4h 40m

£257

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 26/12

10:20-17:40

1 stop6h 20m

Hannover

Fri 2/1

06:05-09:50

1 stop4h 45m

£268

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 6/3

10:20-17:40

1 stop6h 20m

Hannover

Tue 10/3

18:10-09:50

1 stop16h 40m

£284

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 2/1

10:20-22:05

1 stop10h 45m

Hannover

Sat 3/1

06:05-09:50

1 stop4h 45m

£309

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Fri 2/1

10:20-22:05

1 stop10h 45m

Hannover

Sun 4/1

06:05-09:45

1 stop4h 40m

£309

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Mon 29/12

17:15-10:20

1 stop16h 05m

Hannover

Mon 5/1

06:05-09:50

1 stop4h 45m

£313

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Mon 29/12

17:15-10:20

1 stop16h 05m

Hannover

Tue 6/1

06:05-16:55

1 stop11h 50m

£313

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Mon 29/12

17:15-10:20

1 stop16h 05m

Hannover

Sun 4/1

06:05-09:45

1 stop4h 40m

£313

CardiffHannover

CWL - HAJ

CWLHAJ

Cardiff Wales

Sun 21/12

18:25-13:40

3 stops18h 15m

£137

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 18 results
1
2

Best time to book a flight from Cardiff to Hannover

Have a flexible travel schedule? Discover the best time to fly to Hannover from Cardiff 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 from Cardiff to Hannover

What is the cheapest month to book a flight from Cardiff to Hannover?

Currently, February is the cheapest month in which you can book a flight from Cardiff to Hannover (average of £142). Flying from Cardiff to Hannover in April is currently the most expensive (average of £241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Hannover

Get insights into the airlines that provide service to Hannover. 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 Hannover. Reviews last updated 7 November 2025.
Read through reviews of airlines operating flights from Cardiff to Hannover, such as KLM. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,405 reviews
Check prices

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,405 reviews
KLM
7.7
Good
1,405 reviews
Check prices

Crew

8.4

Boarding

7.8

Overall

7.7

Comfort

7.7

Food

7.3

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Hannover. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Cardiff to Hannover?

    There are many flights that can get you from Cardiff to Hannover in 10h 45m. Fly via KLM to get the fastest option. There are 559 mi between Cardiff and Hannover.

  • What is the cheapest airline to fly from Cardiff to Hannover round-trip?

    Our cheapest airline available from Cardiff to Hannover is KLM. Our recent data shows that you can find tickets from as low as £252 on this airline. You may be able to fly from Cardiff to Hannover for 19% less than the average price by searching for this airline.

  • Can I find deals for flights from Cardiff to Hannover that include hotel bookings?

    Yes. In addition to deals on Cardiff to Hannover flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Cardiff to Hannover?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cardiff to Hannover.

  • Can I find deals for business class flights from Cardiff to Hannover?

    Yes. Cheapflights offers flight deals from Cardiff to Hannover by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cardiff to Hannover?

    Currently, February is the cheapest month in which you can book a flight from Cardiff to Hannover (average of £142). Flying from Cardiff to Hannover in April is currently the most expensive (average of £241). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Hannover?

Book flights to Hannover if you plan to visit one of these locations
Celle

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Top airline flying from Cardiff to Hannover

Discover the top airline that operate flights from Cardiff to Hannover. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£252Average£326FlexibilityNo cancel feeOn-time75%
Search KLM flights

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 from Cardiff to Hannover?

Deals for Cardiff to Hannover 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 better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Hannover?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Hannover from Cardiff.

Can Cheapflights find flights from Cardiff to Hannover with no change fees?

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

Can Cheapflights notify me if prices for flights from Cardiff to Hannover become cheaper?

Of course! You can now track prices for flights from Cardiff to Hannover 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 above to set up your price alerts.

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