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Cheap flights from Knock to Southampton from £468

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
NOC — SOU
31 août — 7 sept.1
1 adult

Cheap flight deals from Knock to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Knock (NOC) to Southampton (SOU). 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 26 août 2025.

Round-trip from

£468

Popular in

August

Cheapest in

May

Average price

£196
Aer Lingus
  • Aer Lingus
  • 8/10-15/10
  • 4 total stops
  • 36h 10m total
  • Knock to Southampton
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£8 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Knock to Southampton

Cheapest flights from Knock to Southampton
Explore the most affordable flight options available from Knock to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 août 2025.

mer. 8/1013:05NOC - SOU
2 stops19h 35mAer Lingus
mer. 15/1020:00SOU - NOC
2 stops16h 35mAer Lingus
Deal found 24/8£468
mar. 9/913:05NOC - SOU
2 stops19h 00mAer Lingus
sam. 13/916:25SOU - NOC
2 stops20h 10mAer Lingus
Deal found 24/8£549
mer. 10/913:05NOC - SOU
2 stops19h 35mAer Lingus
dim. 14/909:10SOU - NOC
2 stops27h 25mAer Lingus
Deal found 25/8£599
mer. 10/913:05NOC - SOU
3 stops19h 40mMultiple Airlines
dim. 14/918:25SOU - NOC
3 stops18h 10mMultiple Airlines
Deal found 25/8£637
ven. 12/913:05NOC - SOU
2 stops19h 35mMultiple Airlines
mar. 16/915:45SOU - NOC
2 stops20h 50mMultiple Airlines
Deal found 26/8£690

Cheapflights Fare Finder

 
Customise your flight search to find flights from Knock to Southampton 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 26 août 2025.
Use the filters below to find and compare flights from Knock to Southampton that are best for you.

Fly from

Knock

Fly to

Southampton

Route

Depart

Return

Price

KnockSouthampton

NOC - SOU

NOCSOU

Knock Intl

mer. 8/10

13:05-08:40

2 stops19h 35m

Southampton Eastleigh

mer. 15/10

20:00-12:35

2 stops16h 35m

£468

KnockSouthampton

NOC - SOU

NOCSOU

Knock Intl

mar. 9/9

13:05-08:05

2 stops19h 00m

Southampton Eastleigh

sam. 13/9

16:25-12:35

2 stops20h 10m

£549

KnockSouthampton

NOC - SOU

NOCSOU

Knock Intl

mer. 10/9

13:05-08:40

2 stops19h 35m

Southampton Eastleigh

dim. 14/9

09:10-12:35

2 stops27h 25m

£599

KnockSouthampton

NOC - SOU

NOCSOU

Knock Intl

mer. 10/9

13:05-08:45

3 stops19h 40m

Southampton Eastleigh

dim. 14/9

18:25-12:35

3 stops18h 10m

£637

KnockSouthampton

NOC - SOU

NOCSOU

Knock Intl

ven. 12/9

13:05-08:40

2 stops19h 35m

Southampton Eastleigh

mar. 16/9

15:45-12:35

2 stops20h 50m

£690

Flights are sorted by cheapest return flights first.

Deals found on 24/8

Best time to book a flight from Knock to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Knock 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 Knock to Southampton

What is the cheapest month to book a flight from Knock to Southampton?

Currently, September is the cheapest month in which you can book a flight from Knock to Southampton (average of £203). Flying from Knock to Southampton in November is currently the most expensive (average of £262). 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.

Related info for your journey

Find useful and relevant information for your journey from Knock to Southampton. 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 Knock to Southampton?

    Aer Lingus can get you from Knock to Southampton in just under 19h 35m. Your travel time can differ by up to . Airlines will cover a distance of 374 mi.

  • Can I find deals for flights from Knock to Southampton that include hotel bookings?

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

  • How can I find direct flights from Knock to Southampton?

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

  • Can I find deals for business class flights from Knock to Southampton?

    Yes. Cheapflights offers flight deals from Knock to Southampton 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 Knock to Southampton?

    Currently, September is the cheapest month in which you can book a flight from Knock to Southampton (average of £203). Flying from Knock to Southampton in November is currently the most expensive (average of £262). 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

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Fly with Cheapflights

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How does Cheapflights help users find flights from Knock to Southampton?

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Can Cheapflights find flights from Knock to Southampton with no change fees?

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

Can Cheapflights notify me if prices for flights from Knock to Southampton become cheaper?

Yes! Start tracking prices for Knock to Southampton flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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