10 Best Flea Treatment in The UK

Last updated on 22/07/2025

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9.7

Exceptional

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FRONTLINE

FRONTLINE Plus Flea & Tick Treatment for Cats and Ferrets - 6 Pipettes

49% OffFree Shipping

Why We Love It

Kills fleas and ticks efficiently.
Stops flea eggs from hatching.
Simple and quick application.

Main Highlights

KILLS FLEAS & TICKS – Fleas are killed within 24 hours and ticks within 48 hours, helping to protect cats from the discomfort and diseases these parasites cause
KILLS FLEA EGGS - Unlike most flea treatments, FRONTLINE Plus not only kills fleas but also stops their eggs from hatching and infesting the home
EASY APPLICATION - Simply empty one pipette onto your cat's skin at the base of the neck and it will quickly spread over their coat - it's as easy as that
TRIED AND TRUSTED - FRONTLINE's advanced vet-strength formula is highly efficacious and yet has an exemplary safety profile. It can be used on cats and kittens weighing at least 1 kg, from 8 weeks of age
TREAT 4-WEEKLY - It’s important to treat your pets year-round to prevent flea and tick infestations. One 6-pack provides your cat with 6 months of protection

Advantage Spot On Flea Treatment For Cats, Dogs and Rabbits Under 4kg (4 pipettes, 40mg), Kills Fleas Within 24 Hours, Prevents Further Infestation For Up To Four Weeks in Cats and Dogs

Why We Love It

Effective flea prevention duration.
Convenient single-use pipettes.
Easy monthly application.

Main Highlights

ADVANTAGE FLEA TREATMENT: Use Spot On Flea Treatment to keep your pets protected from fleas. Advantage spreads quickly across your pet’s skin and coat and is not absorbed into the bloodstream, meaning those pesky parasites do not have to bite to die 1.
FAST-ACTING FLEA PROTECTION: If you suspect your pet might be suffering with fleas, take action. Advantage kills fleas within 24 hours of application, meaning your pet can get back to living a full and happy life.
PREVENT REINFESTATION: For every adult flea that you see, there are many more eggs, larvae and pupae hidden away in carpets, upholstery and bedding. Apply spot on treatment every four weeks to prevent further infestations in cats and dogs.
FAST & SIMPLE TO APPLY: Protect your pets from fleas with our easy to apply formulation. Apply one pipette of Advantage Spot On to the skin at the back of the neck at the base of the skull for cats and rabbits, and between the shoulder blades for dogs.
"PROTECT YOUR PET, PROTECT YOUR HOME: If your pet has fleas, your home has fleas. Advantage is clinically proven to kill fleas, giving you peace of mind. With Advantage Flea Treatment, fleas are dead, not fed."

FRONTLINE Plus Flea & Tick Treatment for Medium Dogs (10-20 kg) - 3 Pipettes

9% OffFree Shipping

Why We Love It

Kills fleas and ticks quickly.
Prevents flea egg hatching.
Vet-trusted, safe formula.

Main Highlights

KILLS FLEAS & TICKS – Fleas are killed within 24 hours and ticks within 48 hours, helping to protect dogs from the discomfort and diseases these parasites cause
KILLS FLEA EGGS - Unlike most flea treatments, FRONTLINE Plus not only kills fleas but also stops their eggs from hatching and infesting the home
TRIED AND TRUSTED - FRONTLINE's advanced vet-strength formula is highly efficacious and yet has an exemplary safety profile.
EASY APPLICATION - Simply empty one pipette onto your dog's skin at the base of the neck and it will quickly spread over their coat - it's as easy as that
TREAT 4-WEEKLY - It’s important to treat your pets year-round to prevent flea and tick infestations. One 3-pack provides your dog with 3 months of protection

FRONTLINE Spot On Flea & Tick Treatment for Large Dog (20-40kg) 3 Pipettes

28% OffFree Shipping

Why We Love It

Kills fleas in 24 hours.
Kills ticks within 48 hours.
Easy monthly application.

Main Highlights

KILLS FLEAS - Fleas jumping onto your treated dog are killed within 24 hours, preventing infestations from building up
KILLS TICKS - Ticks latching onto your treated dog are killed within 48 hours, helping to reduce the risk of disease transmission
TRIED AND TRUSTED - FRONTLINE's original vet-strength formula has an exemplary safety profile
EASY APPLICATION - Simply empty one pipette onto your dog's skin at the back of the neck and it will quickly spread over their coat - it's as easy as that
TREAT MONTHLY - It’s important to treat your pets year-round to prevent flea and tick infestations. One 3-pack provides your dog with 3 months of protection

FRONTLINE Plus Flea & Tick Treatment for Cats and Ferrets - 3 Pipettes

29% OffFree Shipping

Why We Love It

Kills fleas and ticks quickly.
Prevents flea egg infestations.
Ensures easy application process.

Main Highlights

KILLS FLEAS & TICKS – Fleas are killed within 24 hours and ticks within 48 hours, helping to protect cats from the discomfort and diseases these parasites cause
KILLS FLEA EGGS - Unlike most flea treatments, FRONTLINE Plus not only kills fleas but also stops their eggs from hatching and infesting the home
EASY APPLICATION - Simply empty one pipette onto your cat's skin at the base of the neck and it will quickly spread over their coat - it's as easy as that
TRIED AND TRUSTED - FRONTLINE's advanced vet-strength formula is highly efficacious and yet has an exemplary safety profile. It can be used on cats and kittens weighing at least 1 kg, from 8 weeks of age
TREAT 4-WEEKLY - It’s important to treat your pets year-round to prevent flea and tick infestations. One 3-pack provides your cat with 3 months of protection

Bob Martin Clear Spot On Flea Treatment for Small Dogs (2-10kg) - Kills Fleas & Ticks (3 Pipettes)

27% OffFree Shipping

Why We Love It

Kills fleas and ticks effectively.
Suitable for small dogs.
Long-term flea and tick protection.

Main Highlights

KILLS FLEAS & TICKS - Effective spot-on treatment, simply apply directly on your dogs skin to kill fleas within 24 hours and ticks within 48 hours.
SMALL DOGS & PUPPIES (2-10KG) - Suitable for small dogs and puppies over 8 weeks old, weighing between 2-10kg
HOW TO USE - Simply part your dogs coat until the skin is visible, place the tip of the pipette directly against the skin and gently squeeze. Apply half to the base of the back of the dog’s head and half between the shoulder blades
PROTECT YOUR PET - Prevents re-infestation on your pet and in their immediate surroundings. The active ingredient (Fipronil) works quickly to kill fleas & ticks
LONG TERM PROTECTION - Kills fleas for up to 8 weeks and ticks for up to 4 weeks
PREVENTATIVE CARE IS THE BEST CARE - Contains 3 x spot-on pipettes to be used at monthly intervals as part of an effective and regular flea control program.
MAXIMISE YOUR PROTECTION - Use with Bob Martin Clear Plus Flea Spray for a complete parasite control regime.

Advantage 250 Flea Spot On Treatment For Dogs 1 Pipette 2.5ml 10-25kg

Why We Love It

Fastest flea control treatment.
Kills fleas within hours.
Water resistant protection.

Main Highlights

Advantage is scientifically proven to prevent and treat fleas on your pet, and kill larvae in the home, wherever the treated pet goes.
Advantage is the fastest flea control in a tube. Only Advantage claims on its label that it kills 98-100 percent of fleas within 12 hours.
Advantage also kills 100 percent of re-infesting fleas within two hours. Advantage has been designed to both control and prevent flea infestations within as little as 12 hours after administration.
Each pack contains 1 spot-on treatment which is easy to administer, this provides protection for both your pet and home for 1 month against fleas and flea larvae.
Advantage has the added benefit of being water resistant unlike some treatments, meaning it is still effective even after bathing, swimming, and other exposure to water. Advantage should be administered monthly according to the enclosed instructions.

Johnsons 4Fleas Tablets for Cats and Kittens, 6 Treatment Pack, 14D083

21% OffFree Shipping

Why We Love It

Kills fleas within 24 hours.
No residue left behind.
Safe for young kittens.

Main Highlights

To kill fleas on cats and kittens from 4 weeks of age. No contra-indications
Safe to use with other flea and worm treatments, leaves no residue on their coat or in the home
Each tablet kills any fleas on cat within 24 hours
Tablet can be given whole or mixed into food
If you notice any serious effects or other effects not mentioned in the instructions, please inform your veterinary surgeon

Bob Martin Clear Plus Flea Spray Treatment for the Home - Kills Fleas, Ticks and Dust Mites, Treats and Protects Against Infestation (500ml)

37% OffFree Shipping

Why We Love It

Effective flea and tick control.
Alleviates allergy symptoms.
Easy to apply.

Main Highlights

KILLS FLEAS, FLEA EGGS & TICKS - Kills fleas and ticks on contact and continues to protect against new fleas brought into your home by your pet for up to 3 months.
HELPS ALLERGY SUFFERERS - Clear Plus Flea Spray kills dust mites, alleviating symptoms for both humans and pets
HOW TO USE - Simply remove the cap and spray from a distance of 30cm onto surfaces. This product is specially designed for use on household furniture, carpets, rugs and pet bedding.
PROTECT YOUR HOME - 95% of flea infestations are in the home, Clear Plus Flea Spray inhibits the development of flea eggs, larvae and pupae for up to 12 months after application, preventing re-infestation of your house
PREVENTATIVE CARE IS THE BEST CARE - Sign up to subscribe and save to gain peace of mind that your pets health is covered
MAXIMISE YOUR PROTECTION - Use with Bob Martin Clear Plus Spot-On Treatment to ensure a flea-free household

Bob Martin Clear Spot On Flea Treatment for Cats & Kittens - Kills Fleas & Ticks (3 Pipettes)

18% OffFree Shipping

Why We Love It

Kills fleas within 24 hours.
Suitable for cats and kittens.
Prevents re-infestation effectively.

Main Highlights

KILLS FLEAS & TICKS - Effective spot-on treatment, simply apply directly on your cats skin to kill fleas within 24 hours and ticks within 48 hours
CATS, KITTENS & FERRETS (OVER 1KG) - Suitable for cats, kittens & ferrets over 2 months old
HOW TO USE - Simply part your cats fur until the skin is visible, place the tip of the pipette directly against the skin and gently squeeze. Apply half to the base of the back of your cats head and half between the shoulder blades
PROTECT YOUR PET - Prevents re-infestation on your pet and in their immediate surroundings. The active ingredient (Fipronil) works quickly to kill fleas & ticks
LONG LASTING & FAST ACTING - Kills fleas for up to 5 weeks and kills ticks within a week or less
PREVENTATIVE CARE IS THE BEST CARE - Contains 3 x spot-on pipettes to be used at monthly intervals as part of an effective and regular flea control program.
MAXIMISE YOUR PROTECTION - Use with Bob Martin Clear Plus Flea Spray for a complete parasite control regime.

8.7

Excellent

Save 18%

We scanned 610 products

We reviewed these offers relevant to the Flea Treatment within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like FRONTLINE, Advantage, Bob Martin, Johnsons, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Flea Treatment in the market, we considered we took a deep dive into 3051 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is FRONTLINE Plus Flea & Tick Treatment for Cats and Ferrets - 6 Pipettes. We love many things about this product by FRONTLINE. What sets it apart from the competition is Kills fleas and ticks efficiently, Stops flea eggs from hatching, Simple and quick application.
The best value product for most shoppers and where user satisfaction is continuously the highest is Advantage Spot On Flea Treatment For Cats, Dogs and Rabbits Under 4kg (4 pipettes, 40mg), Kills Fleas Within 24 Hours, Prevents Further Infestation For Up To Four Weeks in Cats and Dogs by Advantage based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Flea Treatment and the best cost-to-value ratio is FRONTLINE Plus Flea & Tick Treatment for Cats and Ferrets - 6 Pipettesat FRONTLINE with a 49% discount.
Our list of the best Flea Treatment is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Flea Treatment in The UK

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We scanned 610 products

We concluded that: