"Can I use both the WELCOME25 and BOOK25 codes on the same reservation?"

"Generally, their booking system only accepts one promotional code per transaction. If you have multiple codes available on this page, we recommend testing them individually at checkout to see which yields the highest deduction for your specific itinerary. The £25 per person discounts usually apply to the base holiday cost rather than extras like car hire or travel insurance, so keep an eye on the final breakdown before confirming your payment."

"Why isn't my Mercury Holidays discount code working at checkout?"

"When a code fails to apply, it is usually tied to a specific restriction in the terms. First, check that your basket meets any minimum spend thresholds or applies to the correct destination, as some codes exclude certain escorted tours. Second, ensure you are not trying to stack it with an automatic promotion like a free extra week, which often invalidates manual promo codes. Finally, verify the departure date falls within the code's valid travel window."

"What are the fees if I need to change or cancel my booking?"

"Amendments must be requested at least 10 weeks prior to your departure date. The operator charges a standard administration fee of £30 per person, alongside any additional costs levied by the airlines or hotels. Cancellations are subject to a sliding scale of charges depending on how close to departure you cancel. Because third-party supplier fees can be steep, we highly recommend taking out comprehensive travel insurance the moment you pay your initial deposit."

"How much deposit is required to secure a package holiday?"

"To lock in your reservation, you typically need to pay a low deposit per person, with the remaining balance due around 10 to 12 weeks before your departure date. If you are booking a last-minute trip within that 10-week window, the full amount is required upfront. They accept major credit and debit cards, though paying with a credit card can offer an extra layer of consumer protection under Section 75 of the Consumer Credit Act for larger purchases."

"How long does my passport need to be valid for?"

"For British citizens, the majority of countries require a passport to be valid for at least three to six months after your trip finishes. It is safest to ensure your passport has six months of validity remaining from your return date. Many European countries do not strictly enforce the six-month rule and may only require validity for the duration of your holiday, but checking the specific Foreign Office advice for your destination is essential before travelling."

"Is my money protected if the travel company goes out of business?"

"Yes, they are fully ATOL protected (ATOL number 1631) and are members of ABTA [[4]]. This dual protection means that if you book a package holiday including flights, your money is secured by the Civil Aviation Authority. Should the unlikely event of a business failure occur, the scheme ensures you will not be stranded abroad and will receive a refund for any holidays that have not yet commenced, providing vital peace of mind."

"What should I do if I have a problem while staying at the resort?"

"The operator wants your break to run smoothly, so if something falls short of expectations, speak to your local representative or the hotel management immediately. They have the authority to resolve most issues on the spot, whether that means moving you to a different room or arranging alternative excursions. If the problem cannot be sorted out while you are away, you must write to their customer relations team upon your return to formally log the complaint."

"Do they cater well for solo travellers?"

"Solo travellers are a major focus for this operator, particularly through their escorted tours where you are grouped with like-minded holidaymakers. To make this more affordable, they frequently run waived single supplement promotions on selected departures, allowing you to have your own room without paying the usual solo occupancy premium. These specific allocations sell out quickly, so keeping an eye on our deal listings for waived supplement offers is the best strategy."

Mercury Holidays Discount Codes & Vouchers • June 2026

code Last Verified: Yesterday

£25pp off Bookings at Mercury Holidays

WELCOME25

Copied!

code Last Verified: 2 days ago

£25pp off Selected Bookings at Mercury Holidays

BOOK25

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deal Last Verified: Yesterday

Free Third Week with Selected Holiday Bookings at Mercury Holidays

deal Last Verified: 4 days ago

Free Second Week with Selected Holiday Bookings at Mercury Holidays

deal Last Verified: 4 days ago

No Single Supplement at Mercury Holidays

deal Last Verified: Today

Algarve Holidays from £279pp at Mercury Holidays

deal Last Verified: 3 days ago

All-inclusive Holidays from £480pp at Mercury Holidays

deal Last Verified: 2 days ago

September Holidays from Under £270pp at Mercury Holidays

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About the Brand

Established in September 1980, Mercury Holidays has grown into one of the UK’s leading independent tour operators [[1]]. Fully ABTA and ATOL protected (holding ATOL number 1631), they provide essential financial peace of mind for travellers booking flights and packages [[8]]. Over the decades, they’ve built a solid reputation, amassing thousands of positive reviews from holidaymakers who appreciate their hands-on approach to global travel [[19]].

Their core focus spans package holidays, escorted tours, and river cruises across the globe [[7]]. Unlike massive online travel agencies that simply aggregate third-party inventory, Mercury curates its own itineraries. This means they maintain direct relationships with hotels and local guides, which often translates to better on-the-ground support if a flight gets delayed or a hotel falls short. Prices vary widely depending on the destination, but they frequently run promotions like free extra weeks or waived single supplements to make longer breaks more affordable.

Flexibility remains a major selling point. You aren’t locked into rigid seven-night stays; many resorts allow trips ranging from three to 30 nights. They also champion regional departures, letting you fly from local airports rather than trekking down to major southern hubs.

Key benefits we look for when booking with them include:

Full ATOL and ABTA financial protection
Flexible trip durations from short breaks to month-long stays
Regional airport departures across the UK

Combining these practical travel perks with the active voucher codes listed below makes securing a well-priced, fully protected getaway remarkably straightforward.

Page last updated: 10 June 2026

How to use

Grab the code: click the offer card on this page and it copies to your clipboard. Look out for codes like WELCOME25 or BOOK25.
Visit the retailer: open www.mercuryholidays.co.uk directly in your browser.
Shop: browse their escorted tours or package holidays, checking any destination restrictions.
Enter the code: find the promo box at checkout, paste your code, and apply.
Confirm: verify the discount has been deducted from your total before paying.

Many of their best promotions don’t require a code at all. When you see deals like a free extra week or waived single supplements, the discount applies automatically at checkout. We always recommend checking the specific terms on the offer card, as these automatic perks usually apply only to selected resorts or specific departure dates.

If a code fails to apply or an automatic deal doesn’t reflect in your basket, don’t panic. Simply click the report button on the specific offer card that gave you trouble. We will investigate the issue immediately and update the page so other travellers don’t run into the same snag at checkout.

Shopping Guide

When is the cheapest time to book a Mercury holiday? We usually see the deepest price drops for shoulder-season departures in May or late September. Their late summer deals, for instance, often dip below £270 per person for Mediterranean packages. Avoid the school holidays and you will not only pay less for the flights, but the resorts themselves are significantly quieter.

Should I choose an escorted tour or a flexible package? It depends entirely on how much planning you want to do. Escorted tours are brilliant if you prefer a fixed itinerary with local guides handling the logistics—ideal for complex destinations like China. But if you just want flights and a hotel with the freedom to explore at your own pace, stick to standard packages. We find the latter offers much better value if you are comfortable booking day trips locally.

How do I avoid paying a single supplement when travelling alone? Solo travellers often get stung by single occupancy fees, but this operator frequently runs waived supplement promotions on selected departures. The trick is to filter your search specifically for these deals rather than picking a tour first and hoping the fee drops later. When we tracked their pricing, booking early proved essential, as the solo-friendly room allocations sell out months before standard cabins.

What happens if I need to change my flights after booking? Flexibility comes at a cost here. If you must amend your trip, the request needs to be made at least 10 weeks before departure. They charge a standard £30 per person amendment fee, plus any difference in airfare or hotel rates from the suppliers. Because those third-party costs can spiral, we always suggest locking in exact dates and passenger names the moment you pay the deposit.