Short answer: some genuine city pass discounts exist, but they come from the operator directly, not from the coupon sites that rank for “promo code” searches. Most of what you’ll find through a search is expired, fabricated, or an affiliate link dressed up as a discount.
Where real discounts actually come from
Operators do run sales — they’re just not secret codes hiding on a coupon blog:
- Seasonal sales — off-peak months and shoulder-season pushes, often visible right on the pass’s own purchase page.
- Black Friday and similar retail moments — a genuine window most operators, including Go City, participate in with a site-wide markdown.
- Email sign-up offers — a small percentage off in exchange for a newsletter subscription, applied automatically or via a short-lived code sent to your inbox.
- Multi-day tier pricing — not a code at all, but the built-in discount of buying a longer tier. On The London Pass, for example, the per-day rate drops from £89 on the one-day tier to roughly £30.57 on the seven-day tier — a bigger and more reliable saving than any coupon is likely to offer.
If a discount is real, it’s usually visible on the operator’s own checkout page or in their own marketing, not buried in a third-party listicle.
How to spot a fake code site
Coupon-aggregator pages exist because “discount code” searches generate traffic, not because the codes work. A few reliable tells:
- The page lists dozens of codes with vague or missing expiry dates. Real promo codes are usually tied to specific campaigns with clear windows, not evergreen “SAVE20” strings that supposedly work year-round.
- The site has no visible relationship to the operator. No mention of being an official partner, just a generic “verified today” badge that resets on every page load regardless of whether anyone actually checked.
- The discount is implausibly large. 40–70% off a city pass isn’t a normal promotional range; treat any code promising that much as a red flag before you get to checkout.
- The code fails at checkout, and the site’s response is another list of codes to try. That’s a strong signal the whole page exists to capture ad clicks and affiliate traffic, not to save you money.
If you land on one of these pages, it’s not necessarily malicious, but it’s not a reliable source either — the codes are frequently stale by the time they’re indexed.
The saving that’s actually reliable
The math that consistently moves the needle isn’t a coupon — it’s matching the product to your trip. Buying the right duration tier instead of over-buying days you won’t fill, checking whether a cheaper product covers the same attractions, or skipping the pass entirely when your pace doesn’t justify it will beat a 10% code almost every time. None of that requires finding anything hidden; it just requires pricing your actual itinerary against the pass honestly.
The verdict
Check the operator’s own site for a live sale before you buy — that’s where any real discount will show up. Skip the aggregator pages promising secret codes; treat anything over roughly 15-20% off as unlikely to work. Then spend the time you’d have spent hunting for a code on running your real attraction list through the calculator instead — it’s the more dependable saving.