The Galapagos Islands live up to every bit of the hype — but they will also surprise you in ways you probably didn’t see coming. This isn’t your average beach destination where you land, grab a taxi, and figure things out as you go. The islands run by their own set of rules, shaped by decades of conservation efforts and some of the tightest ecological protections on the planet. Get caught off guard and you might end up stranded, stuck in a long inspection line, or digging through your bag for cash you don’t have. Here’s what you actually need to know before you get on that plane.

1. Budget for Hidden Costs — and Bring Plenty of Cash

The entry fees alone can catch people off guard if they haven’t done their homework. Before you even board your flight on the mainland — whether from Quito or Guayaquil — you’ll need to buy the Transit Control Card (TCT) at the departure airport. Then, the moment you land in the Galapagos, you’ll be asked to pay the national park entrance fee. In cash. Not card, not transfer — physical US dollar bills. These fees go directly toward protecting the ecosystems you’re about to explore, so they’re non-negotiable, and the amounts can change, so check the official park rates before you travel.

Once you’re on the islands, don’t count on ATMs to bail you out. They exist, but they’re notoriously unreliable — they run out of money regularly and frequently reject international cards without warning. Most small restaurants, local shops, and water taxis won’t accept credit cards either. The safest move is to arrive with more cash than you think you’ll need. Running low on dollars in the middle of the archipelago is not a fun situation to be in.

2. Biosecurity Is Serious — Don’t Test It

The Galapagos Biosecurity Agency (ABG) isn’t playing around. They have one job: keeping invasive species out of one of the most ecologically sensitive places on Earth, and they take it extremely seriously. Your bags will be screened thoroughly both at the mainland airport before departure and again every time you move between islands.

Fresh fruit, seeds, soil on your hiking boots, unwashed gear — all of it can get you pulled aside for an extended inspection or confiscated on the spot. The simplest way to avoid the headache is to pack clean, pack light, and leave anything organic at home. If your boots have mud on them from a previous hike, clean them before you go. This isn’t bureaucratic red tape; it’s genuinely the thing standing between these islands and ecological disaster.

3. The Pacific Ocean Will Test You — Prepare for It

If your plan involves hopping between islands — and it should, because each one is completely different — you’re going to spend time on open-water speedboats. Between June and December, the Humboldt Current rolls in and brings what locals call mar de fondo: a heavy, relentless ocean swell that can make a two-hour crossing feel a lot longer than it sounds. Even people who’ve never been seasick in their lives have been humbled by it.

The fix is simple but has to be done in advance: take a seasickness pill like dimenhydrinate at least 45 minutes before you board — not once you’re already feeling queasy on the water. Once on the boat, head toward the back, where the motion is a bit less violent, and keep your eyes on the horizon rather than staring at your phone or a map. It also makes a real difference to travel with Galapagos local ferry services that use modern, well-maintained vessels — the hull design alone can change how rough the ride feels.

4. Pack for Two Completely Different Climates

A lot of first-time visitors pack as if they’re heading to a standard tropical beach holiday and then spend half the trip cold and underprepared. The Galapagos has its own microclimate system, and the two seasons feel genuinely different from each other.

From January to May, you get the warm season: sunshine, the occasional tropical downpour, and warm water that’s ideal for snorkeling. From June to December, the dry season brings cooler temperatures, misty mornings, stronger winds, and noticeably colder water in the ocean. Early morning boat crossings during this period can be properly chilly. A lightweight windbreaker and a thin sweater belong in your bag right alongside your swimsuit and biodegradable sunscreen — and yes, biodegradable is not optional in a protected marine environment.

5. Sort Your Island Transport Before You Arrive

This is the one that most independent travelers underestimate. Unlike the rest of South America — where you can usually figure out buses and taxis on the day — the Galapagos runs on a tightly controlled maritime system with hard passenger limits set by naval authorities. The best morning departures on the most popular routes fill up weeks in advance, not days.

Showing up at the docks in Puerto Ayora or Puerto Baquerizo Moreno hoping to grab a last-minute spot is a gamble that often doesn’t pay off. At best, you wait around for hours. At worst, you have to rearrange your accommodation on the fly because you couldn’t get to the next island on schedule. It’s a stressful, avoidable situation — especially when the planning can be done before you even leave home.

One Last Thing Before You Go

Street-level travel agencies around the main ports will try to sell you transport on the spot, and some of them are fine — but availability on the safer, more comfortable boats goes fast, particularly in high season. Booking through a verified digital platform gives you a confirmed seat on a licensed vessel and removes the uncertainty of showing up and hoping for the best. If you want to get the full picture of how inter-island transport works and lock in your route before your trip, this essential ferry travel guide is a solid place to start.