Visiting the world-famous Blue Lagoon was one of the absolute highlights of my trip to Iceland with an EF Go Ahead Tours group. If you have never visited a geothermal spa before, the Blue Lagoon isn’t just a place to swim, it is a full-body wellness experience with its own unique etiquette, hygiene rules, and surprises.
Because we visited Iceland in March, the contrast of the crisp freezing air and the warm, milky-blue water made it feel completely surreal.
If you are planning an Iceland itinerary and wondering whether the Blue Lagoon is worth the high ticket price, what the shower rules actually are, and why everyone warns you about hair damage, here is my honest, firsthand guide on what to expect.
Planning an Iceland Tour? Read my detailed review of taking the Go Ahead Tours Iceland Northern Lights Trip in March for day-by-day itinerary tips, excursion advice, and hotel reviews!
Is the Blue Lagoon Worth the Money? (Ticket Prices & Inclusions)
The Blue Lagoon is one of Iceland’s most famous tourist attractions, and because of its popularity, it is also one of the most expensive.
Because I took an organized EF Go Ahead Tour, I was able to add this directly as an optional excursion. If you are traveling independently, ticket prices generally range from $70 to $120+ USD per person, depending on the package tier, season, and time of day you book.
Before arriving, I wondered if it would feel like an overpriced tourist trap. However, once I stepped into the warm water surrounded by snow-covered lava rocks, I immediately understood why it lives up to the hype!
Interested in an EF Go Ahead Tour but unsure of the details? I’ve traveled to more than 10 countries with them and written extensively about my experiences. Read my Ultimate Guide to EF Go Ahead Tours here.
Year-Round Water Temperatures
The geothermal water stays between 98F and 104F (37C to 40C) year-round. When we visited in March, thick steam rose off the pale blue water while snow rested on the surrounding volcanic rocks. It honestly felt like stepping onto another planet.
Watch this video for a summary of my experience at the Blue Lagoon.
What Is Included with Your Entry Ticket?
Even the basic entry tier provides a complete spa experience. Every standard Comfort Ticket package includes:
Silica Mud Mask: Applied right at the in-water mask bar.
Complimentary Drink: One free beverage at the swim-up bar (alcoholic or non-alcoholic).
Towel Service: A clean towel provided upon entry.
Locker Access: Secure electronic wristband lockers.
Shower Facilities: Full shower rooms with hair conditioner and body wash.
Is it expensive? Yes.
Is it crowded? Not when visiting during the shoulder season in March!
For a bucket-list destination like Iceland, it is a once-in-a-lifetime experience that fully delivers on its promise.
What Are the Rules for Swimming in Icelandic Geothermal Pools?
Iceland takes public pool hygiene extremely seriously, and the Blue Lagoon is no exception. Before you are permitted to enter the lagoon water, you are strictly required to shower completely naked without a swimsuit.
Understanding Icelandic Pool Hygiene Etiquette
This requirement is standard practice across all public pools and hot springs in Iceland. Locker rooms feature clear signs illustrating the specific body areas you must wash before putting on your swimsuit.
Shower Facilities: Showers are separated by gender. While there are open communal showers, there are also private shower stalls with doors if you prefer complete privacy.
Why the Naked Shower Rule Exists: Unlike public swimming pools in the United States, Icelandic geothermal pools use very little chlorine. Because the water is natural and constantly circulating, keeping the lagoon clean depends entirely on every guest following hygiene rules.
It might feel slightly awkward if you aren’t accustomed to European spa culture, but everyone is doing the same thing. Once you get past the initial shower, it simply becomes a seamless part of the relaxing routine.
The Hair Warning: Why Silica Ruins Your Hair (And How to Protect It)
Before stepping into the water, lagoon staff strongly warn visitors to thoroughly coat their hair in conditioner and leave it in while swimming. They also suggest tying long hair up high to keep it out of the water completely.
The Science Behind the Silica
The Blue Lagoon gets its signature opaque color from a rich combination of silica, algae, and geothermal minerals.
While silica works wonders as a skin exfoliator, it reacts terribly with hair proteins. If your hair gets soaked in the lagoon water, the mineral buildup will leave it feeling extraordinarily stiff, dry, and coarse, almost as if it were coated in superglue or hairspray!
Step-by-Step Hair Protection Tips:
Apply Conditioner Before Entering: Use the free, large conditioner dispensers located in the shower rooms to heavily saturate your hair.
Leave It In: Do not rinse the conditioner out before getting into the lagoon.
Tie It Up: Secure long hair in a high bun using a claw clip or hair tie.
Post-Swim Washing: After exiting the lagoon, wash and condition your hair two to three times in the shower to strip away any residual minerals.
Do You Wear Swimsuits in the Blue Lagoon? Yes! Swimsuits are mandatory inside the public lagoon area.
Swimsuit Choice: Wear a swimsuit you don’t mind putting through rough conditions. The heavy sulfur and silica content in geothermal water can discolor or stiffen delicate fabrics over time.
Robes & Slippers: Included if you upgrade to the Premium or Retreat Spa packages, or available to rent separately.
Packing for Iceland Weather? Check out my complete guide on What to Wear in Iceland in March for exact outfit ideas, waterproof layers, and swimsuit tips!
What Makes the Blue Lagoon So Special?
The Blue Lagoon isn’t just a natural hot spring; it is an incredible blend of volcanic landscape, geothermal science, and high-end spa relaxation.
1. Naturally Opaque Mineral Water
That milky blue water comes from silica and minerals reflecting sunlight. It looks striking in photographs, but standing in it in person is even more impressive.
2. Set in a Dramatic Volcanic Lava Field
You are soaking in warm water surrounded by jagged, black moss-covered lava fields in the Reykjanes Peninsula. In March, snow caps the volcanic rocks, creating a dramatic color contrast.
3. Rich Geothermal Minerals
The lagoon is fed by mineral-rich water from the nearby Svartsengi Geothermal Power Plant, where superheated freshwater and seawater combine deep underground. The water is packed with natural silica and sulfur, famous for soothing skin conditions like psoriasis.
4. Full Spa Amenities
You aren’t just standing in a warm pool. During your visit, you can:
Apply fresh silica mud masks at the floating mask bar.
Enjoy a smoothie, glass of wine, or local cider at the swim-up bar.
Unwind in the geothermal steam rooms and saunas built directly into the lava rock, which feels especially good if you just got off a long flight.
Essential Visitor Information & Booking Logistics
If you are adding the Blue Lagoon to your self-drive or group tour itinerary, keep these key logistics in mind:
Location & Transfers: Located on the Reykjanes Peninsula, just 20 minutes from Keflavík International Airport (KEF) and 50 minutes from downtown Reykjavík. It makes the ultimate relaxing stop right after landing or before a flight home!
Advance Bookings: Pre-booking online is mandatory. Entry slots sell out days or weeks in advance during peak seasons.
Package Tiers:
Comfort: Includes entry, towel, silica mask, and 1 drink.
Premium: Includes towel, robe, slippers, silica mask + 2 extra masks, 1 drink, and a glass of sparkling wine at Lava Restaurant.
Retreat Spa: Exclusive access to a private indoor/outdoor spa sanctuary.
Best Time to Visit: Early morning or late evening slots offer lighter crowds. In winter and early spring, evening visits offer a chance to spot the Northern Lights floating above the steam!
Final Verdict: Is It Worth Visiting?
While the Blue Lagoon is undeniably one of Iceland’s most touristy spots, it earns its world-class reputation. If you go expecting a rugged, natural wild hot spring, you might be surprised by the commercial spa setup. But if you arrive ready for a luxurious, sensory-rich geothermal spa day, it delivers an unforgettable experience.
I’ll see you the next Off Duty Travel Adventure!