Best Hot Springs in Iceland for Northern Lights

With long winter nights (September–April), low light pollution, and high geothermal activity, Iceland is a top destination to pair hot springs with Northern Lights viewing. You’ll find remote natural pools, iconic spa lagoons, and other excellent options all around the country.

The place you choose depends on the kind of experience you want—darker skies in remote areas or easy access near Reykjavík.

Pick the best hot spring for your Northern Lights experience:

• Reykjadalur Steam Valley: Natural hot river soak with a scenic hike

• Laugarvatn Fontana: Comfortable Golden Circle stop

• Sky Lagoon: Closest to Reykjavík

• Blue Lagoon: Milky-blue waters near Keflavík Airport (KEF)

• Hellulaug (Westfjords): Most remote with the darkest skies

Yes, and in many cases, hot springs are fantastic places to watch the aurora. Iceland sits at a high latitude near the Arctic Circle, which puts it in a prime zone for Northern Lights activity during the dark season. When solar activity is strong, the lights can appear more than once in a single night. Add Iceland’s love for bathing in open-air natural hot springs and geothermal pools, and you get one of the most atmospheric ways to see the northern glow. Warm water, crisp winter air, and a dark sky overhead make the experience feel extraordinary.

To give yourself the best chance, you’ll need: 

• Low light pollution: The aurora is easier to see away from strong nearby light sources (streetlights, parking lots, bright buildings). Even a small change like driving a few minutes out of town can improve visibility.

• Clear weather: Clouds can completely hide the Northern Lights, even during periods of strong solar activity. Iceland’s weather can shift quickly, so cloud cover can clear (or return) fast. 

• Promising aurora forecast: The KP index is a rough measure of aurora strength. KP 3 and higher often bring a better display. In Iceland, you can still see auroras at lower levels if the skies are clear and light pollution is low.

• Winter darkness (September–April): This is Iceland’s Northern Lights season, when nights are long and dark enough for auroras to appear.

• Limited moonlight: Moonlight brightens the sky, making the phenomenon harder to see. Aim for a new moon or a thin crescent phase.

Some of Iceland’s best hot springs for aurora viewing are in semi-rural or remote areas. Here, low light pollution makes viewing the Northern Lights easier on clear nights. The trade-off is access—certain locations mean traveling farther from Reykjavík, often in the dark and on icy winter roads.

For a safer and smoother trip, review current conditions before you go:

• Weather forecast (Icelandic Met Office)
• Aurora forecast (Icelandic Met Office)
• Road conditions (umferdin.is)

If you don’t have experience driving in winter or road and weather conditions are challenging, consider an easier-access option near Reykjavík instead. Many hot springs near the capital provide open-sky soaking and a high chance to spot the aurora on clear nights.

Choose based on your situation:

• No rental car: Stick to Sky Lagoon (near Reykjavík) or book a Blue Lagoon transfer.
• Budget traveler: Choose Reykjadalur (free, 45–60 minute hike each way) or Hellulaug (free, remote, no facilities).
• Short trip (2–3 nights): Prioritize Sky Lagoon or Blue Lagoon for minimal detours; Laugarvatn Fontana can work well if you’re already doing the Golden Circle.
• Winter driving comfort: Skip Hellulaug (Westfjords) in poor weather. Roads can be icy or closed, and services are limited.
• Want showers and changing rooms: Pick Laugarvatn Fontana, Sky Lagoon, or Blue Lagoon for a more prepared, easy-to-plan visit.

The best time to see the Northern Lights in Iceland is between September and April. That’s the aurora season in Iceland, when nights are long and dark enough for the sky to put on a show. The best viewing hours are often between 10:00 PM and 2:00 AM, though auroras can appear earlier or later.

If you want more details on timing and top locations, read our guide to the best months and places to see the aurora spectacle. For a quick glance, here’s what conditions to look for:

Remember, whether the forecast looks promising or not, patience is key. The Northern Lights in Iceland can appear unexpectedly, and soaking in a hot spring makes the wait far more enjoyable.

You can’t see Northern Lights in summer because Iceland’s midnight sun creates bright conditions for almost 24 hours from June to August. Even when solar activity is strong, you won’t be able to spot auroras without enough darkness.

But if you come here during the dark season (September–April), all that’s left is choosing your hot spring and waiting for the magic to happen.

Best Natural Hot River Experience

Located just 50 km (31 mi) from Reykjavík, Reykjadalur Steam Valley feels worlds away. The landscape is full of geothermal energy. Steam-emitting vents, bubbling mud pools, and hot springs create a dreamy atmosphere, especially on a winter’s night. 

A 45–60 minute uphill hike from the parking lot leads to the area’s highlight—a naturally heated river. Here, you can soak up the outdoors with wide-open sky views for free. There are wooden walkways and simple, open-air changing cabins.

Yes. Reykjadalur is an excellent natural spot for Northern Lights viewing near Reykjavik because of its very low light pollution, open valley views, and remote setting. However, you should plan for around a 45–60 minute hike each way with no indoor facilities.

There’s no lighting along the trail, and it can be muddy or snowy in winter, so bring sturdy footwear and a headlamp. Stick to the marked trail, because some hot springs in the area are close to boiling. Reykjadalur Steam Valley is exposed to the wind, which can feel sharper in winter, so bring warm layers. If you plan your visit carefully and prepare for winter trail conditions, this geothermal river is an excellent spot away from the crowds.

Best for: Adventurous travelers who seek a remote Northern Lights and hot springs experience not far from Reykjavík.

Comfortable Golden Circle Aurora Option 

Set in Laugarvatn village on the Golden Circle route, Laugarvatn Fontana is a comfortable choice with easy access and modern amenities. You’ll find showers, bathrooms, and changing rooms. Located 78 km (48 mi) from Reykjavík, this wellness center is one of the easiest places to combine Iceland's hot springs with Northern Lights viewing. 

You can watch the aurora dance from the three open-air pools heated via the natural spring underground. There are also multiple steam rooms and a hot tub. Water temperatures remain between 40°C and 50°C (104°F and 122°F).

It’s best to book in advance during peak aurora season. Roads along the Golden Circle are generally maintained in winter, though icy conditions are still possible.

Yes, Laugarvatn Fontana can work well for Northern Lights viewing, especially if you want an easy-access option outside Reykjavík. While it’s not a deep-wilderness dark-sky site, the small-town setting is much darker than the capital, and the lakeside pools are fully open to the sky. That makes Laugarvatn Fontana a practical middle-ground choice between luxury lagoons and more remote natural hot springs, particularly for travelers already exploring the Golden Circle. Compared with the more rustic Secret Lagoon in Flúðir village, Laugarvatn Fontana has a more contemporary feel. 

Best for: Travelers on Golden Circle sightseeing trips or those seeking an easy evening soak with open-sky views and comfortable facilities.

Current update: Laugarvatn Fontana’s baths are temporarily closed for maintenance and upgrades until June 1, 2026.

Best Luxury Aurora Experience Near Reykjavík 

Located on the Kársnes Peninsula in Kópavogur, Sky Lagoon is an ocean-facing geothermal spa, 8 km (4.9 mi) from Reykjavík (15–20 minutes). It’s easy to reach year-round. Roads around the capital area are typically well-maintained, making it a convenient choice for a winter evening soak. 

Perched on the edge of the Atlantic Ocean, Sky Lagoon provides a luxurious wellness experience. The heated 75-meter (246 ft) infinity-edge pool faces the sea, so the sky is darker than you’d expect this close to the city.

Yes, Sky Lagoon is a good place to wait for the Northern Lights. Because it’s near Reykjavík, you won’t get the same deep darkness as at remote hot springs. Still, the oceanfront setting helps, and it’s a convenient option if you’re looking for an open-sky soak without a long drive. That makes Sky Lagoon a strong choice for travelers who want a scenic geothermal experience with the chance to see the aurora as a bonus.

Even if the Northern Lights don’t show, the combination of geothermal warmth, crisp sea air, and waves in the distance makes the visit memorable. And when the glow does appear, it’s the kind of moment you don’t forget.

Best for: Couples and luxury-focused travelers seeking minimal-effort access.

Both Sky Lagoon and Blue Lagoon are suited to Northern Lights viewing, but they offer slightly different experiences in terms of location, surrounding views, and setting. In both cases, aurora visibility mainly depends on clear skies and strong enough activity.

If darker, more rural surroundings matter more than spa style, Secret Lagoon in Flúðir is another option worth considering. While Sky Lagoon and Blue Lagoon offer modern facilities, Secret Lagoon provides a simpler, rustic atmosphere with darker skies, which can be an advantage for aurora viewing when conditions are right.

Most Iconic Hot Spring for Aurora Viewing 

With its milky-blue, mineral-rich water set against black lava fields, the Blue Lagoon is Iceland’s most famous geothermal spa. It’s also built for an easy visit, with full facilities, including changing rooms, showers, and complimentary toiletries, making winter evenings feel simple and well-organized. Blue Lagoon is on the Reykjanes Peninsula, close to Keflavík Airport (KEF) (about 15–20 min drive) and Grindavík (8 min). That makes it a strong first-night or last-night plan, especially if you want to land, drop your bags, and get straight into warm water.

Yes, Blue Lagoon can be a good spot to see the Northern Lights, especially if you’re staying near Keflavík International Airport. While there is some light pollution from nearby infrastructure, the lagoon is wide open to the sky, which can create optimal viewing conditions on clear winter nights. 

For the clearest view, drift toward edges facing the lava field and away from the busiest entrance areas. On colder nights, steam can build, so stepping to a less steamy corner can sharpen your sky view.

Best for: First-time visitors, airport-area stays, and travelers who want a convenient hot spring with Northern Lights potential.

Best Remote Wilderness Aurora Spot 

Tucked away in Iceland’s Westfjords, Hellulaug is a small natural hot spring right by the ocean, near Flókalundur village. Its remote setting keeps artificial light to a minimum, and you can bathe there for free.

Hellulaug is an excellent spot for Westfjords Northern Lights viewing, but getting there in winter may require a 4x4 vehicle. Roads in the Westfjords get icy and snow-covered, especially on more exposed stretches. Consider going only if you have experience and feel confident about winter driving in Iceland, and keep in mind that some roads may be closed.

To get to Hellulaug from Reykjavík, follow the Ring Road north and then turn onto Route 60 toward the southern Westfjords. The drive is usually around 4–6 hours, but winter weather can slow travel time.

Yes, Hellulaug is one of the best places to see the Northern Lights from a hot spring, thanks to its remote location and dark surroundings. However, because it’s far from the city, reaching the site in winter can be more challenging, especially for first-time visitors.

Best for: Experienced winter travelers seeking a remote natural hot spring with strong aurora-viewing potential.

Beyond the main picks above, a few other Icelandic geothermal pools can also work well for aurora viewing under clear, dark skies.

• Secret Lagoon (Flúðir): A historic, rustic pool with darker, rural surroundings than the larger geothermal spas near Reykjavík. Learn more about the Secret Lagoon details.
• Earth Lagoon Mývatn (North Iceland): A strong dark-sky option near Lake Mývatn. It’s currently closed for renovation and scheduled to reopen in spring 2026. View Earth Lagoon Mývatn tickets.
• Krauma Spa (Near Reykholt village): A cozy geothermal spa heated by Europe’s most powerful hot spring, with modern facilities and a quiet countryside setting. See current Krauma ticket options.

Each place to watch the Northern Lights in Iceland has a different balance of facilities, atmosphere, and accessibility. The choice also depends on the area you want to explore. For more itinerary ideas, find inspiration in our things to do in North Iceland guide and our Mývatn area overview.

If you want to improve your chances of seeing the Northern Lights from a geothermal pool, a little planning goes a long way. These practical aurora viewing tips in Iceland can help you choose better conditions, stay comfortable in winter, and enjoy the experience safely.

Before you go, focus first on the conditions that most affect visibility.

• View the aurora forecast before you go.

• Avoid nights with heavy cloud cover.

The right preparation can make a big difference to comfort, convenience, and photography in and around the water.

• Bring a waterproof phone case.

• Keep electronics warm, as cold drains batteries fast.

• Wear layers that are easy to put on when moving between the bathing and changing areas.

• For Northern Lights photography from hot springs, keep your lens dry and look for less-steamy areas of the pool.

Etiquette and safety around natural hot springs:

In Iceland, showering naked before entering the pool is standard hot springs etiquette. You’ll find shower facilities in most geothermal spas and wellness centers. Some remote, wild hot springs may not have showers, but it’s important to practice the "leave no trace" ethic. Don’t throw anything in the water or leave any trash behind. At night in winter, take extra care in remote places with uneven ground, limited lighting, and unfamiliar springs that may be too hot for bathing. Here’s what to remember:

• Respect hot spring etiquette and always shower before entering pools, if possible.
• Skip stepping in the pool if you’re unsure how hot it is.
• Leave no trace.

You can use this table to quickly compare Iceland’s best hot springs for Northern Lights viewing and see which one fits your plans best. It highlights the main differences, including distance from Reykjavík, facilities, and light pollution.

If convenience is your priority, Sky Lagoon, Blue Lagoon, and Laugarvatn Fontana are the easiest places to plan around. If you’re more interested in darker skies and a wilder setting, Reykjadalur and Hellulaug are worth a closer look.

Few winter experiences compare to seeing the Northern Lights in Iceland from a geothermal hot spring. The country has a range of remote natural pools and iconic spa lagoons where warm water, cold air, and open skies come together in a uniquely Icelandic way. The right choice depends on whether you value darker skies, easier access, or more comfortable facilities. If you’d rather not drive, an organized hot spring tour can be a simple way to enjoy the experience without too much planning. And if you want to turn the night into a full aurora chase, guided Northern Lights tours bring expert timing, local know-how, and real-time sky tracking to the mix.

Some of the best places to combine Northern Lights and hot springs in Iceland are Reykjadalur, Laugarvatn Fontana, Sky Lagoon, the Blue Lagoon, and the Westfjords. For easy access from Reykjavík, Sky Lagoon, the Blue Lagoon, and Laugarvatn Fontana are the best-equipped choices, while Reykjadalur offers a more natural setting. If darker skies are your priority, the Westfjords with remote bathing spots such as Hellulaug are an excellent option.

Yes, you can see the Northern Lights from the Blue Lagoon during winter, when the sky is clear and auroral activity is strong. The lagoon’s location away from central Reykjavík reduces light pollution and improves viewing conditions. Booking a later entry slot may increase your chances, thanks to a darker sky.

The main hot springs for Northern Lights are located between 17 minutes and approximately 5 hours from Reykjavík. Sky Lagoon is about 15 to 20 minutes away, Reykjadalur and the Blue Lagoon are about 45 minutes from the city, and Laugarvatn Fontana is about 1 hour away. If you want a more remote experience, Hellulaug in the Westfjords is much farther, at approximately 4 to 5 hours, requiring a 4x4 vehicle to get there.

September through April is generally best for the Northern Lights in Iceland. This is when nights are dark and long, giving you time to spot the northern glow. For the highest chances, choose a clear night, stay away from artificial light, and find a place with an open view of the sky.

A KP index of 3 or higher is generally best for seeing the Northern Lights in Iceland. However, because Iceland sits so far north, it’s possible to see the aurora when the KP index is lower, particularly in areas with very little light pollution. In practice, cloud cover often matters just as much as aurora strength, so it’s worth checking both the Northern Lights forecast and the weather forecast before heading out.

Reykjadalur can be safe at night in winter, but only with proper preparation and caution. The hike to the river takes around 45–60 minutes each way, and the trail is often icy, muddy, or snowy, so sturdy footwear is essential. There is no lighting along the route, so bring a headlamp. It’s important to stay on the marked path because some nearby geothermal springs may be close to boiling. If there is a storm, strong winds, or poor visibility, it’s best to postpone your visit until another day.

It can be safe to visit natural hot springs in Iceland at night, but only if you’re properly prepared and choose the location carefully. Bring a headlamp, check the weather and road conditions in advance, and avoid stepping into unmarked geothermal areas. In places such as Reykjadalur, some hot springs may reach 100°C (212°F). Stay on designated paths, which mark the safest way.

No, many of Iceland’s hot springs and geothermal lagoons stay open throughout winter. This makes them a popular part of the cold-season travel experience. However, access to remote natural hot springs can be limited if roads close or conditions become unsafe.

For a winter evening in Iceland that combines hot springs and Northern Lights viewing, pack for dark, icy conditions and cold temperatures. Useful items include a headlamp, crampons, a waterproof phone case, an extra towel, a dry bag, insulated layers, and a battery pack. For an extensive checklist, see our complete Iceland packing guide.