A day in Kerlingarfjöll: Highlands and hot springs

Hot springs in Iceland’s Highlands beat the clock. This one-day trip takes you from Reykjavík by bus to Kerlingarfjöll, where you hike geothermal ground in Hveradalir and then settle into the Highland Baths in the middle of wild, snowy scenery. It is the kind of outing where the day feels long, but the views feel fast.

What I like most is the mix of active and relaxed time, the guided Hveradalir hot-spring hike followed by a solid soak, about two hours, at Highland Baths. The second big plus is the value in sightseeing add-ons, you also get short stops at Gullfoss and Geysir instead of a pure out-and-back to the Highlands. One thing to think about, the trip is long and the road can be very rough in places, so you need good outdoor gear and patience.

Key highlights to look forward to

• Highland Baths time, about two hours to soak after your hike
• Hveradalir geothermal valley, guided hike plus time to explore on your own
• Gullfoss stop, a quick 15-minute photo and viewpoint break
• Geysir visit, about 30 minutes of classic Golden Circle scenery
• Slippery footing matters, even when it is not raining, pack boots and consider hiking sticks

Kerlingarfjöll on a 12-hour loop: how the day actually flows

This is a full day trip, plan on being on the go from morning until evening. You leave Reykjavík at 08:00 from Reykjavík Terminal (Skógarhlíð 10, 105 Reykjavík). You will ride a bus marked for Highland Base – Kerlingarfjöll, and the schedule has just enough time to feel like you did something meaningful, without trying to cram in too many stops.

What makes this day feel special is the sequence. You start with the classic Iceland hits like Gullfoss, then you move into a more remote, high-altitude mood at Kerlingarfjöll. That contrast is part of the fun: bright waterfall energy in the morning, geothermal weirdness at Hveradalir, and then warm-water comfort at the Highland Baths before you swing back toward Geysir and Reykjavík.

The trip is built around weather you cannot control. If the sky is clear, you get strong photo moments of icy rivers and snowy peaks in the Highlands. If weather turns, you will still get the core experience, the geothermal area and the baths do not care about perfect conditions. Just do care about your own safety, boots, waterproof layers, and gloves matter a lot on slippery ground.

Also, do not expect a slow, unguided stroll the whole time. You do get a guided hike around the geothermal valley, but you also have time for self-paced exploring where you can decide how far you go. If you want more distance, you can usually adjust, just keep in mind that footing can be treacherous.

Reykjavík morning and the Gullfoss 15-minute reality check

The day starts with pickup at Reykjavík Terminal, then the first sightseeing stop is Gullfoss Waterfall, scheduled for about 15 minutes. That is not long, but it is enough to get your bearings and catch the falls from the nearby viewpoints.

Here is the practical truth: in Iceland, the best photo often means you are ready to move fast. Do not wait until you are at the viewing area to figure out what jacket you are wearing or where your gloves are. Use this stop to prep mentally for what is coming next. You are going from a quick waterfall payoff to remote highland gravel roads and wind.

If you have done the Golden Circle before, you might wonder why it is included. I think it works for value and pacing. It breaks up the long travel day so it does not feel like you are simply sitting on the bus for hours, and it gives you one sure, classic landmark even if cloud cover hides some distant highland views.

One caution: the bus ride segments are longer than the sightseeing segments. If you have a sensitive stomach or you tend to feel rough on bumpy roads, pack ginger candy or whatever works for you. The Highlands segment uses gravel roads, and that can feel intense.

The Highlands drive: icy rivers, snowy peaks, and rough road time

After Gullfoss, you are headed toward Kerlingarfjöll Highland Base. Along the way, you get a first real taste of the highland world, icy river edges, snow-covered peaks in the distance, and the feeling that civilization is fading.

You also get the less glamorous part of the experience, the roads are rugged and gravel-heavy. That matters because it changes how you should dress and prepare. You want layers that can handle wind, plus a waterproof jacket and pants. You will be getting on and off the bus, and you will also likely spend time outside around Hveradalir and at the baths.

If you are traveling with anyone who needs a smoother ride, this is the one item I would pay attention to. One traveler noted the road quality was rough enough to feel alarming. Even if that is not your exact experience, it is a good reminder to take the day as an active adventure, not a gentle sightseeing cruise.

The good news is that the time on the bus is paired with frequent scenery payoffs through the windows, so it does not feel like dead time. And you start to understand why people call the Highlands Iceland’s wild side.

Hveradalir geothermal valley hike: your most active hour

Once you reach Kerlingarfjöll, you move to Hveradalir Geothermal Valley. This is the highlight for your legs and your curiosity. Hveradalir is known for active hot springs and colorful geothermal rock formations, and the whole area contrasts hard with the big mountain backdrop.

You get a guided hike here, plus room for self-guided exploring. That combination is useful. A guide helps you get context, like what you are looking at and how not to get too close to unstable ground. Then the independent time lets you take your own pace, linger at the best colors, and choose viewpoints without feeling rushed.

Now for the reality check on hiking footwear. The ground can be slippery even when it is not raining. One helpful tip from experience: bring hiking sticks if you have them. They add stability on uneven, wet-looking surfaces, especially on any steps or narrow sections. Even good boots can feel sketchy without extra support.

What makes the hike worth it is not just the steam and color. It is the scale. In Hveradalir, geothermal activity feels like it is happening in front of a giant outdoor stage set. You are surrounded by cold air and bright warmth, and it makes you slow down to take it in.

If you love a challenge, consider going a bit farther than the easiest routes. One traveler opted to skip the baths and walked a longer route down to the Highland Base area, taking about 1.5 hours. That is a sign you can customize your day if you are up for it, but keep safety first and turn back if footing feels wrong.

Highland Base break and lunch: where you reset

After your time in Hveradalir, you head back toward Highland Base at Kerlingarfjöll for a break and a scheduled lunch break. Lunch itself is not included in the price, but there is time to refuel at the Highland Base Restaurant, and a table can be reserved if you want.

This is a smart moment to slow down. You have been outside in wind, you have walked on slippery ground, and you are about to get into hot water. If you skip food completely, you can end up feeling sluggish or lightheaded later.

What I would do if I were you: use this break to drink water, eat something warm, and let your body cool down slightly before the baths. You do not want to go from cold and exertion straight into heat with an empty stomach.

Also, since towel is not included, check your plan here. If you are using your own towel, this is when you can make sure everything is staged and ready. If you are renting or buying one, you would need to confirm that detail locally, since it is not listed as included.

Highland Baths: 2 hours of geothermal comfort

Then comes the reason people book this trip: the Highland Baths. Admission is included, and you get a chunk of time scheduled for swimming and soaking, about two hours.

The baths work because they match the day’s physical rhythm. You hike geothermal ground in cold conditions, then you get a warm-water break that makes your muscles stop complaining. It also turns the Highlands into something you can enjoy with your whole body, not just through your eyes.

This is also where the day feels most “Iceland.” It is not a museum moment. You are in geothermal water in a remote setting, and even simple sitting and breathing feels like part of the experience.

A few practical points:

• Bring waterproof layers until you are done outside, then switch into bath-friendly clothing.
• Do not forget gloves and headgear if it is windy. You will probably want them in the morning and around the hike.
• Towel is not included, so pack one or plan to handle it yourself.
• If you took a longer walk, give yourself a minute to settle before jumping in at full speed.

One traveler described the baths as a very welcome relaxation. Another traveler skipped them to hike longer instead, which tells you the baths are flexible in how you enjoy the day. If you are focused on views and movement, the hike can be your main event. If you want recovery, the baths become the payoff.

Geysir and the evening return to Reykjavík

After baths and relaxation, you start heading back to Reykjavík. A stop is scheduled at Geysir, with about 30 minutes for sightseeing.

This part is shorter, but it provides a familiar counterpoint to the Highlands. Geysir is easier to enjoy quickly because you are dealing with a compact “watch this geothermal action” setup rather than a hike across a wider geothermal field. It is a good end-of-day cap.

Then it is back to Reykjavík, with an estimated arrival around 20:00. That means you are likely tired, and you might be hungry for a real meal afterward. If you usually eat late, plan your post-trip dinner accordingly, because the day already includes time for lunch break but does not include lunch in the price.

Price and value: why this trip can be worth $282

At $282 per person for about 12 hours, this is not a cheap sightseeing day. But the value comes from what is bundled together:

• Roundtrip bus transfer from Reykjavík
• Gullfoss sightseeing
• Guided hike around Hveradalir
• Highland Baths admission
• Geysir sightseeing

Most day trips either focus on one region or one theme. This combines remote highland geothermal activity with classic Golden Circle stops, and it adds a real recovery component with the baths. In plain terms, you pay for convenience and time, plus you get included guided hiking and bath access instead of piecing it all together on your own.

That said, this price only feels worth it if you actually want both parts, the hike and the soak. If you skip the baths and focus only on hiking, you can still enjoy the day, but you are paying for a bath experience that you did not use.

Who should book this day trip, and who should consider other options

This tour is a strong fit if you:

• Want a hot springs day without needing to rent a car
• Like guided context for a geothermal site
• Are okay with a long day and bumpy gravel road segments
• Appreciate classic Iceland stops like Gullfoss and Geysir, even if briefly

You might rethink booking if:

• You need gentler transport, since the route includes rough gravel roads
• You dislike slippery footing, since outdoor ground around hot springs can be slick even when it is not raining
• You want a slower pace with deeper time at fewer places

If you bring the right gear, the “long day” complaint becomes manageable. If you skip boots, waterproofs, and basic outdoor protection, that is when the day can feel more stressful than fun.

Should you book the Highlands and Hot Springs day trip?

I would book it if you want a one-day hit of Kerlingarfjöll geothermal power plus genuine relaxation at the Highland Baths, with the bonus of Gullfoss and Geysir as a classic finish.

If you are on the fence, use this simple decision rule:

• If soaking in hot water and walking through steam and color sounds like your kind of Iceland, this is a yes.
• If you are hoping for a smooth, easy day with minimal walking and minimal bumpy road time, you should look for something gentler.

Either way, go prepared. Pack sturdy boots, waterproof layers, gloves, headgear, and a water bottle. Consider hiking sticks for stability. Then let the day do what it is designed to do, deliver Highlands geothermal sights, a guided hike, and warm-water relief in one long but satisfying window.

FAQ

What time does the tour leave Reykjavík?

The tour departs Reykjavík Terminal at 08:00 and is scheduled to return around 20:00.

Where do I meet the bus?

Meet at Reykjavík Terminal, Skógarhlíð 10, 105 Reykjavík. Look for the bus marked Highland Base – Kerlingarfjöll.

How long does the tour last?

The duration is listed as 12 hours.

What is included in the price?

Included are roundtrip bus transfer from Reykjavík to Kerlingarfjöll, Gullfoss sightseeing, a guided hike around Hveradalir, admission to the Highland Baths, and Geysir sightseeing.

Is lunch included?

No. Lunch is not included, but there is a lunch break at Highland Base Restaurant during the day.

Do I need to bring a towel for the baths?

Yes. A towel is not included.

Is the hike guided?

Yes, there is a guided hike around Hveradalir, and you also have time for self-guided sightseeing in the geothermal area.

What should I pack for this trip?

Bring sturdy hiking boots, outdoor clothes suitable for wet and cold conditions including a waterproof jacket and pants, headgear and gloves, a water bottle, and some snacks.