I made the same mistake everyone makes on their first arrival into Keflavík — paid $190 for a taxi to my hotel in Reykjavík. The Flybus that would have cost me $31 was parked 50 metres from where I had been standing for twenty minutes, and I would have seen it if I had walked outside instead of straight to the taxi rank. That single mistake cost me more than the rest of my Iceland transport budget for the entire trip combined.

This guide covers how to actually book a Keflavík airport transfer to Reykjavík: which bus to take, how it differs from a private transfer, why driving yourself only sometimes makes sense, and the Blue Lagoon stopover trick that turns the airport transfer into a half-day excursion.

The basic facts: Keflavík (KEF) is 50 km from central Reykjavík and there is no direct rail link. You have four practical options to get from the plane to your hotel: the Flybus, a hotel-pickup transfer, a rental car, or a taxi. Three of them are reasonable. One of them is the taxi.
In a Hurry? The Three Options Worth Booking
- Cheapest pick: Keflavík to Reykjavík Bus Transfer (BSÍ Terminal) — around $31, 45 minutes, drops at the central bus terminal.
- With hotel drop-off: Airport Transfer with Hotel Drop-Off — around $40, slightly longer for the second leg, drops at your hotel.
- The smart departure-day move: Blue Lagoon Admission with Transfers — around $231, 4 hours total, soak at the Blue Lagoon en route to/from the airport.
- In a Hurry? The Three Options Worth Booking
- Which Transfer to Book
- 1. Iceland: Airport Transfer between Keflavík and Reykjavík Center — from
- 2. Airport Transfer with Hotel Drop-Off — from
- 3. Blue Lagoon Admission with Transfers — from 1
- The Distance Problem
- The Bus Mechanics
- The Hotel Drop-Off Add-On
- Driving Yourself From Keflavík
- The Taxi Trap
- The Blue Lagoon Stopover Move
- Arrival vs Departure Logistics
- What to Pair With the Transfer
- What If Your Flight Is Delayed
- One Last Thing
Which Transfer to Book
If you are arriving in Reykjavík for the first time, the BSÍ bus drop-off is the cheapest practical option but the central terminal is a 15-minute walk from most hotels. The hotel drop-off version is $9 more for what genuinely is door-to-door service. The Blue Lagoon combo is what to book on departure day if you have a late flight — soak for two hours, dry off, ride straight to the airport.
1. Iceland: Airport Transfer between Keflavík and Reykjavík Center — from $31

The standard cheap bus from Keflavík airport to BSÍ, the central bus terminal in Reykjavík. Operates every 30-45 minutes, matches up with most arriving flights, runs from 5am to past midnight. 45 minutes door-to-door. The trade-off is BSÍ is a 15-20 minute walk from most central hotels — fine if you travel light, less fine if you have multiple suitcases. Our full review covers the bus boarding mechanics and what BSÍ looks like when you arrive there.
2. Airport Transfer with Hotel Drop-Off — from $40

The version with door-to-door service. Same big bus from the airport to BSÍ, then they transfer you and your luggage to a smaller minibus that drops you at your hotel. The connection at BSÍ is automatic — you just stay seated when the big bus arrives and they walk you to the right minibus. Worth the extra $9 for arriving with luggage, especially in winter. Our full review covers the BSÍ transfer process and how long the second leg takes for different hotel locations.
3. Blue Lagoon Admission with Transfers — from $231

The genius move for either arrival or departure day. The Blue Lagoon sits 20 minutes from Keflavík — much closer to the airport than to Reykjavík. On departure day, leave your hotel mid-morning, soak at the lagoon for 2 hours, then ride directly to the airport in time for an afternoon flight. On arrival day, do the reverse: from the airport to the lagoon for a soak, then on to your hotel. The combo cost is barely more than the lagoon entry plus separate bus. Our full review walks through the timing logic and how to coordinate with check-in/check-out.
The Distance Problem

The first surprise of arriving in Iceland is that you do not arrive in Reykjavík. You arrive in Keflavík, 50 km away. The drive is 45 minutes on a flat paved road through what feels like Mars — the Reykjanes peninsula is essentially raw lava with almost no human settlement between the airport and the city. There are no other towns, no rest stops, no logical breaks. You either ride straight through or pull over for a single petrol station near the halfway point.
This matters because most travellers underestimate the distance. They book a hotel “near the airport” thinking it means 5 minutes; it usually means 35 minutes by road. They underestimate luggage time when they pick up a rental car (“just pop into the airport”). They book back-to-back flights and lagoon visits without remembering the transfer in between. Internalise the 50 km / 45 minute number before you start planning anything else.
The Bus Mechanics

Coming through customs at Keflavík, you walk into a small arrival hall. Rental car desks on your left, taxi rank straight ahead, exit doors on the right. The bus stop is past the exit doors, a 30-second walk outside under a covered roof. There are no signs in the customs hall pointing to the bus, which is the trap I fell into on my first visit. Walk past the taxi rank.

Two operators run essentially identical services. Flybus is the older brand, owned by Reykjavík Excursions. Airport Direct is the competitor. They depart at different times, charge similar prices ($31-32 base fare), and use buses that look the same to a tired traveller. Either is fine. The buses meet every arriving flight — even at 3am you will not wait more than 30-40 minutes.

Buy your ticket online before you fly. The kiosks at the airport take credit cards and run smoothly, but having the QR code on your phone before you arrive saves you the queue and means you can walk straight to the bus when your flight lands. The ticket is good for any departure within the next 6 months on most operators — useful flexibility if your flight lands earlier or later than scheduled.
The Hotel Drop-Off Add-On

The standard bus drops you at BSÍ, the central bus terminal. From there, central Reykjavík hotels are 5-20 minutes on foot. The hotel drop-off add-on ($9 extra) eliminates that walk by transferring you to a minibus that does a circuit of central hotels. Worth it on arrival if you have luggage. Less essential on departure when you can walk to BSÍ with your suitcase early.

One thing that catches travellers out: the connection at BSÍ between the big bus and the small minibus has a 15-30 minute wait. The big bus arrives, you transfer to the minibus area, and you wait for it to fill or for its scheduled departure. So while the bus to BSÍ is 45 minutes, the door-to-door time with hotel drop-off is closer to 80-90 minutes. Plan accordingly.
Driving Yourself From Keflavík

If your Iceland trip involves significant driving (Snæfellsnes, south coast, Jökulsárlón), pick up the rental car at the airport. The road into Reykjavík from KEF is the easiest road you will drive in Iceland — flat, straight, paved, well-marked. It is a good warm-up for everything else.

If your trip is “just Reykjavík,” skip the rental. Parking in central Reykjavík is expensive, the city is walkable, and any out-of-town day trip you book will include pickup. The economics only work if you are doing 3+ days of significant driving. For a 4-day Reykjavík-only trip, two airport bus transfers ($60 each way) plus the occasional taxi will cost you less than 4 days of car rental plus parking.
The Taxi Trap

Taxis from Keflavík to central Reykjavík cost $180-220 depending on the time of day, traffic, and how generous the driver is feeling. There is no metered taxi service from KEF; the rates are fixed by the operator. They are predatory. The only situations where a taxi makes sense are: late-night arrivals when no bus is running (rare — buses run almost 24 hours), groups of 4+ where the per-person cost approaches the bus, or genuine medical/mobility emergencies.

If you have to take a taxi anyway, prebook online. Apps like Hreyfill or BSR sometimes have fixed-rate fares from KEF that come in at $130-150, lower than the rank. Still expensive, but not the full $200+ shock.
The Blue Lagoon Stopover Move

The Blue Lagoon sits 20 minutes from Keflavík airport, much closer to the airport than to central Reykjavík. This is the geometric truth that makes the stopover trick work. On departure day with an afternoon flight, you can leave your Reykjavík hotel mid-morning, soak at the lagoon for 2-3 hours, then drive directly to the airport for check-in. Total time investment is the same as the regular transfer, you just spend most of it floating in geothermal water.
The combo tour bundles your hotel pickup, lagoon admission, and onward airport transfer into a single booking. The math: standalone transfer $40 + lagoon entry $90+ = $130, versus the combo at $231. So you are paying about $100 for the convenience of not coordinating three separate bookings, and gaining the perfect departure-day soak. Worth it for most people.
Arrival vs Departure Logistics

For arrivals: aim for the bus-with-hotel-drop combo unless you are travelling extremely light. Buy the ticket online, walk straight to the bus stop after customs, ride for 45 minutes, transfer at BSÍ, arrive at your hotel about 90 minutes after landing. Dump bags, get coffee, walk into central Reykjavík, start your trip.

For departures: aim for the Blue Lagoon combo if you have a 2-5pm flight. If you have a morning flight, take the regular bus with a 4am-ish departure from your hotel. Iceland flights typically require 90 minutes pre-departure check-in, so for an 8am flight you want to be at KEF by 6:30, on the bus from your hotel by 5:30. Brutal but the only way to make it work.

What to Pair With the Transfer

If your arrival day still has daylight left, the lowest-friction first half-day is a walking introduction to Reykjavík. The walking tour of central Reykjavík takes 2-3 hours and orients you to where everything is. The Perlan Museum is a sit-down option if you are too jet-lagged to walk. The Lava Show works as an evening option after dinner.

If your arrival is in the evening and you have a winter night ahead, consider booking a northern lights tour for the same night — you can sometimes get a slot that picks you up after midnight, and the buses go out toward the south coast where the skies are clearer. Risky if you are exhausted; rewarding if the conditions are good.

For the bigger excursions — Jökulsárlón, Snæfellsnes, the south coast — wait for your second full day. Those tours start at 7-8am and you do not want to do them on the day you flew in.

What If Your Flight Is Delayed
Iceland flights get delayed more than people expect — winter storms, volcanic activity, summer fog. The bus operators know this and have built flexibility into their tickets. Both Flybus and Airport Direct allow free rebookings if your flight is delayed; you just board the next available bus when you arrive. The 6-month validity of the standard ticket also covers genuinely missed flights — if you fly the next day, the same ticket works.
The catch is the hotel-drop-off transfer. The minibus connections at BSÍ run on a schedule, not on flight arrivals. If your flight is significantly late, you may arrive at BSÍ to find the small minibus has already left and you have to wait 30-45 minutes for the next one. In practice this means a 3am arrival might leave you sitting at BSÍ until 4:30am waiting for the first morning hotel-drop minibus. Worth knowing if your flight has a chance of arriving in the small hours.
Worst-case scenario for a delayed arrival: take the basic bus to BSÍ at any time of day or night, then a short taxi from BSÍ to your hotel ($10-15 within the central area). That combo is the cheapest way to get door-to-door at unsociable hours.
One Last Thing

If you remember nothing else from this guide, remember the bus. The taxi rank is the visible expensive option; the bus is the invisible cheap option. The cost difference between them — about $160 each way — is enough to pay for an entire day’s other Iceland activities, twice. The 30-second walk past the taxi rank is the most valuable thing I learned on my first Iceland trip.

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