Updated Date:
Author: Salar de Uyuni Editorial Team
Quick Summary: The overland route from Cusco to Uyuni runs Cusco → Puno → Copacabana → La Paz → Uyuni, covering roughly 1,200 kilometres and one international border in three to five days depending on how many nights you stop. Budget $60–$130 for the transport legs, complete SIGEMIG before crossing into Bolivia, and cross at Kasani in daylight. The route’s hidden benefit is acclimatisation — it climbs gradually from 3,399 metres to 3,670 before the salt flat circuit sleeps above 4,000.
This is one of the most travelled backpacker corridors in South America, and for good reason: it links two of the continent’s headline attractions across Lake Titicaca, it is cheap, and it climbs gradually enough that your body adapts to altitude along the way.
It is also a route with one international land border, four bus terminals, and — in 2026 — a Bolivian fuel shortage that has made connections less reliable than usual. Here is how to do it properly.
The Route in Full
| Leg | Distance | Time | Cost | Altitude |
|---|---|---|---|---|
| Cusco → Puno | ~390 km | 6–8 hrs | $12–$35 | 3,399 → 3,810 m |
| Puno → Copacabana (via Kasani) | ~150 km | 3–4 hrs + border | $8–$20 | 3,810 → 3,841 m |
| Copacabana → La Paz (via Tiquina) | ~155 km | 3.5–4 hrs | $8–$15 | 3,841 → 3,650 m |
| La Paz → Uyuni | ~550 km | 9–12 hrs | $15–$43 | 3,650 → 3,670 m |
| Total | ~1,245 km | 3–5 days | $43–$113 |
Add accommodation, food, and the option of skipping Copacabana for a direct Puno–La Paz run via Desaguadero, and a realistic all-in cost for the corridor is $60–$130 in transport plus whatever you spend stopping.
Our Cusco to Uyuni overview covers the route at a higher level; this is the leg-by-leg version.
Leg 1: Cusco to Puno
Roughly 390 kilometres across the Altiplano, 6 to 8 hours.
Options:
- Tourist bus with stops (Inka Express and similar): the more expensive option, with cultural stops at Andahuaylillas, Raqchi, and La Raya pass, plus a buffet lunch. Effectively a moving day tour. Efficient if your only goal is linking the cities while seeing something.
- Standard daytime bus: cheaper, direct, and you still get the scenery.
- Night bus: saves a daytime slot but you arrive at dawn tired and miss the landscape.
Backpacker verdict: take a daytime bus. This leg is scenic and you will see the La Raya pass at around 4,335 metres. Doing it at night wastes it.
Puno sits at 3,810 metres on the Peruvian shore of Lake Titicaca, the world’s highest large navigable lake. If you arrive around 5:30–6:00am on a night bus you can still catch a full-day Uros and Taquile boat trip — most programmes start pickups at 7:00–7:30am with boats leaving around 7:30–8:10am.
Leg 2: Puno to Copacabana, and the Border
This is the part that makes new travellers nervous, and it is mechanically simple.
The crossing: Kasani/Yunguyo is the traveller-friendly post. Shorter queues, staff used to foreign visitors, and it puts Lake Titicaca on your route rather than beside it. Published attention hours are roughly 07:00–20:00, though different authorities publish tighter windows on each side — commonly cited figures are around 07:30–18:00 on the Peruvian side and 08:30–19:00 on the Bolivian. Cross in daylight and verify the week you travel.
The alternative: Desaguadero, the CEBAF complex, is the direct freight-and-commuter crossing used by most non-stop Puno–La Paz night buses. It is faster on paper — saving perhaps an hour — but busier, and it skips Copacabana entirely. Peru’s migration posts in this corridor were upgraded in 2024–2025, including a Kasani remodel and a new Tinicachi post activated in 2026 to handle peak flows, which has improved throughput on busy dates.
Border checklist
- Complete SIGEMIG before you arrive. Bolivia’s online pre-registration is mandatory for every foreign visitor regardless of nationality. It is free, takes about ten minutes, opens 30 days before travel, requires your lodging details, and generates a QR code you show at the post. Do it through the Bolivian migration authority and print the confirmation. Skipping it can mean a fine on exit.
- Check your passport has six months of validity beyond your travel dates. Airlines and border officials both enforce this.
- Confirm your visa status. US citizens have been visa-free for stays up to 90 days since 1 December 2025, ending the previous reciprocity fee arrangement. Citizens of the UK, Canada, Australia, New Zealand, Japan, South Korea, and most EU states also enter visa-free. Some nationalities still need a visa — check with a Bolivian consulate.
- Get your entry stamp and check it before your bus leaves. A missing stamp is a problem you discover on exit, not at the border.
- Carry some bolivianos. Money changers at the border exist but rates are poor. Change a small amount and withdraw properly in Copacabana or La Paz.
Copacabana is worth the night: the whitewashed basilica, fresh Titicaca trout on the waterfront, the steep hike up Cerro Calvario for sunset, and Isla del Sol a boat ride away if you have a spare morning.
Leg 3: Copacabana to La Paz
Short — 3.5 to 4 hours, including the ferry across the Tiquina Strait, where passengers cross on a passenger launch while the bus goes on a separate barge. It is a slightly alarming-looking arrangement and entirely routine.
Arrive in La Paz, and use the day to book your Uyuni transport if you have not already.
Leg 4: La Paz to Uyuni
The longest single leg: roughly 550 kilometres, 9 to 12 hours, almost always overnight.
Buses leave from the La Paz terminal at Plaza Antofagasta — the yellow Eiffel-designed building about 15 minutes’ walk from the tourist area, though most travellers take a taxi. Departures cluster between 7:00pm and 10:00pm, arriving in Uyuni between roughly 5:00am and 8:00am, in time for the 10:30am tour departures.
| Operator | Cost | Notes |
|---|---|---|
| Todo Turismo | ~$43 | Tourist standard, better punctuality, onboard host and meals |
| Trans Titicaca | ~$26 | Lie-flat seating, hot meal, blankets; strong middle ground |
| Local flotas (Trans Omar and others) | $15–$25 | Cheapest, Spanish-only, book at the terminal |
| Flight (BoA, EcoJet, Amaszonas) | $60–$125 | ~1 hr to Joya Andina airport (UYU) |
| Bus to Oruro + FCA train | $28–$47 | 11–13 hrs total, all in daylight |
The road climbs first to El Alto at about 4,150 metres before dropping onto the Altiplano and running south via Oruro and Challapata. It is fully paved now, which is a meaningful improvement on the gravel stretch older guidebooks describe.
The train alternative: a 3.5–4 hour bus from La Paz to Oruro ($8–$12), then the Wara Wara del Sur or Expreso del Sur to Uyuni, around 7 hours for $20–$35. Services typically run on selected days — Tuesdays, Wednesdays, Fridays, and Sundays in 2026 — so verify before planning around it. The whole journey takes 11 to 13 hours including the layover but happens in daylight, which means you actually see the Altiplano.
The 2026 Reality Check
Two developments have changed this corridor this year.
Bolivian bus fares rose about 40% under a new ATT ruling that took effect on 2 January 2026, introduced as a 180-day transitional measure. Check your fare against the fare band posted at the terminal rather than accepting a window quote.
The diesel shortage has thinned out departures. Bolivia imports nearly all its diesel and Supreme Decree 5676 in mid-August raised the price for large consumers — including buses — from just under 10 bolivianos to 18 bolivianos per litre, with weekly repricing. Queues had not disappeared as of late August. Practically, that means fuller buses, fewer departure times, and a higher chance of cancellation. Book 3 to 7 days ahead rather than same-day, and avoid plans that depend on a single connection.
The currency floats. Bolivia ended its 6.96 peg on 29 June 2026; by late August the Banco Central de Bolivia rate sat near 11.83 to buy and 11.93 to sell, with peer-to-peer platforms around 12.05 and the old parallel-market premium effectively closed. Ask for prices in bolivianos and convert yourself. Bolivia also runs heavily on QR payments that foreign bank apps cannot scan, so carry cash and keep undamaged US notes as backup.
Doing It DIY vs Using a Pass
This is the real decision for backpackers on this corridor.
| Individual public buses | Flexible multi-stop pass | |
|---|---|---|
| Sticker cost | Lowest, $43–$113 for the corridor | Higher single figure, comparable all-in |
| Terminal taxis (4 cities) | Your cost, $15–$40 total | Hotel pickups included |
| Border handling | You manage both posts alone | Host walks the group through, checks stamps |
| Language | Spanish needed at terminals and windows | Bilingual hosts |
| Schedule changes | Your problem to resolve | Handled, dates flexible |
| Stops | Book each one separately | Pause anywhere, pass stays valid |
| Best for | Confident Spanish speakers travelling direct | First-time visitors, non-Spanish speakers, organised experience |
Public buses are genuinely the cheaper option on paper, and for a backpacker who speaks Spanish, has time, and is comfortable in busy terminals, they are the right call. That is a real traveller type and the buses serve them well.
The honest counterargument is that the sticker price is not the total. Add taxis to and from terminals in Cusco, Puno, Copacabana, and La Paz; add waiting time between connections; add the risk of a schedule change you cannot easily query; add the 2026 possibility of a cancelled departure. The gap narrows.
Peru Hop and Bolivia Hop run this corridor on flexible passes with hotel pickups, bilingual hosts, and staff who walk groups through both immigration posts and verify entry stamps before departure. The pause-anywhere flexibility is the underrated part: if altitude means you want an extra night in Puno, you take it without rebooking anything.
Neither operates the La Paz–Uyuni leg, so that stays a separate booking either way.
The Acclimatisation Bonus
This route’s best feature is one nobody advertises. It climbs gradually:
- Cusco: 3,399 m
- La Raya pass (in transit): ~4,335 m
- Puno: 3,810 m
- Copacabana: 3,841 m
- El Alto (in transit): ~4,150 m
- La Paz: 3,650 m
- Uyuni: 3,670 m
- Salt flat: 3,656 m
- Southwest circuit: above 4,000 m, near 4,900 m at Sol de Mañana
By the time you reach the salt flat you have had a week or more at elevation. Backpackers who fly directly into La Paz or straight from Cusco to Uyuni skip that adaptation and pay for it on night two of the circuit, which sleeps above 4,000 metres.
Suggested Timings
Fast version — 4 days: Cusco → Puno (day 1, night bus or day bus), Puno → La Paz direct via Desaguadero (day 2), La Paz (day 3, overnight bus to Uyuni), arrive Uyuni day 4 and start the tour.
Standard version — 5 days: Cusco → Puno (day 1), Puno (day 2, Uros and Taquile), Puno → Copacabana (day 3), Copacabana → La Paz (day 4, overnight bus), arrive Uyuni day 5.
Relaxed version — 7 days: as above with an extra night in Copacabana for Isla del Sol and a full day in La Paz.
FAQ
Can I go directly from Cusco to Uyuni without stopping?
There is no direct service, and doing it as fast as possible is a mistake. The fastest realistic version is a night bus Cusco–La Paz (about 638 km, commonly listed around 13 hours via Desaguadero, longer with border queues), a day in La Paz, then the overnight bus to Uyuni — roughly 48 hours of travel with one night’s sleep in a bed. Beyond the discomfort, you arrive at 3,670 metres and start a circuit that sleeps above 4,000 having done almost no acclimatisation. Take the extra days.
How much cash should I carry across the border?
Change a small amount at the border for immediate needs — a taxi, a meal, a hostel deposit — and withdraw properly in Copacabana or La Paz where ATMs are reliable. Border money changers offer poor rates. For the Uyuni leg specifically, withdraw 600–900 bolivianos in La Paz in small notes before heading south: there are no ATMs past Uyuni town, the circuit is cash-only, and Uyuni’s machines are limited and frequently empty in peak season.
Is the Kasani crossing safe and straightforward for a solo backpacker?
Yes. It is the crossing most tourists use, it operates in daylight hours, and it is small enough that you can see both immigration posts from each other. The realistic problems are administrative rather than security-related: arriving without SIGEMIG completed, arriving after hours, or leaving without an entry stamp. Cross in daylight, have your printed SIGEMIG confirmation, and check the stamp before your bus moves. If your bus is a through service, the driver will usually wait and count passengers.
Should I do this route in reverse, Uyuni to Cusco?
It works fine logistically and many travellers do it, particularly those arriving in Bolivia from Chile or Argentina. The one downside is losing the free acclimatisation ladder: if you fly into La Paz from sea level and head to Uyuni within a couple of days, you are attempting the highest part of the trip with the least adaptation. If you go this direction, budget two or three nights in La Paz first. Our how to get to Salar de Uyuni guide covers approaches from every direction.
What is the single most common mistake on this route in 2026?
Assuming buses will be there. In a normal year, turning up at a Bolivian terminal and buying a ticket for that evening usually works. This year, the diesel shortage has cut departures, buses run fuller, and cancellations are more likely — and tourist operators with their own fleets and fuel arrangements have been more reliable than the cheap flotas. Book 3 to 7 days ahead, message operators directly on WhatsApp within 48 hours of travel to confirm, and keep a spare half-day in any plan where a missed bus would cost you a booked tour or a flight.
Limitations
Fares, schedules, and border hours on this corridor change frequently and 2026 has been unusually volatile. Bolivia’s diesel shortage is reducing bus departures month to month, the January ATT fare increase was introduced as a 180-day transitional measure that may since have been replaced, and the boliviano has floated since 29 June so every dollar figure here is an estimate. Border post hours at Kasani and Desaguadero are published differently by different authorities and are subject to change, and road blockades tied to the fuel dispute can appear with little notice. Train services via Oruro run on selected days that vary. As a workaround, confirm SIGEMIG requirements and your visa status with a Bolivian consulate, check fares against the band posted at the terminal, message bus operators directly within 48 hours of travel, verify border hours the week you cross, and check road status before any long overland leg.
