Scuba Diving Arcos or Marietas Vallarta Undersea

4 to 6 hours
Free cancellation
1 - 14
Mobile ticket


Trips departure daily at 9am. Check in starts at 8:30 am.

We offer trips as follow and could be changed for local conditions:

Monday, Wednesday and Fridays: Los Arcos and Majahuitas (Begginners are welcome).

Tuesday - Sunday: Marietas Islands only certified divers.
Divers must show certfication card.

We look always the best conditions acording with visibility, currents and waves for your convenience.

All of our trips are all inclusive tours, we includes 2 tanks, full set of gear, guide, boat ride and permits for diving at the marine reserves.

Our boats are fast, comfortable and safe, our guides know perfectly how to assist you on the boat, during the in water activity.

The information provided by our staff and theire experience is unvaluable.


  • Use of life vest
  • Boat ride
  • Box lunch
  • CONANP (Federal gov) fee
  • Conservacy donation fee to Bahia Unida
  • Permits for national park
  • Bottled water
  • Use of SCUBA equipment
  • Entry/Admission - Los Arcos de Mismaloya
  • Entry/Admission - Marietas Islands

What to expect

This is a typical itinerary for this product

Stop At: Marietas Islands, Mexico

We depart around 9 am from Marina Vallarta. At just 10 minutes, the ameca river provide great views and is the perfect spot to find some dolphins having breakfast.

Passing the first hour we arrive the islands, but during the winter, the ocean provides great wild life on the way out like dolphins, turtles, mantarays and whales. Arriving the islands we will provide the snorkel gear and we will teach you how to use the gear and life jackets and provide some information to improove your in water skills to make your activity fun and safe.

The hidden beach activity is optional and if you like to participate visiting one of the top ten beaches in the world. This activity has extra cost of just u$25.00 we receive the deposit cash by morning during your check in, and if you are not able to get in to it because of availability or weather conditions, we will give your deposit back, we are the only company who offer this kind of waranty for the hidden beach. 99% of our visitors are able to get in to it with no problems.

Duration: 2 hours

Stop At: Los Arcos de Mismaloya, Puerto Vallarta 48300 Mexico

During the south dives we visit Los Arcos National park, the place is perfect for begginner dives or experienced divers too, offers depths from 20 ft for practives and certifications, and also a wall with 1600 ft for tech divers..

Duration: 1 hour 30 minutes

Additional information

  • No heart problems or other serious medical conditions
  • Not recommended for pregnant travelers
  • Near public transportation
  • Not wheelchair accessible
  • Travelers should have a moderate physical fitness level
  • Minimum age recommended 10 years
  • People under any influence of alcohol or any drug are not permitted
  • Not recommended for travelers under any drug or alcohol influence
  • People who suffer from heart disease, back, spine or knee problems cannot participate in this activity
  • This experience requires good weather. If it’s canceled due to poor weather, you’ll be offered a different date or a full refund
  • This experience requires a minimum number of travelers. If it’s canceled because the minimum isn’t met, you’ll be offered a different date/experience or a full refund
  • This tour/activity will have a maximum of 14 travelers
  • Confirmation will be received at time of booking, unless booked within 1 day of travel. In this case confirmation will be received as soon as possible, subject to availability

Ticket delivery

You can present either a paper or an electronic voucher for this activity.


For a full refund, cancel at least 24 hours in advance of the start time of the experience.
April 2023

Had a great day out on the bay. We saw bottle nose dolphin and even a whale, which is unusual this time of year. I did a dive with my dive master Nahum at Marietas Vallarta Undersea. I had not been diving for a few years so it took me a bit to get back in the swing of things. I was really appreci...

November 2022

Carlos was a great divemaster. He was very patient with me since I was inexperienced and hadn't been diving for a year+. There were four divers on the tour and a couple of scuba divers. We went to Los Arcos & one other site, and it was beautiful there. The highlight of the trip was on the boat r...

June 2022

I have been diving with Vallarta Undersea for a while now. There has never been a time where I have had a bad experience. From the staff at the dive shop to the dive masters and captains , the service is always good. I dove “the tunnel” and “the mountain” at Marietas Island. Eric was the dive ins...

May 2022

Ride out to islands wds well worth it. Fascinating bird santcuary. Fair to good visibility. Our DM was excellent, kind and offered extra wet suit. Dolphins accompanied boa on ride back.

April 2022

Great scuba diving experience I arranged everything online and they were ready for me, very nice shop. Everyone was very professional and friendly. I dove the Marietta’s island, shout out to the crew, Osvaldo, Luis and Nano they were alsome. Looking forward to returning and diving with them ag...

April 2022

A great dive shop with amazing people, my dive master Oswaldo take a good care of me. Javi the captain of the boat great guy. I will be back, see you😊😊😊

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