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Guam

Guam Travel Guide (2026)

A U.S. territory 4 hours 30 minutes' direct flight from Seoul, one hour ahead of Korea. Resorts line Tumon Bay; Hagatna keeps traces of the Spanish era. No sales tax, so the tagged price is the price you pay.

Recommended stay
3 nights / 4 days
Budget feel
About USD 363~1,310 per person (flights excluded, 3 nights for two staying in Tumon, as of 2026-08)

💰 As of 2026, a 3-night Guam trip for two costs about $730–$2,630 in total, $365–$1,315 per person, flights excluded. See full cost breakdown →

Food & dining

Chamorro barbecue sits alongside American diners, Japanese and Korean kitchens. A local plate lunch runs USD 8~15 per person, a mid-range restaurant USD 15~35, and resort fine dining USD 50~120 and up. Tipping 15~20% is customary at sit-down restaurants, and parties of six or more often have a service charge already added, so check the receipt. (as of 2026-08)

Getting around

The Tumon hotel strip is 3 miles from Guam International Airport, 5~15 minutes by taxi, typically USD 15~25 with USD 1 per bag in the trunk. Many Tumon resorts run free guest pickups. Immigration through customs takes 30~60 minutes, up to 90 in the January to March peak. (as of 2026-08)

Highlights

Tumon Beach and Ypao Beach Park, Two Lovers Point, Plaza de Espana and Latte Stone Park in Hagatna, the Wednesday-only Chamorro Village night market, and the Fish Eye underwater observatory.

Places to visit

Itineraries

Trip cost

Trip cost
2 ppl3 nightsTumon beachfront hotel
Estimated total$730–$2,630$365–$1,315 / person

Stay
$245–$820
Food
$320–$1,205
Transit
$100–$305
Activities
$60–$305
Shopping
$0–$0
Per-night stay by type: Cheapest deal $80–$80↑ · Tumon average $175–$175↑ · 4-star $220–$220↑ · 5-star $275–$275↑
※ Estimate · prices as of 2026-08 · varies by season, booking time, FX. (flights excl.) Sources: kayak·islandseeker·hikersbay·viator.

Good to know before you go

When is the best time to visit Guam, and what should I avoid?

Guam's dry season runs December through June, and February to April is the driest stretch of the year, which makes it the best window for the water. July to November is the wet season with 150~250mm of rain a month; typhoons can form from May to December and are most frequent from August to October. May and early June still sit in dry-season conditions but come before the Asian peak season, so prices and crowds are lower. July 21 is Guam Liberation Day, a public holiday when government offices and many shops close. (verified August 2026)

How do I get from Guam airport to a Tumon hotel, and what does it cost?

The Tumon hotel strip is about 3 miles from Guam International Airport, 5~15 minutes by taxi, and typically USD 15~25 in practice. The meter starts at USD 2.40, the first mile is USD 4.00, each additional quarter mile is USD 0.80, and luggage in the trunk adds USD 1 per bag. An official 24-hour taxi counter sits on the west side of the arrivals level. Many Tumon resorts run free guest pickups, so ask when you book. Immigration through customs normally takes 30~60 minutes, up to 90 in the January to March peak. (verified August 2026)

How do I get around Guam without a rental car, and when does a transport pass pay off?

Around Tumon the Guam Red Shuttle is the default. A single ride is USD 7, a 1-day pass USD 15 and a 3-day pass USD 25, with children 5 and under free, so a day pass pays off once you plan three or more rides in a day. Note that the Two Lovers Point run operates on Sundays only and requires a reservation (USD 10), and the Chamorro Village run operates on Wednesdays only (USD 15 round trip, USD 8 one-way back). For the cheapest option, the GRTA public bus is USD 1.50 per ride or USD 4.00 a day, but it runs only Monday to Saturday 05:30~20:30, does not run on Sundays and holidays, and takes cash or check only. (verified August 2026)

How should I prepare data and power outlets for Guam?

Guam is a U.S. territory, so the voltage is 110~120V and the sockets are type A and B. A 220V type C plug will not fit, so bring an adapter. For data, arrange an eSIM or carrier roaming before you fly; prices vary widely by product, so compare before departure. The direct flight from Seoul takes about 4 hours 30 minutes and Guam is one hour ahead of Korea. (verified August 2026)

Do I need a visa for Guam, and what do I have to prepare?

Visitors from the 12 eligible countries can stay up to 45 days without a visa, but the paper Form I-736 was retired on November 30, 2024 and the G-CNMI ETA must now be obtained online in advance. It is free, U.S. CBP asks for it at least 7 days before departure (Korean guidance says at least 5), and without an approval you cannot board a flight to Guam or Saipan. An approval is valid for up to 2 years, but a passport expiring in six months or less will not be approved at all. If you already hold a valid ESTA, you do not need a separate G-CNMI ETA. On top of that, the Electronic Declaration Form (EDF) can be filed online from 72 hours before arrival, one per family, and kiosks in the baggage claim area cover anyone who did not file ahead. (verified August 2026)

How much cash do I need in Guam, and are cards widely accepted?

Guam has no sales tax, so the price on the tag is what you pay. Tipping is customary instead: 15~20% at sit-down restaurants (15% typically, 18~20% when service is good), 10~15% for taxis, and USD 1~2 per bag for bellhops. Parties of six or more often have a service charge added already, so check the receipt before tipping twice. Cash mainly covers the public bus (cash or check only) and small tips; local ATMs charge non-customers USD 3~5 per withdrawal and foreign card transactions add another 1~3%. Tap water is treated and tested to U.S. EPA standards and is safe to drink, which saves on bottled water. (verified August 2026)

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