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Yes, a visa is mandatory for US citizens to be allowed into the country. You can either get your visa by applying via the Nepalese Consulate or Embassy beforehand and getting approval before embarking on your journey or purchase a tourist visa upon arrival at Tribhuvan International Airport in Kathmandu. Other legal documents required for travel include your passport which must have six months or more validity remaining at the time of entry.

When transferring from KTM Airport, you can either take a taxi or use the bus service. A taxi is arguably the best option for foreigners since the drivers are very polite and will drop you off at your preferred location in the city. However, taxis are relatively costly and not ideal if you’re traveling on a budget. The cost-effective option would be using the bus service which can be accessed directly outside the airport terminal. It is worth noting that the bus service runs infrequently so be sure to check the schedule to avoid long wait times.

Of the airlines serving this route, Malaysia Airlines has the best sustainability record. While they haven’t yet started the use of sustainable aviation fuel, the airline is in the process of ordering new aircraft which are supposed to be more lightweight and fuel-efficient helping reduce the carbon emissions produced during every flight. As a passenger, you can also play your part by packing light to reduce weight and opting for nonstop flights to reduce your carbon footprint.

Upgrading to first class comes with plenty of advantages although the specific details depend on each individual airline. For instance, with Malaysia Airlines, First Class passengers get a recliner seat and extra legroom for added comfort as well as a better selection of meals and drinks to be enjoyed onboard. You also get an extra baggage allowance and access to the airline lounges during layovers.

Among airlines operating Bangkok Suvarnabhumi Airport to Kathmandu flights:

• Thai Airways: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between Bangkok Suvarnabhumi Airport and Kathmandu. The airlines offering nonstop flights on this route include:
• Thai Airways
• Nepal Airlines

Flights from Bangkok Suvarnabhumi Airport to Kathmandu usually depart from Bangkok Suvarnabhumi (BKK) and arrive at Kathmandu Tribhuvan (KTM).

Here are some options for this route, based on selected ticket types and cabin classes:

• Thai Airways: a cabin bag and a checked bag in Economy Class
• Nepal Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Bangkok Suvarnabhumi Airport to Kathmandu:

• Economy Class
• Business Class

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $417 round-trip via Kuala Lumpur Intl (KUL), compared to $459 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $28–$59 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A320-100/200 family is used most often on this route, operated mainly by Thai Airways and Nepal Airlines. Other aircraft seen on the route include Boeing 737-800 variants.

Connecting flights from Bangkok Suvarnabhumi Airport to Kathmandu most commonly pass through:

• New Delhi Indira Gandhi Intl (DEL) - 89% of one-stop connections
• Kuala Lumpur Intl (KUL) - 11% of one-stop connections
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 8% on the Bangkok Suvarnabhumi Airport to Kathmandu route. Monday is the cheapest departure day at $440 round-trip on average, while Sunday is the most expensive at $476, a difference of $36. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Bangkok Suvarnabhumi Airport to Kathmandu route, 27% of flights were delayed in the past 3 months, with delays averaging 1 hour 52 minutes.

Morning is the busiest departure period on Bangkok Suvarnabhumi Airport to Kathmandu flights, with 50% of flights leaving in that window. Night departures account for 50%, afternoon flights for 0%, and evening flights for 0%.

Garden of Dreams is one of the most viewed places in Kathmandu on KAYAK.

A nonstop flight from Bangkok Suvarnabhumi Airport to Kathmandu takes 3h 26m, covering 1,384 miles.

These are the earliest and latest flight times available from Bangkok Suvarnabhumi Airport to Kathmandu:

• Earliest: departs at 10:15 am and lands at 1:41 pm
• Latest: departs at 9:15 pm and lands at 12:41 am.

The flight takes about 3h 26m.

Last-minute fares on this route - booked within 2 weeks of departure - run 4% above the route average of $458. Book 10 weeks before departure for the lowest fares.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $407 to $3,040. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from Bangkok Suvarnabhumi Airport to Kathmandu are currently lower than usual. Average one-way flight prices are about $226, which is 7% below the typical average for this route.

Evening flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Kuala Lumpur Intl (KUL) gives the shortest average 1-stop total travel time at 9h 46m, compared with 11h 48m via New Delhi Indira Gandhi Intl (DEL).

Kathmandu is 1 hour behind Bangkok Suvarnabhumi Airport (Nepal Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

Round-trip flights from Bangkok Suvarnabhumi Airport to Kathmandu range from $419 to $513, with an average of $458 over the past 12 months. Anything below $419 counts as a good deal.