Flights Bangkok to Varanasi (BKK-VNS): Airlines, THB Fares

Bangkok to Varanasi connects Thailand with one of the most significant points on the Buddhist pilgrimage map. Just outside Varanasi lies Sarnath, where the Buddha is said to have given his first sermon, and this route carries Thai Buddhists travelling to walk that ground. It also serves monks, organised pilgrimage groups and travellers combining Sarnath with the wider circuit of holy sites across northern India.

At about 3.3 hours’ block time and around 5 flights a week, the route is compact and seasonal — pilgrimage travel concentrates in Thailand’s cooler months, when northern India’s weather is most welcoming.

Corridor profile

The BKK–VNS corridor runs about 5 departures a week across 2 carriers, with an average block time of 3.3 hours, and the lowest fare the feed returned for this route is ฿13,368. The frequency figure counts every carrier on the route combined, not any single airline.

What frequency tells you when plans break. 5 weekly departures is 5 departures a week — the next departure can be one to two days out. That is why frequency matters more than price for anyone with a fixed commitment at the other end. A thin corridor deserves a buffer day before anything that cannot move, not because the airline is poor but because there is no spare inventory to shift you onto.

Combined frequency is not your airline’s frequency. Those 5 weekly departures are spread across 2 carriers, and when your flight is cancelled only the airline holding your ticket owes you a seat. A rival’s empty seat on the same city pair does not help unless an interline agreement exists or you are willing to buy a second ticket. That is why a multi-carrier route is not automatically the safer one it appears to be.

Airlines & baggage

Baseline baggage on BKK–VNS runs 15–20 kg across the 2 of 2 carriers on the route for which we hold a row. These are carrier reference baselines, not entitlements attached to every ticket: cabin class, fare brand and frequent-flyer status all change the weight you actually get.

Excess weight prices in steps, not in averages. The allowance is per passenger, not per booking, so bags belonging to one group do not automatically pool unless the carrier operates a shared-allowance policy for people booked together. Excess charged at the desk is almost always far dearer than extra weight bought online in advance, and advance purchase stays open until the carrier’s cut-off. Weighing bags at home is the highest-value minute in the whole process.

Some items are not measured in kilograms alone. Sports equipment, instruments, pushchairs and oversized boxes are handled under size and item-type rules rather than the kilogram figure in the table. Several categories need advance notice because hold space is finite, and lithium batteries carry separate safety requirements that bar them from checked baggage. Check all three before travel day — at the desk the only remaining options are abandon it or ship it separately.

Airlines on this route

2 carriers operate BKK–VNS — 1 full-service and 1 low-cost. No major-alliance carrier appears on this route. Multiple carriers only affect price when both sides are actually selling in the same window. We hold 2 monthly lows spanning a 4% range.

Two carriers serve BKK-VNS: IndiGo and Air India Express, both low-cost operators. Headline fares are economical, but checked baggage, seat selection and meals are typically paid extras — a point worth weighing for a pilgrim travelling with offerings, robes or gifts. Frequency tracks the pilgrimage season, running thicker in the cool months. When comparing fares, the figure that matters is the total once the baggage you need is added.

Compare totals, not headline numbers. IndiGo price the seat low and sell bag, seat and meal separately; Air India Express fold them into the fare. Comparing the first number you see compares two different products. Add one bag and one seat assignment on both sides, then read the final figure. On medium-haul and longer, the remaining gap is frequently smaller than the search page suggests.

Monthly market-low pattern (THB)

Across the 2 months in our cache the lowest recorded fares run from ฿6,279 (Aug 2026) to ฿6,521 (Dec 2026), a 4% spread. Each value is a single snapshot, not that month’s average. This corridor scores 7/10 on our own catalogue demand ranking.

This is the lowest fare our feed returned for BKK–VNS, not a quoted price. It is the minimum of the record we hold for this one corridor — not the lowest value in our fare cache, not an average, not a live quote, and not a promise that a seat still exists at that number. An unusually low reading almost always traces to one carrier’s limited promotional inventory, which is gone before you reach checkout. Treat it as a reference line for how low this corridor can go, then check live pricing before deciding.

The price is attached to a date. Our most recent low is tied to a 2026-08-13 departure. Fares on international corridors move with the day of week and the holiday calendar more than most travellers expect, and shifting the date by one or two days usually does more for the price than switching airline. If your dates are fixed, read this number as a theoretical floor rather than something you will be offered.

Fare trends

Between 2026-W23 and 2026-W31 we captured the BKK–VNS low 6 times, ranging ฿5,826 to ฿16,265 — a 179% spread. The cheapest reading fell in week 2026-W29, and from first capture to last the low moved down 18%.

Demand follows the pilgrimage calendar closely. The cooler months draw the most travellers and the firmest fares, so booking eight to twelve weeks ahead is wise for that window. Outside the season seats are easier and shorter lead times work. Because both carriers are low-cost, fold checked baggage into the true cost in THB before comparing — the base fare alone can understate what a pilgrim with a full case will actually pay.

The price is attached to a date. Our most recent low is tied to a 2026-08-13 departure. Fares on international corridors move with the day of week and the holiday calendar more than most travellers expect, and shifting the date by one or two days usually does more for the price than switching airline. If your dates are fixed, read this number as a theoretical floor rather than something you will be offered.

Seasonality & best time to book

Our catalogue lists 2 carriers on this city pair. On BKK–VNS the season is set by weather more than by price. The Gangetic plain and the Kathmandu valley are driest and coolest from roughly November to February, and monsoon runs about June to September. Major Buddhist observances crowd the sites far more visibly than they move airfares.

Bangkok–Varanasi fares move with demand. The cheapest windows fall outside school holidays, Songkran and New Year; book 4–8 weeks ahead for normal dates. As a Buddhist-pilgrim corridor, fares rise around religious festival dates and the pilgrimage season.

What our data actually shows. Of the 2 months we captured, the cheapest reading was Aug 2026 at ฿6,279 and the dearest Dec 2026 at ฿6,521. These are observations, not a forecast for next year: a month that read cheap in one pass may not in the next. Use it as a starting point for comparison, not a fixed calendar.

This season is measured in weather and ground distance. Most pilgrimage itineraries do not end at the airport; several hours of road or rail separate the principal sites. The wet season slows those ground legs far more than it delays flights. Plan the order of the sites and the ground time first, then choose flight dates that fit the sequence.

About Varanasi

Our catalogue lists 2 carriers on this city pair. Varanasi (VNS) sits in India, uses INR, and the visa position we record for a Thai passport is: Buddhist Pilgrim visa or e-Tourist visa. The flight from Bangkok runs about 3.3 hours. Varanasi + Sarnath — site of Buddha’s first sermon (Dhammacakkappavattana Sutta)

Varanasi, on the banks of the Ganges, is one of the oldest continually inhabited cities in the world and a major centre of Hindu spiritual life. For Thai Buddhist travellers, its significance lies just outside the city at Sarnath — the deer park where the Buddha delivered his first teaching, marked today by the Dhamek Stupa and a quiet archaeological site. Most pilgrims on this route divide their time between the intensity of Varanasi’s riverfront and the calm of Sarnath, often as part of a longer journey through the holy sites.

What visa-free does not mean. Entering without a visa in advance is not a right to work, not a right to study, and not a guarantee of admission — the officer at the border still decides. The conditions most often forgotten are remaining passport validity, an onward ticket and proof of accommodation. All three are asked for more often than travellers expect, and their absence lets the airline refuse boarding at the departure airport.

Passenger rights on BKK–VNS

Our catalogue lists 2 carriers on this city pair. Departures from Thailand fall under Thailand CAAT; the return from Varanasi falls under India DGCA (CAR Section 3). The two regimes are not the same, and what you are owed changes with the direction of travel and the nationality of the operating carrier — never with the fare you paid.

No European-style compensation schedule applies here. The destination sits with India DGCA (CAR Section 3), which typically imposes duty of care, re-routing and refund obligations but no fixed EU261-style cash bands. The enforceable floor is therefore the airline’s own conditions of carriage plus Thailand CAAT rules for departures from Thailand. Read the conditions of carriage before you buy — that is the document that actually binds you.

Baggage and delay are governed by different instruments. If a bag is lost or arrives late on an international journey, the basis of claim is the Montreal Convention 1999, which applies where both the origin and destination states are parties. Its ceilings are denominated in SDR and revised periodically, so only the current figure is citable. The practical consequence is that the two claims are independent: having no delay-compensation right does not remove a baggage claim, and the report should be filed at the baggage desk before you leave the airport.

FAQ

Which airlines fly Bangkok to Varanasi?

The BKK-VNS route is operated by IndiGo and Air India Express. Compare baggage, alliances and fares in the table above.

How long and how often is the BKK-VNS flight?

Block time is ~3.3h, with ~5 flights per week across all carriers.

When is BKK-VNS cheapest to book?

The lowest fare our feed returned for this route is ~฿5,844. Book 4–8 weeks ahead; avoid Songkran, school holidays and peak season to save 15–30%.

What exactly is the lowest fare shown on this page?

It is the cheapest fare our cache has recorded on BKK–VNS, captured one snapshot at a time. It is not an average, not a live quote and not a guarantee that a seat still exists at that price. Use it as a reference floor, then check live pricing.

What is the difference between a direct and a nonstop flight?

Direct means the flight number does not change, but the aircraft may still land en route. Nonstop means no intermediate landing at all. If the clock matters, filter on nonstop, not direct.

If my BKK–VNS flight is cancelled, who is responsible?

The destination sits with India DGCA (CAR Section 3), which generally imposes duty of care, re-routing and refunds but no fixed EU261-style cash bands. The enforceable floor is the airline’s conditions of carriage plus Thailand CAAT rules for departures from Thailand.

Will my bag be through-checked if I book two separate tickets?

No. Through-checking happens only when every sector is on one ticket or an interline agreement exists. On separate tickets you reclaim the bag, clear the transit country’s immigration and check in again — and a missed connection is a new ticket at your cost.

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Related

• BKK airport
• VNS airport