Flights Bangkok → Delhi (BKK-DEL) — THB Fares, Airlines, Frequency

Bangkok to Delhi links Thailand with India’s capital, with around 28 flights a week. It is a strong two-way corridor — Indian tourists and business travellers arriving in Thailand, and Thai holidaymakers and traders heading for Delhi and the wider north of India. Block time is close to four and a half hours, an easy single sector either by day or overnight.

Airlines on this route

Three carriers fly BKK-DEL: Thai Airways and Air India run full-service cabins, while IndiGo operates the route low-cost. The full-service fares include checked baggage and meals; IndiGo’s base fare is leaner with extras priced separately. All three are direct, so travellers are really choosing between included baggage, departure time and headline price.

THB fares

BKK-DEL is competitively priced thanks to the frequency and the budget option on the route. Peaks cluster around Diwali, the Indian wedding season and the December holidays, when fares climb and seats sell early — two to three months of lead time is sensible for those dates. Otherwise, four to six weeks ahead usually secures a reasonable economy fare in THB.

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About Delhi

Delhi is India’s capital and one of its great historic cities, layering Mughal monuments, the wide avenues of New Delhi and the dense lanes of the old city. The Red Fort, Humayun’s Tomb and the markets of Chandni Chowk anchor most visits. For Thai travellers it is both a destination and the usual gateway to Agra, Rajasthan and the Himalayan north.

FAQ

Which airlines fly Bangkok to Delhi? Direct BKK-DEL flights are operated by Thai Airways, Air India, IndiGo. Compare baggage allowance, fares and schedules in the carrier table above.

How long is the BKK-DEL flight and how often does it run? Block time is about 4.4 hours. The BKK-DEL route runs roughly 28 flights per week across all carriers.

How far ahead should I book BKK-DEL for the best fare? Booking 4-8 weeks ahead for regular dates, and 10-14 weeks for peak periods (Songkran, New Year, Hajj/Umrah season), typically saves 15-30%. See the month-by-month fare heatmap above.

What is the checked baggage allowance on BKK-DEL? It varies by carrier and fare class — full-service carriers on this route usually include 20-30 kg, while low-cost carriers sell it as an add-on. Confirm the current policy on the airline’s site before booking.

What currency is used in Delhi? Delhi uses USD. Compare airfares in THB and budget on-the-ground spending in USD.

Related routes

• BKK airport
• DEL airport