Hanoi to Bangkok: Exactly 987 km (613 mi)

Hanoi, Vietnam → Bangkok, Thailand · ✈ 1h 44min · 🚗 16h 2min

987
Kilometers
613
Miles
~1h 44min
Flight Time
~16h 2min
Driving Time

533 nautical miles · Time difference: Same timezone · Direction: southwest

Quick Answer

The distance from Hanoi to Bangkok is 987 km (613 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 44min.

Distance Overview: Hanoi to Bangkok

The straight-line distance from Hanoi, Vietnam to Bangkok, Thailand is approximately 987 kilometers (613 miles or 533 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.

Bangkok is located southwest of Hanoi. Hanoi is in Asia, in the Red River Delta region of Vietnam, while Bangkok is in Asia, in Central, Thailand. Both cities are in Asia.

Travel Options: Hanoi to Bangkok

ModeDistanceEst. TimeBest For
✈️ Flight 987 km ~1h 44min Best option for speed
🚗 Drive ~1,283 km ~16h 2min Feasible with breaks
🚂 Regular Train ~1,184 km ~9h 52min Scenic but slow

Our recommendation: flight is typically the best way to travel from Hanoi to Bangkok. For 987 km, flying saves significant time and is usually the most practical choice.

Driving Cost Estimate

Based on an estimated road distance of 1,283 km, fuel costs for driving from Hanoi to Bangkok are approximately $103–$192 USD (at $0.08–$0.15 per km, depending on vehicle efficiency and local fuel prices). Additional costs may include tolls, parking, and accommodation for longer trips.

Coordinates & Bearing

Hanoi sits at 21.0278°N, 105.8342°E, while Bangkok is located at 13.7563°N, 100.5018°E. The initial compass bearing from Hanoi to Bangkok is 216° (SW), so a great-circle flight path leaves Hanoi heading roughly SW. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.

The latitude difference is 7.27° and the longitude difference is 5.33°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.

Halfway Point

The geographic midpoint between Hanoi and Bangkok is approximately 17.4098°N, 103.1149°E. This is the great-circle halfway position — the spot where you would be exactly 494 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.

Time Zone Difference

Hanoi and Bangkok share the same approximate time zone, so meetings, calls, and arrivals don't require any clock adjustment. This makes the route especially convenient for short business trips. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.

Currency & Language

Hanoi uses the Vietnamese Dong (VND), while Bangkok uses the Thai Baht (THB). Plan to exchange currency before departure or use a low-fee travel card on arrival — airport rates are typically the worst available. The primary local language shifts from Vietnamese in Hanoi to Thai in Bangkok. Learning a few basic phrases makes a noticeable difference at hotels, restaurants, and transit hubs.

About Hanoi

Hanoi is a major city in Vietnam with a population of approximately 8,053,663. Located in the Red River Delta region, it is an important hub in Asia. As one of the largest cities in Vietnam, Hanoi is a major international gateway with extensive air connections and multiple airports.

See all distances from Hanoi

About Bangkok

Bangkok is a notable city in Thailand with a population of approximately 10,539,000. Situated in the Central region, it serves as a key destination in Asia. Bangkok is one of Thailand's largest cities, offering major airport hubs, extensive public transport, and a wide range of accommodation options.

See all distances from Bangkok

Distance in Context

987 km is a medium-distance route, similar to traveling across a mid-sized European country. A flight covers this distance quickly, but driving or rail travel remains feasible for those who prefer ground transport. For reference, New York to Chicago is about 1,150 km.

Did You Know?

At 987 km, the Hanoi-Bangkok route is about 2.5% of Earth's circumference. A commercial jet covers this distance in about 1h 44min.

Combined, Hanoi and Bangkok have a population of over 18,592,663 people, making this a major urban corridor.

Compare This Route

See how the Hanoi to Bangkok distance compares to similar routes:

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Frequently Asked Questions

How far is Hanoi from Bangkok?

The straight-line distance from Hanoi to Bangkok is approximately 987 kilometers (613 miles, 533 nautical miles).

How long does it take to fly from Hanoi to Bangkok?

A direct flight takes approximately 1h 44min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.

How long is the drive from Hanoi to Bangkok?

Estimated driving time is approximately 16h 2min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.

What is the time difference between Hanoi and Bangkok?

Bangkok is approximately Same timezone compared to Hanoi.

What is the road distance from Hanoi to Bangkok?

The estimated road distance is approximately 1,283 km, which is about 30% longer than the 987 km straight-line distance.

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📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 21, 2026.