Chicago (ORD) → Bangkok (BKK)
About Chicago to Bangkok Flights
Discover the best flights from Chicago to Bangkok, covering 13,762 km in approximately 17h 42m. Chicago (ORD) to Bangkok (BKK) is one of the major long-haul routes connecting United States and Thailand. With 7 major airlines operating this route, travelers have plenty of options to choose from. Whether you're traveling for business or leisure, our comprehensive guide helps you find the best deals, understand seasonal price variations, and choose the right airline for your journey from Chicago to Bangkok.
12-Month Price History
Flight prices from Chicago to Bangkok vary significantly throughout the year. October typically offers the best deals with average prices around $2811, while July sees the highest prices, averaging $3923. Savvy travelers can save up to 28% by choosing their travel dates wisely.
Best Time to Fly
Cheapest Month
October
Save up to 40% on average
Most Expensive
July
Peak season pricing
Book in Advance
63 days
For best prices
Booking Tips
For the best prices on Chicago to Bangkok flights, we recommend booking 143 days in advance. International flights typically see price increases as the departure date approaches, so early booking is advisable. Tuesday and Wednesday departures often offer the lowest fares, while Friday and Sunday flights tend to be more expensive due to business and leisure travel demand. Consider flying early morning or late evening for additional savings, as these off-peak times usually have lower demand.
Airlines Serving This Route
| Airline | Economy | Business | First |
|---|---|---|---|
United Airlines UA | $2150 | $8460 | $11590 |
Thai Airways TG | $2210 | $9680 | $12340 |
Thai VietJet Air VZ | $2220 | $9680 | $15410 |
American Airlines AA | $2280 | $7980 | $13260 |
Delta Air Lines DL | $2400 | $9270 | $12900 |
SkyWest Airlines OO | $2530 | $8680 | $12810 |
Kalitta Air K4 | $2640 | $8200 | $14700 |
United Airlines
UA
Economy
$2150
Business
$8460
First
$11590
Thai Airways
TG
Economy
$2210
Business
$9680
First
$12340
Thai VietJet Air
VZ
Economy
$2220
Business
$9680
First
$15410
American Airlines
AA
Economy
$2280
Business
$7980
First
$13260
Delta Air Lines
DL
Economy
$2400
Business
$9270
First
$12900
SkyWest Airlines
OO
Economy
$2530
Business
$8680
First
$12810
Kalitta Air
K4
Economy
$2640
Business
$8200
First
$14700
Prices shown are estimates based on historical data. Actual prices may vary based on dates, availability, and current promotions.
Alternative Flight Options
Milwaukee → Bangkok
Milwaukee Mitchell International (MKE) to Suvarnabhumi (BKK)
Distance: 13,656 km
Average price: $2793
Chicago → Bangkok
Chicago Midway International (MDW) to Suvarnabhumi (BKK)
Distance: 13,785 km
Average price: $2818
Chicago → Bangkok
O'Hare International (ORD) to Don Mueang International (DMK)
Distance: 13,740 km
Average price: $2809
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Frequently Asked Questions
How long is the flight from Chicago to Bangkok?
The flight time from Chicago (ORD) to Bangkok (BKK) is approximately 17 hours and 42 minutes. This duration is for direct flights and may vary depending on aircraft type, weather conditions, and air traffic.
What is the distance between Chicago and Bangkok?
The aerial distance between Chicago and Bangkok is 13,762 kilometers (8,551 miles). This is the straight-line distance, which is used to calculate flight times.
Which airlines fly from Chicago to Bangkok?
Several airlines operate flights between Chicago and Bangkok, including American Airlines, United Airlines, Thai Airways and 4 more airlines. Most flights on this route include one or more stops.
What is the cheapest month to fly from Chicago to Bangkok?
Based on historical data, February typically offers the lowest airfares for flights from Chicago to Bangkok. However, prices can vary based on holidays, events, and airline promotions. We recommend checking our price calendar for the most up-to-date information.
How far in advance should I book my flight to Bangkok?
For the best prices on Chicago to Bangkok flights, we recommend booking 112 days in advance. International flights generally require earlier booking than domestic routes.
Do I need a visa to travel from Chicago to Bangkok?
Visa requirements depend on your nationality and the purpose of your visit. Citizens of United States traveling to Thailand should check the latest visa requirements. Visit our partner site visarequirements.io for detailed visa information.
What is the time difference between Chicago and Bangkok?
Chicago operates on America/Chicago time zone, while Bangkok is in the Asia/Bangkok time zone. For current time differences and to plan your schedule, visit our partner site timezig.com for accurate timezone conversions.