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Cheap flights from Bangkok to Chicago O'Hare Intl Airport

BKK — ORD
27 Oct — 3 Nov1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Bangkok to O'Hare Intl

Popular in

April

Cheapest in

January

Average price

฿34,007
Highest demand for flights based on searches. 18% potential increase in price (฿307,170 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (฿45,583 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Best time to book a flight from Bangkok to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Bangkok with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Bangkok to Chicago O'Hare Intl Airport?

The price you pay for your flight from Bangkok to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Bangkok to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Bangkok to Chicago O'Hare Intl Airport (average of ฿32,439). Flying from Bangkok to Chicago O'Hare Intl Airport in April is currently the most expensive (average of ฿55,833). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing O'Hare Intl

See what other customers who have flown with Korean Air,ANA, andThai Airways from Bangkok to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,218 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
ANA
8.3
Very Good
1,319 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Thai Airways
7.9
Good
424 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
เดลต้า
7.8
Good
8,605 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
1,497 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Comfort

8.3

Entertainment

8.2

Food

8.1

Crew

8.7

Overall

8.4

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

  • What are the cheapest airlines flying from Bangkok to Chicago O'Hare Intl Airport round-trip?

    Currently priced at ฿28,520, Thai Airways will fly you from Bangkok to Chicago O'Hare Intl Airport and back. In addition to Thai Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Korean Air and ANA - these airlines can fly you to your destination from ฿32,441 and ฿33,307, respectively. You may be able to fly from Bangkok to Chicago O'Hare Intl Airport for 30% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Bangkok to Chicago O'Hare Intl Airport one-way?

    ฿17,374 is the cheapest one-way deal found within the past few days, from Thai Airways. You may also be able to find cheap deals on Korean Air and ANA, with prices starting from ฿20,479 and ฿22,630, respectively.

  • Can I find deals for flights from Bangkok to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Bangkok to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bangkok to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to O'Hare Intl.

  • Can I find deals for business class flights from Bangkok to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Bangkok to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok to Chicago O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Bangkok to Chicago O'Hare Intl Airport (average of ฿32,439). Flying from Bangkok to Chicago O'Hare Intl Airport in April is currently the most expensive (average of ฿55,833). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Rosemont

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Bangkok to O'Hare Intl

Chiang Mai to O'Hare Intl flights
Chiang Mai to Midway flights
Ko Samui to O'Hare Intl flights

Top 5 airlines flying from Bangkok to O'Hare Intl

AirlineCheapestAverageFlexibilityOn-time
Thai AirwaysCheapest฿29,032Average฿55,823FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Korean AirCheapest฿32,441Average฿34,329FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿33,307Average฿38,362FlexibilityNo cancel feeOn-time80%
Search ANA flights
เดลต้าCheapest฿33,323Average฿52,626FlexibilityNo cancel feeOn-timeN/A
Search เดลต้า flights
Cathay PacificCheapest฿40,907Average฿59,937FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

How does Cheapflights help users find flights from Bangkok to O'Hare Intl?

When you search for this flight from Bangkok to O'Hare Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Bangkok to O'Hare Intl?

Cheapflights helps you find that perfect flight to O'Hare Intl from Bangkok by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Bangkok to O'Hare Intl with no change fees?

Yes, we can. To see specific flights from Bangkok to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Bangkok to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Bangkok today and book when prices fit your budget.

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