Cheap Flights from Bangkok to Chicago from $650

Frequently Asked Questions

• What are the cheapest flights from Bangkok to Chicago (BKK-CHI)?

  Based on Trip.com data, Korean Air offers one-way fares as low as $650 on Cheapest nonstop routes (e.g. BKK to ORD on Mon, Sep 7), while Air Canada offers Cheapest nonstop round-trips from $1,002 departing on Wed, Sep 9 and returning on Mon, Sep 14.

• Which airlines offer direct flights from Bangkok to Chicago?

  At the moment, you can catch a nonstop flight from Bangkok to Chicago with the following airlines, including: Philippine Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Bangkok to Chicago?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Chicago is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Bangkok to Chicago?

  To find best deals on flights from Bangkok to Chicago, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Sep 7, with one-way flights priced at just $650.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Korean Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Chicago travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Bangkok (BKK) to Chicago (CHI) the cheapest?

  The cheapest months to fly from Bangkok to Chicago is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Bangkok to Chicago on?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Bangkok to Chicago on July 27, 2026 with Thai Airways, with prices starting at $696.

• Which airports can I fly to for Chicago from Bangkok?

  You can land at any one of the following hubs in Chicago, with Suvarnabhumi Airport to O'Hare International Airport (BKK-ORD) is by far the most common option on this route: O'Hare International Airport (ORD) Chicago Midway International Airport (MDW) Chicago Rockford International Airport (RFD).

• Is there any time difference between Bangkok and Chicago?

  The time difference between Chicago and Bangkok is 13h.

• How do I change or cancel my ticket from Bangkok to Chicago?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.