Best time to go: what is the RIGHT price for a round-trip flight to Bangkok (from: Chicago)

The average price to go to Bangkok from Chicago airport is $ 1149 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 944 (in september) and $ 1563 (in june), which is a saving of $ 206 or a surplus of $ 414 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $900 to $953 and it is generally more economical to leave on a wednesday and return on a wednesday on a flight with 1 or more layovers.

Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Bangkok before booking your flight.

If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Bangkok plane ticket.

How are these data calculated?

We have studied a sample of 60200 airfare prices from previous years for flights to Bangkok from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.

Average price depending on the departure month

Data analysis:

By leaving in september, the price of the plane ticket will statistically be the cheapest ($ 944, saving $ 206 compared to the average price over the year which is $ 1149). Conversely, june will be the most expensive ($ 1563).

Flight Chicago-Bangkok: when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 944 $ 1060 good price
February$ 901 $ 1037 good price
March$ 925 $ 1040 good price
April$ 921 $ 1015 good price
May$ 954 $ 1099 good price
June$ 1391 $ 1563 very high price
July$ 1271 $ 1441 high price
August$ 1076 $ 1256 fair price
September$ 889 $ 944 very good price
October$ 886 $ 952 good price
November$ 912 $ 991 good price
December$ 1157 $ 1381 high price

*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!

Price breakdown to travel from Chicago to Bangkok

Data analysis:

The prices for flights from Chicago to Bangkok range from $741 to $1746. 1% of tickets were purchased at the minimum price (from $741 to $794), 1% at the maximum price (from $1693 to $1746). The majority of plane tickets were purchased in the range of $900 to $953 (17% of tickets).

Cheapest airlines for the Chicago->Bangkok flight

There are 13 companies that serve Chicago from Bangkok airport: Turkish Airlines, Delta, EVA Air, ANA, Cathay Pacific, Japan Airlines, Korean Air, Etihad Airways, United, Thai Airways, Spirit Airlines, Oman Air and Alaska Airlines.

Data analysis:

Of the 60200 flights analyzed in previous years, Turkish Airlines was the airline that offered the best fare most often in the flight ticket search results (23% of the time) on the Chicago->Bangkok route.

Which day of the week to leave?

Data analysis:

Statistically, Chicago-Bangkok flights departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday as your departure date, you can save an average of $47. On the other hand, departing on a saturday may cost you an additional $83.

Which day of the week to come back?

Data analysis:

Statistically, return flights from Bangkok to Chicago departing on a wednesday are cheaper than on other days of the week. By choosing a wednesday for your return date, you will save an average of $48. Conversely, departing from Bangkok on a saturday may cost you an additional $57.


Top prices Chicago-Bangkok

Round tripDatesPrice
Chicago → Bangkok02-02 to 10-02-2025$ 808 
Chicago → Bangkok09-02 to 18-02-2025$ 794 
Chicago → Bangkok10-02 to 26-02-2025$ 794 
Chicago → Bangkok11-02 to 18-02-2025$ 820 
Chicago → Bangkok17-02 to 25-02-2025$ 793 
Chicago → Bangkok02-03 to 20-03-2025$ 808 
Chicago → Bangkok04-03 to 26-03-2025$ 793 
Chicago → Bangkok10-03 to 17-03-2025$ 794 
Chicago → Bangkok12-03 to 30-03-2025$ 821 
Chicago → Bangkok19-03 to 27-03-2025$ 820 


When to book your flight Chicago - Bangkok to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 6 to 7 months in advance. However, you may end up paying a high price if you book between 11 to 12 months in advance.

Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Chicago-Bangkok flight, it is recommended to book your ticket on a saturday.

How far in advance should I buy my flight?

Data analysis:

To get the cheapest flight ticket from Chicago to Bangkok, it is recommended to buy it 6 to 7 months before departure (it is then on average 1033 $, which is a saving of 116 $ compared to the overall average price). On the other hand, if you buy your ticket 11 to 12 months in advance, you will pay the full price (348 $ more than the average price).

Depending on the departure month

The best time to buy your Chicago to Bangkok flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.

Departure on... How far in advance should I book?
January

Best time: 6 to 7 months before departure (average price: 981 $)

Other interesting period(s): 4 to 5 months ($ 1038), 5 to 6 months ($ 1019), 7 to 8 months ($ 1045), 8 to 9 months ($ 1011), 9 to 10 months ($ 982), 10 to 11 months ($ 1031)

February

Best time: 7 to 8 months before departure (average price: 904 $)

Other interesting period(s): 3 to 4 months ($ 991), 4 to 5 months ($ 961), 5 to 6 months ($ 944), 6 to 7 months ($ 919), 8 to 9 months ($ 931), 9 to 10 months ($ 927)

March

Best time: 8 to 9 months before departure (average price: 917 $)

Other interesting period(s): 2 to 3 months ($ 995), 3 to 4 months ($ 983), 4 to 5 months ($ 972), 5 to 6 months ($ 939), 6 to 7 months ($ 963), 7 to 8 months ($ 955), 9 to 10 months ($ 952), 10 to 11 months ($ 921)

April

Best time: 9 to 10 months before departure (average price: 919 $)

Other interesting period(s): 3 to 4 months ($ 971), 4 to 5 months ($ 943), 5 to 6 months ($ 949), 6 to 7 months ($ 960), 7 to 8 months ($ 956), 8 to 9 months ($ 928), 10 to 11 months ($ 930)

May

Best time: 6 to 7 months before departure (average price: 973 $)

Other interesting period(s): 2 to 3 months ($ 1077), 3 to 4 months ($ 1044), 4 to 5 months ($ 1044), 5 to 6 months ($ 1051), 7 to 8 months ($ 1008), 8 to 9 months ($ 1046), 9 to 10 months ($ 1023), 10 to 11 months ($ 1037)

June

Best time: 4 to 5 months before departure (average price: 1393 $)

Other interesting period(s): 3 to 4 months ($ 1447), 5 to 6 months ($ 1433), 7 to 8 months ($ 1475), 8 to 9 months ($ 1450), 9 to 10 months ($ 1412)

July

Best time: 5 to 6 months before departure (average price: 1235 $)

Other interesting period(s): 4 to 5 months ($ 1321), 6 to 7 months ($ 1283), 7 to 8 months ($ 1321), 8 to 9 months ($ 1279), 9 to 10 months ($ 1267), 10 to 11 months ($ 1369)

August

Best time: 6 to 7 months before departure (average price: 1043 $)

Other interesting period(s): 4 to 5 months ($ 1140), 5 to 6 months ($ 1125), 7 to 8 months ($ 1099), 8 to 9 months ($ 1086), 9 to 10 months ($ 1063), 10 to 11 months ($ 1252)

September

Best time: 7 to 8 months before departure (average price: 883 $)

Other interesting period(s): 1 to 2 months ($ 931), 2 to 3 months ($ 923), 3 to 4 months ($ 944), 4 to 5 months ($ 928), 5 to 6 months ($ 918), 6 to 7 months ($ 919), 8 to 9 months ($ 905), 9 to 10 months ($ 906)

October

Best time: 9 to 10 months before departure (average price: 887 $)

Other interesting period(s): 2 to 3 months ($ 900), 3 to 4 months ($ 939), 4 to 5 months ($ 947), 5 to 6 months ($ 943), 6 to 7 months ($ 911), 7 to 8 months ($ 905)

November

Best time: 9 to 10 months before departure (average price: 893 $)

Other interesting period(s): 3 to 4 months ($ 980), 4 to 5 months ($ 985), 5 to 6 months ($ 986), 6 to 7 months ($ 950), 7 to 8 months ($ 926), 8 to 9 months ($ 926), 10 to 11 months ($ 926)

December

Best time: 10 to 11 months before departure (average price: 1221 $)

Other interesting period(s): 3 to 4 months ($ 1350), 4 to 5 months ($ 1381), 7 to 8 months ($ 1315), 8 to 9 months ($ 1277), 9 to 10 months ($ 1260)

What day of the week should I book my flight ticket?

Data analysis:

Statistically, saturday is the day when plane tickets for Chicago->Bangkok are the cheapest. So, by buying your plane ticket on a saturday, you will save $8. Conversely, by buying it on a friday, you may end up paying $13 more.



Chicago to Bangkok: flight price when booking today

Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.

Month Current price
November 2024$ 1590
$1261 to $2261
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December 2024$ 1444
$1040 to $2698
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January 2025$ 1103
$894 to $1749
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February 2025$ 859
$793 to $965
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March 2025$ 1153
$793 to $7001
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April 2025$ 909
$796 to $1062
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May 2025$ 1056
$832 to $1566
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June 2025$ 1447
$1325 to $1747
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July 2025$ 1287
$1186 to $1484
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August 2025$ 1117
$992 to $1524
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September 2025$ 936
$892 to $1055
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October 2025$ 920
$895 to $971
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Data analysis:

Compared to the average price, february, april, may, june, july, august and october are cheaper to travel to Bangkok. So it may be interesting to book now to leave during these months!



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