Are direct flights from Petersburg to Bangkok always the best option?

Direct flights offer convenience and save travel time, but they are not always the cheapest option. Flights with one or more layovers can often be more budget-friendly. Consider your priorities for cost versus travel duration when making your choice.

Can flexible travel dates help on Petersburg to Bangkok flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Mid-week flights or those during the off-season are often less expensive than weekend or peak-season travel. Adjusting your departure or return by a few days may lead to considerable savings.

What extra costs should I check before booking Petersburg to Bangkok flights?

Always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total budget to avoid surprises.

Flights From Petersburg

To Bangkok

Cheap Flights from Petersburg to Bangkok

Browse current best options from Petersburg. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Petersburg

RatePunk searches hundreds of travel sites at once for deals on flights to Bangkok

Prices updated today

456 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Aug 31, 2026.)

Today’s best flight deals from Petersburg to Bangkok

Explore current cheapest deals departing from Petersburg to Bangkok

2026-09-23 – 2026-10-06
PSG - Bangkok
74% AI deal score
$1,127
$1,737
Round trip
2026-09-16 – 2026-10-06
PSG - Bangkok
74% AI deal score
$1,114
$1,738
Round trip
2026-09-15 – 2026-10-06
PSG - Bangkok
74% AI deal score
$1,114
$1,740
Round trip
2026-09-14 – 2026-10-06
PSG - Bangkok
74% AI deal score
$1,114
$1,747
Round trip
2026-09-29 – 2026-10-06
PSG - Bangkok
73% AI deal score
$1,152
$1,756
Round trip
2026-09-16 – 2026-09-21
PSG - Bangkok
73% AI deal score
$1,196
$1,762
Round trip
2026-09-15 – 2026-09-21
PSG - Bangkok
73% AI deal score
$1,166
$1,764
Round trip
2026-09-14 – 2026-09-21
PSG - Bangkok
74% AI deal score
$1,166
$1,771
Round trip
2026-08-25 – 2026-09-01
PSG - Bangkok
74% AI deal score
$1,473
$1,775
Round trip
2026-08-25 – 2026-09-21
PSG - Bangkok
74% AI deal score
$1,341
$1,786
Round trip

Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

A typical journey from Petersburg to Bangkok involves fares that are typically $1956–$2079, with a median of $2023. Right now, fares for cheap flights from Petersburg to Bangkok are significantly below the typical level.

When considering the cheapest time to fly from Petersburg to Bangkok, you'll find that March stands out with a median fare of $1669. Other favorable months include September, with a median of $1838, and August, where the median fare is $1932.

The typical journey time from Petersburg to Bangkok is approximately 65h 18m, including connections. Most itineraries for this route connect at least once, reflecting the long-haul nature of travel between these two cities.

This route is classified as a long-haul journey, covering a substantial distance of 10,755 km. Given the significant distance, most itineraries connect at least once, and new deals show up several times a week.

How much is a round trip from Petersburg to Bangkok

Regular price: $1,070 - $1,964

Prices for flights from Petersburg to Bangkok are currently within the regular range.

The regular price range for this route is between $1070 and $1964. The current lowest deal is $1673 with Alaska Airlines, Inc., for travel from Feb 5-Feb 18.

now $1,673

Low $1,070

High $1,964

The cheapest time to fly from Petersburg to Bangkok

The cheapest month to fly from Port-Gentil to Bangkok is March, with a median price of $1669. The most expensive month is July, with a median price of $2124. Prices are generally lower from March to September.

March

Cheapest

Flights from $1,669

July

Most Expensive

Flights from $2,124

Mar

Apr

May

Jun

Jul

Aug

Sep

Direct flights from Petersburg to Bangkok

Alaska Airlines, Inc.

EVA Air

Korean Air

Asiana Airlines

Last-minute flights going from Petersburg to Bangkok

Mon, Sep 7

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,145

$2,490

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,127

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,189

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,291

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,131

$2,566

One-way

Tue, Sep 15

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Korean Air

$1,131

$1,751

One-way

Biggest price drops on these dates for flights from Petersburg to Bangkok

3 nights

Sep 15 - Sep 18

$1,292 → $1,860

44%

4 nights

Sep 15 - Sep 19

$1,291 → $1,860

44%

3 nights

Oct 4 - Oct 7

$1,257 → $1,869

49%

5 nights

Sep 24 - Sep 29

$1,199 → $1,815

51%

Popular Airports to fly from Petersburg to Bangkok

Petersburg - Bangkok route insights

💸 Price insights

Fares are below the typical level

Recent fares from Petersburg to Bangkok are below the typical level of $2023.

📅 Best time to fly

Fly in March for the best prices

Historically, March offers the lowest median price at $1669 for this route.

⏱️ Flight duration

Long-haul flights, 65h 18m median duration

Flights from Petersburg to Bangkok are long-haul, with a median duration of 65h 18m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting dominant, with no direct flights available in the last 90 days.

🏆 Airline highlight

Alaska Airlines, Inc. offers deals

Alaska Airlines, Inc. has offered 43 deals from Petersburg to Bangkok recently.

🎯 Booking tip

Deals appear regularly

Deals for flights from Petersburg to Bangkok appear regularly, check often.

Petersburg main airports to depart from

Petersburg James A. Johnson (PSG)

Cheapest

Petersburg James A. Johnson is the cheapest departure airport for flights to Bangkok.

📍 ~1 km from Petersburg (reachable by car)

💸 Flights from ~$1,736

Bangkok main airports to arrive at

Suvarnabhumi (BKK)

Cheapest

Suvarnabhumi Airport is a primary gateway to Bangkok, offering convenient access for travelers from Petersburg.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$1,736

Airports nearby Bangkok used as alternative

U-Tapao International (UTP)

U-Tapao International (UTP) is a practical alternative due to its proximity and role as a secondary hub.

📍 ~140 km from Bangkok (reachable by car)

Business & First Class Flight Deals to Bangkok

Discover luxury on the budget with premium cabin class on flights from Petersburg to Bangkok.

Elite

Best Elite deals to Bangkok

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From PSG

Elite

Sep 15

Bangkok, Thailand

80% AI deal score

$7,668

$7,126

Save $542

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 15

Bangkok, Thailand

79% AI deal score

$7,508

$7,126

Save $382

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 15

Bangkok, Thailand

79% AI deal score

$7,508

$7,135

Save $373

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 18

Bangkok, Thailand

79% AI deal score

$7,713

$7,322

Save $391

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 18

Bangkok, Thailand

78% AI deal score

$7,432

$7,322

Save $110

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 18

Bangkok, Thailand

78% AI deal score

$7,432

$7,331

Save $101

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 15

Bangkok, Thailand

78% AI deal score

$7,640

$7,461

Save $179

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 18

Bangkok, Thailand

77% AI deal score

$7,654

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 09

Bangkok, Thailand

76% AI deal score

$8,146

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 09

Bangkok, Thailand

75% AI deal score

$8,146

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 16

Bangkok, Thailand

74% AI deal score

$7,889

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 16

Bangkok, Thailand

72% AI deal score

$7,889

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Bangkok

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking sites can also help you identify better deals. Look out for layovers, as these flights can sometimes be less expensive than direct options.

Booking flights in advance often provides more options and potentially better prices. However, sometimes last-minute deals can appear, especially during off-peak seasons. Monitoring price trends for your desired route can help you decide the optimal booking time.

Comparing nearby airports can sometimes uncover more economical flight options or different schedules. While it may add to your ground travel, the savings on airfare can be significant. Always factor in the cost and time of transportation to and from alternative airports.

Related routes

More routes from Petersburg

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Flights to Bangkok from other cities

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Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

How much is a round trip from Petersburg to Bangkok

Regular price: $1,070 - $1,964

Prices for flights from Petersburg to Bangkok are currently within the regular range.

The regular price range for this route is between $1070 and $1964. The current lowest deal is $1673 with Alaska Airlines, Inc., for travel from Feb 5-Feb 18.

now $1,673

Low $1,070

High $1,964

The cheapest time to fly from Petersburg to Bangkok

March

Cheapest

Flights from $1,669

July

Most Expensive

Flights from $2,124

Mar

Apr

May

Jun

Jul

Aug

Sep

Direct flights from Petersburg to Bangkok

Alaska Airlines, Inc.

EVA Air

Korean Air

Asiana Airlines

Last-minute flights going from Petersburg to Bangkok

Mon, Sep 7

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,145

$2,490

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,127

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,189

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,291

$2,566

One-way

Wed, Sep 9

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,131

$2,566

One-way

Tue, Sep 15

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Korean Air

$1,131

$1,751

One-way

Biggest price drops on these dates for flights from Petersburg to Bangkok

3 nights

Sep 15 - Sep 18

$1,292 → $1,860

44%

4 nights

Sep 15 - Sep 19

$1,291 → $1,860

44%

3 nights

Oct 4 - Oct 7

$1,257 → $1,869

49%

5 nights

Sep 24 - Sep 29

$1,199 → $1,815

51%

Popular Airports to fly from Petersburg to Bangkok

Petersburg - Bangkok route insights

💸 Price insights

Fares are below the typical level

Recent fares from Petersburg to Bangkok are below the typical level of $2023.

📅 Best time to fly

Fly in March for the best prices

Historically, March offers the lowest median price at $1669 for this route.

⏱️ Flight duration

Long-haul flights, 65h 18m median duration

Flights from Petersburg to Bangkok are long-haul, with a median duration of 65h 18m.

✈️ Airlines & availability

Connecting flights are dominant

This route is connecting dominant, with no direct flights available in the last 90 days.

🏆 Airline highlight

Alaska Airlines, Inc. offers deals

Alaska Airlines, Inc. has offered 43 deals from Petersburg to Bangkok recently.

🎯 Booking tip

Deals appear regularly

Deals for flights from Petersburg to Bangkok appear regularly, check often.

Petersburg main airports to depart from

Petersburg James A. Johnson (PSG)

Cheapest

Petersburg James A. Johnson is the cheapest departure airport for flights to Bangkok.

📍 ~1 km from Petersburg (reachable by car)

💸 Flights from ~$1,736

Bangkok main airports to arrive at

Suvarnabhumi (BKK)

Cheapest

Suvarnabhumi Airport is a primary gateway to Bangkok, offering convenient access for travelers from Petersburg.

📍 ~25 km from city center (reachable by car)

💸 Flights from ~$1,736

Airports nearby Bangkok used as alternative

U-Tapao International (UTP)

Bangkok, Thailand

77% AI deal score

$7,654

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 09

Bangkok, Thailand

76% AI deal score

$8,146

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 09

Bangkok, Thailand

75% AI deal score

$8,146

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 16

Bangkok, Thailand

74% AI deal score

$7,889

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 16

Bangkok, Thailand

72% AI deal score

$7,889

Alaska Airlines, Inc., +1

Business Class

Frequently Asked Questions About Flights to Bangkok

Cheap Flights from Petersburg to Bangkok

Today’s best flight deals from Petersburg to Bangkok

Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

How much is a round trip from Petersburg to Bangkok

The cheapest time to fly from Petersburg to Bangkok

Direct flights from Petersburg to Bangkok

Last-minute flights going from Petersburg to Bangkok

Biggest price drops on these dates for flights from Petersburg to Bangkok

Popular Airports to fly from Petersburg to Bangkok

Petersburg - Bangkok route insights

Fares are below the typical level

Fly in March for the best prices

Long-haul flights, 65h 18m median duration

Connecting flights are dominant

Alaska Airlines, Inc. offers deals

Deals appear regularly

Petersburg main airports to depart from

Bangkok main airports to arrive at

Airports nearby Bangkok used as alternative

Business & First Class Flight Deals to Bangkok

Best Elite deals to Bangkok

Sep 15

Sep 15

Sep 15

Sep 18

Sep 18

Sep 18

Sep 15

Sep 18

Sep 09

Sep 09

Sep 16

Sep 16

Frequently Asked Questions About Flights to Bangkok

How can I find cheap flights from Petersburg to Bangkok?

When should I book flights from Petersburg to Bangkok?

Should I compare nearby airports for flights from Petersburg to Bangkok?

Are direct flights from Petersburg to Bangkok always the best option?

Can flexible travel dates help on Petersburg to Bangkok flights?

What extra costs should I check before booking Petersburg to Bangkok flights?

Related routes

More routes from Petersburg

Flights to Bangkok from other cities

Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

How much is a round trip from Petersburg to Bangkok

The cheapest time to fly from Petersburg to Bangkok

Direct flights from Petersburg to Bangkok

Last-minute flights going from Petersburg to Bangkok

Biggest price drops on these dates for flights from Petersburg to Bangkok

Popular Airports to fly from Petersburg to Bangkok

Petersburg - Bangkok route insights

Fares are below the typical level

Fly in March for the best prices

Long-haul flights, 65h 18m median duration

Connecting flights are dominant

Alaska Airlines, Inc. offers deals

Deals appear regularly

Petersburg main airports to depart from

Bangkok main airports to arrive at

Airports nearby Bangkok used as alternative

Business & First Class Flight Deals to Bangkok

Best Elite deals to Bangkok

Sep 15

Sep 15

Sep 15

Sep 18

Sep 18

Sep 18

Sep 15

Sep 18

Sep 09

Sep 09

Sep 16

Sep 16

Frequently Asked Questions About Flights to Bangkok

How can I find cheap flights from Petersburg to Bangkok?

When should I book flights from Petersburg to Bangkok?

Should I compare nearby airports for flights from Petersburg to Bangkok?