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

Direct flights offer convenience by reducing travel time and avoiding layovers. However, connecting flights can often be more budget-friendly. The 'best' option usually depends on your priorities regarding cost versus travel duration and comfort.

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 traveling during off-peak seasons often present lower fares. Adjusting your departure or return by a few days may reveal more economical options.

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

Always review 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. These additional fees can affect the overall price of your trip.

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 6 days ago

458 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)

Today’s best flight deals from Petersburg to Bangkok

Explore current cheapest deals departing from Petersburg to Bangkok

2026-09-30 – 2026-10-09
PSG - Bangkok
74% AI deal score
$1,132
$1,739
Round trip
2026-10-06 – 2026-10-09
PSG - Bangkok
74% AI deal score
$1,265
$1,744
Round trip
2026-10-01 – 2026-10-09
PSG - Bangkok
74% AI deal score
$1,175
$1,744
Round trip
2026-09-30 – 2026-10-08
PSG - Bangkok
74% AI deal score
$1,135
$1,763
Round trip
2026-09-30 – 2026-10-12
PSG - Bangkok
74% AI deal score
$1,130
$1,763
Round trip
2026-09-30 – 2026-10-07
PSG - Bangkok
74% AI deal score
$1,166
$1,764
Round trip
2026-09-30 – 2026-10-13
PSG - Bangkok
74% AI deal score
$1,132
$1,764
Round trip
2026-10-01 – 2026-10-08
PSG - Bangkok
74% AI deal score
$1,209
$1,768
Round trip
2026-10-06 – 2026-10-12
PSG - Bangkok
74% AI deal score
$1,208
$1,769
Round trip
2026-10-06 – 2026-10-13
PSG - Bangkok
74% AI deal score
$1,209
$1,769
Round trip

Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

Fares for cheap flights from Petersburg to Bangkok typically range from $1956–$2079, with a median of $2023. Right now, prices are significantly below the typical level for this route. New deals show up several times a week, so setting a price alert can help you track fare changes.

When is the cheapest time to fly from Petersburg to Bangkok? The data indicates that March is the most affordable month, with a median fare of $1669. Following March, September also offers competitive pricing, with a median of $1838, and August is another relatively cheaper option at $1932.

Most itineraries for flights from Petersburg to Bangkok involve at least one connection, as 0% of recent fares were non-stop. This means you should expect to include layovers in your travel plans.

A typical journey from Petersburg to Bangkok, including connections, takes approximately 65h 18m. This is a long-haul route, covering a substantial distance of 10755 km between the two cities.

How much is a round trip from Petersburg to Bangkok

Regular price: $1,000 - $1,953

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

The regular price range for flights from Petersburg to Bangkok is between $1000 and $1953. The current lowest deal is $1749 with Alaska Airlines, Inc. for travel from Sep 24-Oct 7.

now $1,749

Low $1,000

High $1,953

The cheapest time to fly from Petersburg to Bangkok

The cheapest month to fly from Port Moresby 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.

China Airlines

Jett8 Airlines Cargo

Korean Air

Last-minute flights going from Petersburg to Bangkok

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,135

$1,874

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,130

$1,930

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,130

$1,930

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,155

$2,869

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,156

$3,013

One-way

Wed, Sep 23

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,142

$3,264

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

Recent fares below the typical level

Recent fares from Petersburg to Bangkok are below the typical level at $1749.

📅 Best time to fly

Fly in March for the best prices

Historically, March is the cheapest month to fly, with a median price of $1669.

⏱️ 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 dominant on this route

Direct flights are not available; connecting flights are dominant for this route.

🏆 Airline highlight

Alaska Airlines, Inc. offers deals

Alaska Airlines, Inc. has offered 55 deals for connecting flights on this route.

🎯 Booking tip

Regular deal cadence

Deals on flights from Petersburg to Bangkok appear with regular cadence.

Petersburg main airports to depart from

Petersburg James A. Johnson (PSG)

Cheapest

Petersburg James A. Johnson Airport is a convenient departure point for flights to Bangkok.

📍 ~1 km from Petersburg (reachable by car)

💸 Flights from ~$1,755

Bangkok main airports to arrive at

Suvarnabhumi (BKK)

Cheapest

Suvarnabhumi Airport is a primary international gateway for travelers flying from Petersburg to Bangkok.

📍 ~28 km from city center (reachable by car, train).

💸 Flights from ~$1,722

Airports nearby Bangkok used as alternative

U-Tapao International (UTP)

U-Tapao International is a practical alternative with international-standard facilities and easy road access to Bangkok.

📍 ~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 24

Bangkok, Thailand

79% AI deal score

$7,858

$7,394

Save $464

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 24

Bangkok, Thailand

78% AI deal score

$7,629

$7,326

Save $303

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 24

Bangkok, Thailand

78% AI deal score

$7,577

$7,394

Save $183

Alaska Airlines, Inc., +1

Business Class

From PSG

Elite

Sep 24

Bangkok, Thailand

73% AI deal score

$8,051

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 various airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance can often secure better prices, though the ideal booking window can vary. Prices may fluctuate, so monitoring fares over time can help you decide when to purchase. Last-minute bookings can sometimes be more expensive.

Comparing nearby airports can sometimes lead to more affordable flight options or different route choices. While it may add to ground travel, the potential savings could be significant. Always factor in the total cost and convenience when considering this option.

Related routes

More routes from Petersburg

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Petersburg to Bangkok: Overview

Insights for flights from Petersburg to Bangkok

Most itineraries for flights from Petersburg to Bangkok involve at least one connection, as 0% of recent fares were non-stop. This means you should expect to include layovers in your travel plans.

How much is a round trip from Petersburg to Bangkok

Regular price: $1,000 - $1,953

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

The regular price range for flights from Petersburg to Bangkok is between $1000 and $1953. The current lowest deal is $1749 with Alaska Airlines, Inc. for travel from Sep 24-Oct 7.

now $1,749

Low $1,000

High $1,953

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.

China Airlines

Jett8 Airlines Cargo

Korean Air

Last-minute flights going from Petersburg to Bangkok

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,135

$1,874

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,130

$1,930

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Asiana Airlines

$1,130

$1,930

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,155

$2,869

One-way

Mon, Sep 21

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,156

$3,013

One-way

Wed, Sep 23

⌛ Last-Minute

PSG - Bangkok

Petersburg (PSG) - Bangkok (BKK)

Alaska Airlines, Inc., Air Canada

$1,142

$3,264

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