Prices were available within the past 7 days and start at $308 for one-way flights and $617 for roundtrip, for the period specified. Prices and availability are subject to change.
Find the cheapest month to fly from Columbus (CMH) to Bangkok (BKK)
November is typically the cheapest month to flyNovember is typically the cheapest month to fly
From $1,047 - $1,735 per traveler.
Book with confidence
Tips to find the cheapest flights to Si Prachan
The cheapest day to fly
Get started finding a cheap flight to Si Prachan on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.
The cheapest month to fly
March is the cheapest month to fly to Si Prachan. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Si Prachan. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.
The most affordable time to book a flight
Typically, a Sunday can be the cheapest time to book a flight to Si Prachan, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.
The cheapest round-trip tickets to Si Prachan
The lowest price for round-trip flights to Si Prachan in 2026 starts from $617, while one-way tickets start from from $308. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Si Prachan. If you have a preferred departure time or airline, you can use the handy filters to customize your search.
The cheapest airlines flying to Si Prachan
Alaska Airlines, American Airlines, Royal Jordanian, Cathay Pacific, United, Qatar Airways, Lufthansa, Delta, Korean Air are just some of the airlines that can typically offer cheap tickets to Si Prachan. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Si Prachan and countless more destinations worldwide.
The most affordable airports to fly into
To view the cheapest airports to fly into for Si Prachan, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Si Prachan. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.
Save with a package
With Expedia's amazing package deals, you could save hundreds of dollars by booking your Si Prachan plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.
Date flexibility for the cheapest flights to Si Prachan
If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Si Prachan.
Stopover savings
The cheapest tickets to Si Prachan are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Si Prachan. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.
Get Expedia's Price Drop Protection
Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Si Prachan for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.
*Terms apply.
Use our Price Tracking feature
Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Si Prachan. Simply download the free Expedia app to your smart device and activate Si Prachan flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.
Book with Expedia
As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Si Prachan. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
What month is the cheapest to fly to Si Prachan?
March is the cheapest month to fly to Si Prachan. There's less demand then, so fares are generally more affordable. Planning your trip outside of school breaks and major holidays can also help you save.
Which US cities fly direct to Si Prachan?
If you'd prefer to fly to Si Prachan directly, check out all the options by selecting "Direct flights only" when searching for departures on Expedia.
How to find a cheap flight to Si Prachan?
Making travel plans in the low season and booking ahead of time are two great ways to snag cheap flights to Si Prachan. Or, consider departing on a Thursday, which is on average 16% cheaper than departing on a Sunday.* Want to be the first to know when fares drop? Just set up price tracking on the Expedia app for real-time updates.
*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to Si Prachan?
Although booking in advance is typically the easiest way to save cash, don't worry if your Si Prachan getaway is last minute. You can still find cheap flights to Si Prachan, especially if your plans have some flexibility. Try changing your dates, exploring different ticket options or departing from an alternative airport.
How far in advance should I book a flight to Si Prachan?
To pick up the biggest savings on domestic journeys, book your flight to Si Prachan 28 days ahead of your travel dates. For international flights, it's two to four months in advance. This boosts your chances of locking in your preferred departure times and seats.*
*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to Si Prachan?
You can save an average of 8% if you buy plane tickets on a Sunday rather than Fridays, which tend to be the priciest day to book.* When it comes to snapping up a cheap flight to Si Prachan, the key is good timing.
*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to Si Prachan?
Si Prachan has connections to 88 airports globally through 17 airlines, with Don Mueang Intl. Airport (DMK) as its chief gateway. Take your pick of these top airlines to Si Prachan when organizing your trip:
Thai AirAsia
AirAsia
Nok Air
Thai Lion Air
Where do you fly into Si Prachan?
Touch down at Don Mueang Intl. Airport (DMK). This is the main airport when flying to Si Prachan.
How far is the airport from central Si Prachan?
If you're landing at Don Mueang Intl. Airport (DMK), you'll be about 55 mi southeast of the center of Si Prachan.
Can I save money by booking a Si Prachan trip package?
You could potentially save hundreds of dollars if you secure a Si Prachan flight and hotel package deal on Expedia. And you'll save time and hassle by having all your travel plans in one place. Try bundling your flight and hotel with extras such as activities and car rentals for your own personalized Si Prachan escape.
Can I change or cancel my flight to Si Prachan?
If you reserved your flight to Si Prachan within the last 24 hours, you can usually change or cancel it for free. After that, additional charges may apply depending on the airline's rules and restrictions. For more information, head to our Customer Service Portal. Keep in mind that some flights are non-refundable, so you may receive a credit for future flights instead of a direct refund. When browsing Expedia, check the "No cancel fee" or "Changes included" filters to compare fares with flexible change policies.
Travel information
Destination city name
Bangkok
Destination airport
Suvarnabhumi Intl. Airport
Destination airport IATA code
BKK
Airlines serving
Thai Airways International, Singapore Airlines, Qatar Airways, Emirates, Lufthansa, Turkish Airlines, Cathay Pacific, KLM, Etihad Airways, Swiss International Air Lines, Air France, Finnair, Malaysia Airlines, All Nippon Airways, Austrian Airlines, British Airways, Korean Air, EVA Airways, Japan Airlines, Vietnam Airlines, China Southern Airlines, China Eastern Airlines, LOT-Polish Airlines, Air China, Asiana Airlines, Scoot, SAS, Air India, Philippine Airlines, Iberia, China Airlines, ITA Airways, Gulf Air, Ethiopian Airlines, Starlux Airlines, Condor
Prices were available within the past 7 days and start at $308 for one-way flights and $617 for roundtrip, for the period specified. Prices and availability are subject to change.