$508 Cheap Flights from Chiang Rai (CEI) to Busan (PUS)

View $508 flight on Thu, Jan 1, 2026Opens in a new window

Popular airlines from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)

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Cheap Flights from Chiang Rai to Busan (CEI-PUS)

Prices were available within the past 7 days and start at $508 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS) cost?
Get a cheap one-way flight from $508 or cheap return flight from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)?
The cheapest month to fly from CEI to PUS is , when demand is low. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)?
To find the cheapest airline that'll fly you from CEI to PUS, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)?
There are no daily direct flights departing from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from CEI to PUS?
Typically you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary depending on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)?
Choose a flight from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS) that takes off before 3 PM to reduce the likelihood of delays. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS) last-minute?
Waiting until right before your break to book a flight from CEI to PUS generally means paying more. While it's possible to find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for the best chance of snagging a bargain.
Is it cheaper to book a CEI to PUS flight and hotel package?
Compared with arranging hotels and flights separately, booking a CEI to PUS flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the stress out of planning your trip. Simply secure your flights and choose from our wide range of stays, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Chiang Rai Intl. Airport (CEI) to Gimhae Airport (PUS)?
You can usually reschedule or cancel your CEI to PUS flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
Chiang Rai Intl.
Destination airport
Gimhae
Distance
2055 mi

Book with confidence

Book with confidence

Chiang Rai to Busan Flights

The cheapest times to fly from Chiang Rai to Busan

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chiang Rai to Busan are during the month of . You can find some of the cheapest flights from Chiang Rai to Busan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chiang Rai to Busan

Sunday is one of the best days to book for cheap flights from Chiang Rai to Busan: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chiang Rai to Busan

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chiang Rai to Busan in 2025. You can also book with separate airlines for your outbound and return journeys, from $508 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chiang Rai to Busan flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chiang Rai to Busan airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chiang Rai to Busan Flights

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