Cheap Flights from Rapid City (RAP) to Chiang Rai (CEI)

Popular airlines from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)

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Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI) cost?
Grab a cheap one-way flight or cheap return flight from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI) 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 Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)?
The cheapest month to fly from RAP to CEI is , when there's less demand. Off-peak months are usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from RAP to CEI. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)?
There are no daily direct flights available from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from RAP to CEI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on a range of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)?
Choose a flight from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**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 Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI) last-minute?
Booking your flight from RAP to CEI shortly before your trip is generally more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a RAP to CEI flight and hotel package?
Securing a RAP to CEI flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our impressive range of hotels and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Chiang Rai Intl. Airport (CEI)?
If you booked your RAP to CEI flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Rapid City Regional
Destination airport
Chiang Rai Intl.
Distance
7782 mi

Book with confidence

Book with confidence

Rapid City to Chiang Rai Flights

The cheapest times to fly from Rapid City to Chiang Rai

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 Rapid City to Chiang Rai are during the month of . You can find some of the cheapest flights from Rapid City to Chiang Rai with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Chiang Rai

Sunday is one of the best days to book for cheap flights from Rapid City to Chiang Rai: 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 Rapid City to Chiang Rai

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 Rapid City to Chiang Rai in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Rapid City to Chiang Rai 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 Rapid City to Chiang Rai 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.

 

Rapid City to Chiang Rai Flights

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*Available to One Key members.