Cheap Flights from Hermiston (HES) to Chiang Rai (CEI)

Popular airlines from Hermiston, OR (HES-Hermiston Municipal) to Chiang Rai Intl. Airport (CEI)

Frequently asked questions

How much does a flight from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI) cost?
Snag a cheap one-way flight or cheap return flight from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI)?
Planning your getaway for can help you save, as it's the cheapest month for flights between HES and CEI. You'll often find the lowest prices during the off-season.
What is the cheapest airline that flies from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI)?
To find the cheapest airline that'll fly you from HES to CEI, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI)?
You'll have to book a flight with a layover if you're traveling from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from HES to CEI?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI)?
To avoid potential delays on the Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI) route, travel before 3 PM. Departures after this hour are 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 Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI) last-minute?
Waiting until just before your departure to book your flight from HES to CEI often results in higher prices. While you may find some last-minute discounts, there's no guarantee. Keep your travel schedule open to maximize your chances of snagging a bargain.
Is it cheaper to book a HES to CEI flight and hotel package?
Securing a HES to CEI flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our wide range of hotels and then add car rentals, flights and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hermiston Municipal Airport (HES) to Chiang Rai Intl. Airport (CEI)?
It's usually possible to cancel or reschedule your HES to CEI flight. However, if the booking was 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
Hermiston Municipal
Destination airport
Chiang Rai Intl.
Distance
7272 mi

Book with confidence

Book with confidence

Hermiston to Chiang Rai Flights

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

 

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

Sunday is one of the best days to book for cheap flights from Hermiston 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 Hermiston 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 Hermiston 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 Hermiston 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 Hermiston 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.

 

Hermiston to Chiang Rai Flights

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*Available to One Key members.