$29 Cheap Flights to Oi

View $29 flight on Mon, Aug 10, 2026Opens in a new window

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How much is the cheapest flight to Oi?

Prices were available within the past 7 days and start at $29 for one-way flights and $57 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Nok Air
Thu, Aug 13 - Mon, Aug 17
DMK
Bangkok
CEI
Chiang Rai
$57 Roundtrip, found 3 hours ago
$57
Roundtrip
found 3 hours ago
Select Nok Air flight, departing Thu, Aug 13 from Bangkok to Chiang Rai, returning Mon, Aug 17, priced at $57 found 3 hours ago
Thai Lion Mantari
Fri, May 15 - Sat, May 23
DMK
Bangkok
CEI
Chiang Rai
$126 Roundtrip, found 3 days ago
$126
Roundtrip
found 3 days ago
Select Thai Lion Mantari flight, departing Fri, May 15 from Bangkok to Chiang Rai, returning Sat, May 23, priced at $126 found 3 days ago
Thai Vietjet
Tue, Sep 15 - Thu, Sep 17
BKK
Bangkok
CEI
Chiang Rai
$136 Roundtrip, found 10 hours ago
$136
Roundtrip
found 10 hours ago
Select Thai Vietjet flight, departing Tue, Sep 15 from Bangkok to Chiang Rai, returning Thu, Sep 17, priced at $136 found 10 hours ago
Thai Airways International
Thu, May 7 - Thu, May 14
BKK
Bangkok
CEI
Chiang Rai
$154 Roundtrip, just found
$154
Roundtrip
just found
Select Thai Airways International flight, departing Thu, May 7 from Bangkok to Chiang Rai, returning Thu, May 14, priced at $154 just found
World Ticket Ltd
Thu, Jun 18 - Wed, Jun 24
DMK
Bangkok
NNT
Nan
$189 Roundtrip, found 5 days ago
$189
Roundtrip
found 5 days ago
Select World Ticket Ltd flight, departing Thu, Jun 18 from Bangkok to Nan, returning Wed, Jun 24, priced at $189 found 5 days ago

Frequently asked questions

What month is the cheapest to fly to Oi?
Schedule your trip for August if you want to land a good price on your fare. It's the cheapest month to fly to Oi. Try to avoid traveling during busy periods such as public holidays or school breaks.
Which US cities fly direct to Oi?
To fly to Oi nonstop, select the "Direct flights only" box when you look for journeys on Expedia and we'll show you all the available options to compare.
How to find a cheap flight to Oi?
Jetting off in the low season and booking in advance are two easy ways to snag cheap flights to Oi. Or, consider departing on a Thursday, which, on average, is 16% cheaper than leaving on a Sunday.* Want to be the first to know when fares fall? 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 Oi?
Although booking in advance is generally the best way to save cash, don't worry if your Oi getaway is last minute. It's still possible to find cheap flights to Oi, especially if your plans have some flexibility. Try switching up your trip dates, looking at different ticket options or flying out of another hub.
How far in advance should I book a flight to Oi?
Secure the travel dates you want and a fare that works with your budget by booking your domestic flight to Oi up to 28 days in advance. Lock in tickets between two and four months ahead if you're headed to Oi from an international destination.**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 Oi?
Sundays are typically the best day to book a cheap flight to Oi, where you can save 8% on average compared to Fridays. If you decide to buy tickets on a Friday, expect to pay a higher price as this is often the most expensive day.**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 Oi?
Oi has connections to 3 airports worldwide through 5 carriers, with Chiang Rai Intl. Airport (CEI) as its primary gateway. Consider these major airlines to Oi when booking your trip:

  • Thai AirAsia
  • Thai Lion Air
  • Thai Airways International
  • Thai Vietjet Air

Where do you fly into Oi?
Chiang Rai Intl. Airport (CEI) is the main hub for travelers flying to Oi. Or you can touch down at Nan Airport (NNT). Compare fares between the two airports to find the cheapest or easiest way to fly to Oi.
How far is the airport from central Oi?
If you're jetting into Chiang Rai Intl. Airport (CEI), you'll be roughly 60 mi northwest of central Oi.
Can I save money by booking an Oi trip package?
Book an Oi flight and hotel package deal on Expedia, and you can benefit from significant savings. It's simple to bundle your hotel and flight, and you can even add tours and car rentals to create your own customized Oi trip. Plus, there's nothing like the convenience of booking everything in one place.
Can I change or cancel my flight to Oi?
It's often possible to change or cancel your flight to Oi. Many airlines let you cancel flights for free within 24 hours of booking. However, some flights are non-refundable, and airlines may offer you credit for a future trip rather than a direct refund. To get cheap flights to Oi with flexible change policies, select the "No cancel fee" or "Changes included" filters during your search. Want more details? Head to our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Chiang Rai Intl.
Destination airport IATA code
CEI
Destination city name
Chiang Rai
Roundtrip price
$57

Trending flights to Oi

Prices were available within the past 7 days and start at $29 for one-way flights and $57 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Wed, Oct 14 - Wed, Oct 28
DFW
Dallas
CEI
Chiang Rai
$1,149 Roundtrip, found 1 day ago
$1,149
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Wed, Oct 14 from Dallas to Chiang Rai, returning Wed, Oct 28, priced at $1,149 found 1 day ago