$533 Cheap Flights from San Francisco (SFO) to Udon Thani (UTH)

View $533 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Udon Thani (UTH-Udon Thani Intl.)

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Cheap Flights from San Francisco to Udon Thani (SFO-UTH)

Prices were available within the past 7 days and start at $533 for one-way flights and $949 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Mon, Mar 30 - Tue, Apr 21
SFO
San Francisco
UTH
Udon Thani
$949 Roundtrip, found 3 days ago
$949
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Mon, Mar 30 from San Francisco to Udon Thani, returning Tue, Apr 21, priced at $949 found 3 days ago
EVA Airways
Tue, Mar 31 - Tue, Apr 21
SFO
San Francisco
UTH
Udon Thani
$979 Roundtrip, found 3 days ago
$979
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Tue, Mar 31 from San Francisco to Udon Thani, returning Tue, Apr 21, priced at $979 found 3 days ago
EVA Airways
Sat, Nov 8 - Tue, Nov 25
SFO
San Francisco
UTH
Udon Thani
$989 Roundtrip, found 4 days ago
$989
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Sat, Nov 8 from San Francisco to Udon Thani, returning Tue, Nov 25, priced at $989 found 4 days ago
EVA Airways
Mon, Nov 10 - Thu, Nov 27
SFO
San Francisco
UTH
Udon Thani
$1,014 Roundtrip, found 4 days ago
$1,014
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Mon, Nov 10 from San Francisco to Udon Thani, returning Thu, Nov 27, priced at $1,014 found 4 days ago
EVA Airways
Sat, Mar 28 - Tue, Apr 21
SFO
San Francisco
UTH
Udon Thani
$1,019 Roundtrip, found 3 days ago
$1,019
Roundtrip
found 3 days ago
Select EVA Airways flight, departing Sat, Mar 28 from San Francisco to Udon Thani, returning Tue, Apr 21, priced at $1,019 found 3 days ago
EVA Airways
Sat, Nov 8 - Fri, Nov 21
SFO
San Francisco
UTH
Udon Thani
$1,029 Roundtrip, found 4 days ago
$1,029
Roundtrip
found 4 days ago
Select EVA Airways flight, departing Sat, Nov 8 from San Francisco to Udon Thani, returning Fri, Nov 21, priced at $1,029 found 4 days ago
China Eastern Airlines
Mon, Nov 10 - Sun, Nov 23
SFO
San Francisco
UTH
Udon Thani
$1,083 Roundtrip, found 5 days ago
$1,083
Roundtrip
found 5 days ago
Select China Eastern Airlines flight, departing Mon, Nov 10 from San Francisco to Udon Thani, returning Sun, Nov 23, priced at $1,083 found 5 days ago
Turkish Airlines
Wed, Nov 5 - Sat, Nov 8
SFO
San Francisco
UTH
Udon Thani
$1,149 Roundtrip, found 5 days ago
$1,149
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Wed, Nov 5 from San Francisco to Udon Thani, returning Sat, Nov 8, priced at $1,149 found 5 days ago
Asiana Airlines
Wed, Dec 3 - Mon, Dec 15
SFO
San Francisco
UTH
Udon Thani
$1,152 Roundtrip, found 5 days ago
$1,152
Roundtrip
found 5 days ago
Select Asiana Airlines flight, departing Wed, Dec 3 from San Francisco to Udon Thani, returning Mon, Dec 15, priced at $1,152 found 5 days ago
Air Canada
Mon, Mar 30 - Tue, Apr 21
SFO
San Francisco
UTH
Udon Thani
$1,244 Roundtrip, found 3 days ago
$1,244
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Mar 30 from San Francisco to Udon Thani, returning Tue, Apr 21, priced at $1,244 found 3 days ago

Alternative airports near Udon Thani

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Udon Thani Intl. UTH. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $1,439
UTH
Udon Thani Intl.
CheapestClosest
Average driving time to city center6 min
Flights from $1,439

Frequently asked questions

How much does a flight from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH) cost?
Snag a cheap one-way flight from $533 or cheap return flight from $949 from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH)?
March is the most affordable month to fly from SFO to UTH. Traveling outside of peak seasons is often the key to finding better deals on flights.
What is the cheapest airline that flies from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll take you from SFO to UTH. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH)?
Nonstop flights from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SFO to UTH?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a range of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH)?
To avoid possible delays on the San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH) last-minute?
Waiting until right before your break to book a ticket from SFO to UTH generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Keep your travel schedule open for the best chance of getting a bargain.
Is it cheaper to book a SFO to UTH flight and hotel package?
Booking a SFO to UTH flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our wide range of accommodations and then add flights, car rentals 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 San Francisco Intl. Airport (SFO) to Udon Thani Intl. Airport (UTH)?
Generally, it's possible to reschedule or cancel your SFO to UTH flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check 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

Origin airport
San Francisco Intl.
Destination airport
Udon Thani Intl.
Roundtrip price
$949
Distance
7635 mi

Book with confidence

San Francisco to Udon Thani Flights

The cheapest times to fly from San Francisco to Udon Thani

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 San Francisco to Udon Thani are during the month of March. You can find some of the cheapest flights from San Francisco to Udon Thani with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Francisco to Udon Thani

Sunday is one of the best days to book for cheap flights from San Francisco to Udon Thani: 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 San Francisco to Udon Thani

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 San Francisco to Udon Thani in 2025. You can also book with separate airlines for your outbound and return journeys, from $533 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 San Francisco to Udon Thani 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 San Francisco to Udon Thani 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.

 

San Francisco to Udon Thani Flights

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*Available to One Key members.