Looking for a cheap last-minute deal or the best roundtrip flight to Thailand? If you want to travel to Thailand next month, roundtrip fares start from $628. Find the lowest prices on one-way and roundtrip tickets right here.

Bangkok.$536 per passenger.Departing Wed, Nov 4, returning Fri, Nov 20.Round-trip flight with Air Premia.Outbound indirect flight with Air Premia, departing from San Francisco International on Wed, Nov 4, arriving in Bangkok Suvarnabhumi.Inbound indirect flight with Air Premia, departing from Bangkok Suvarnabhumi on Fri, Nov 20, arriving in San Francisco International.Price includes taxes and charges.From $536, select.

Phuket.$619 per passenger.Departing Wed, Apr 21, returning Wed, May 12.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from San Francisco International on Wed, Apr 21, arriving in Phuket.Inbound indirect flight with Singapore Airlines, departing from Phuket on Wed, May 12, arriving in San Francisco International.Price includes taxes and charges.From $619, select.

Chiang Mai.$640 per passenger.Departing Wed, Nov 4, returning Wed, Nov 11.Round-trip flight with China Eastern.Outbound indirect flight with China Eastern, departing from Los Angeles International on Wed, Nov 4, arriving in Chiang Mai.Inbound indirect flight with China Eastern, departing from Chiang Mai on Wed, Nov 11, arriving in Los Angeles International.Price includes taxes and charges.From $640, select.

Krabi.$698 per passenger.Departing Wed, Oct 28, returning Fri, Nov 20.Round-trip flight with Air Premia and Thai VietJet Air.Outbound indirect flight with Air Premia, departing from New York Newark on Wed, Oct 28, arriving in Krabi.Inbound indirect flight with Thai VietJet Air, departing from Krabi on Fri, Nov 20, arriving in New York Newark.Price includes taxes and charges.From $698, select.

Koh Samui.$740 per passenger.Departing Tue, Mar 2, returning Tue, Mar 9.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Seattle / Tacoma International on Tue, Mar 2, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departing from Samui International on Tue, Mar 9, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $740, select.

Khon Kaen.$801 per passenger.Departing Tue, Feb 2, returning Thu, Feb 25.Round-trip flight with Singapore Airlines and Thai VietJet Air.Outbound indirect flight with Singapore Airlines, departing from Los Angeles International on Tue, Feb 2, arriving in Khon Kaen.Inbound indirect flight with Thai VietJet Air, departing from Khon Kaen on Thu, Feb 25, arriving in Los Angeles International.Price includes taxes and charges.From $801, select.

Chiang Rai.$833 per passenger.Departing Tue, Nov 3, returning Tue, Nov 10.Round-trip flight with China Eastern and Thai VietJet Air.Outbound indirect flight with China Eastern, departing from Los Angeles International on Tue, Nov 3, arriving in Chiang Rai.Inbound indirect flight with Thai VietJet Air, departing from Chiang Rai on Tue, Nov 10, arriving in Los Angeles International.Price includes taxes and charges.From $833, select.

Hat Yai (Songkhla).$837 per passenger.Departing Thu, Nov 5, returning Thu, Nov 12.Round-trip flight with Asiana Airlines and Thai VietJet Air.Outbound indirect flight with Asiana Airlines, departing from Los Angeles International on Thu, Nov 5, arriving in Hat Yai.Inbound indirect flight with Thai VietJet Air, departing from Hat Yai on Thu, Nov 12, arriving in Los Angeles International.Price includes taxes and charges.From $837, select.

Udon Thani.$837 per passenger.Departing Sat, Oct 17, returning Fri, Oct 23.Round-trip flight with Air India and Thai VietJet Air.Outbound indirect flight with Air India, departing from New York Newark on Sat, Oct 17, arriving in Udon Thani.Inbound indirect flight with Thai VietJet Air, departing from Udon Thani on Fri, Oct 23, arriving in New York Newark.Price includes taxes and charges.From $837, select.

Trat.$843 per passenger.Departing Thu, Oct 29, returning Thu, Nov 5.Round-trip flight with Air Premia and Bangkok Airways.Outbound indirect flight with Air Premia, departing from Washington Dulles on Thu, Oct 29, arriving in Trat.Inbound indirect flight with Bangkok Airways, departing from Trat on Thu, Nov 5, arriving in Washington Dulles.Price includes taxes and charges.From $843, select.

Ubon Ratchathani.$892 per passenger.Departing Wed, Nov 4, returning Wed, Nov 11.Round-trip flight with Korean Air and Thai VietJet Air.Outbound indirect flight with Korean Air, departing from Seattle / Tacoma International on Wed, Nov 4, arriving in Ubon Ratchathani.Inbound indirect flight with Thai VietJet Air, departing from Ubon Ratchathani on Wed, Nov 11, arriving in Seattle / Tacoma International.Price includes taxes and charges.From $892, select.

Khlong Krachong.$1,001 per passenger.Departing Thu, Apr 15, returning Tue, Apr 20.Round-trip flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departing from New York John F. Kennedy on Thu, Apr 15, arriving in Sukhothai.Inbound indirect flight with Etihad Airways, departing from Sukhothai on Tue, Apr 20, arriving in New York John F. Kennedy.Price includes taxes and charges.From $1,001, select.

Rayong.$1,006 per passenger.Departing Wed, Nov 4, returning Tue, Nov 24.Round-trip flight with Etihad Airways.Outbound indirect flight with Etihad Airways, departing from New York John F. Kennedy on Wed, Nov 4, arriving in Pattaya (Chonburi).Inbound indirect flight with Etihad Airways, departing from Pattaya (Chonburi) on Tue, Nov 24, arriving in New York John F. Kennedy.Price includes taxes and charges.From $1,006, select.

Lampang.$1,048 per passenger.Departing Sat, Oct 17, returning Sun, Oct 25.Round-trip flight with China Eastern and Thai AirAsia.Outbound indirect flight with China Eastern, departing from San Francisco International on Sat, Oct 17, arriving in Lampang.Inbound indirect flight with Thai AirAsia, departing from Lampang on Sun, Oct 25, arriving in San Francisco International.Price includes taxes and charges.From $1,048, select.

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Find the cheapest time to fly to Thailand

Flexible on travel dates? Find the cheapest month – or even day – to fly to Thailand.

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Frequently asked questions

Which airlines offer direct flights to Thailand?

Currently, there are no airlines that fly direct to Thailand. But we found flights with one or more stops from $536.

When is the cheapest time to fly to Thailand?

We crunched some numbers and found that the cheapest month to fly to Thailand is currently November.

Can I get a direct flight to Thailand?

No airlines currently offer direct flights between United States and Thailand. Most routes have one or more stops.

How much are round-trip flights to Thailand?

The best price we found for a round-trip flight to Thailand is $536. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

What's the cheapest city to fly into in Thailand?

The cheapest city to fly into is Bangkok, and the cheapest airport serving this city at the moment is Bangkok Suvarnabhumi.

What's the cheapest airport to fly to in Thailand?

The cheapest airport in Thailand is Bangkok Suvarnabhumi – we've found flights from $536.

Which upcoming date is cheapest to fly to Thailand on?

After crunching the numbers on our flight calendar, we found that the cheapest date to fly to Thailand is Wednesday, November 4, 2026, to Bangkok Suvarnabhumi Airport.

Discover Thailand

How to find cheap flights to Thailand

Discover Thailand with affordable flights from the United States. We've compared prices from over 500 airlines and online travel agents to help you find the best deals on flight tickets to Thailand. No hidden fees, just great deals for your Thailand adventure.

The best time to go to Thailand

The best time to head to Thailand is from November to March, when the temperature ranges from 77°F to 90°F. This peak season is perfect for various activities, such as sightseeing, mountain trekking, and relaxing on the beaches.

Remember that this period tends to be the busiest, as many travelers flock to Thailand for its pleasant weather and outdoor activities. As a result, flight and accommodation prices may be higher, and popular destinations might be more crowded.

If you're looking for a flight deal, consider visiting Thailand during the off-peak months. And if you're flexible with your travel dates, use our Whole Month feature to find the cheapest month and even the cheapest day to fly to your chosen destination in Thailand.

The best time to book flights to Thailand

To book the cheapest flights to Thailand, the best time to book is 45 to 60 days before your trip. You can keep track of your flight prices to Thailand by setting up a Price Alert on Skyscanner. We'll send you an email or push notification whenever the prices change, ensuring you get the best possible deal.

Airlines that fly to Thailand

Some of the most popular routes between the United States and Thailand are:

From Seattle (Seattle / Tacoma International Airport) to Bangkok (Bangkok Suvarnabhumi Airport) with China Airlines

From Seattle (Seattle / Tacoma International Airport) to Chiang Mai (Chiang Mai Airport) with China Airlines

From Los Angeles (Los Angeles International Airport) to Phuket (Phuket Airport) with China Eastern

Top things to see and do in Thailand

Wander through the streets of Bangkok, explore ancient temples like Wat Phra Kaew and Wat Arun or dive into Thailand's rich history by visiting the former capitals of Siam, Ayutthaya and Sukhothai. Escape to the beaches of Phuket and Krabi, or visit Khao Yai National Park for the beautiful waterfalls.

The country's festival scene is no less captivating, with various celebrations. During Songkran, the Thai New Year, witnesses as locals and tourists alike take part in water fights on the streets. Loi Krathong, the Festival of Lights, sees people gathering to release beautiful, candlelit floating offerings into the rivers, symbolizing the letting go of negativity. Another unforgettable experience is Yi Peng, in which thousands of paper lanterns are released into the night sky, creating a mesmerizing spectacle.

Best cities to visit in Thailand

Bangkok

The capital city of Thailand, Bangkok, is known for its temples, street life, and food. Don't miss the Grand Palace or the floating markets to experience the city's culture and history.

Chiang Mai

Located in the mountainous north of Thailand, Chiang Mai is famous for its beautiful ancient temples and cultural heritage. Explore the ancient walled city on foot or bicycle, and visit the famous Wat Phra That Doi Suthep.

Phuket

Phuket is Thailand's largest island and a popular destination for its beaches, nightlife, and diving spots. Relax on the beautiful Patong Beach or explore the pristine waters of the nearby Phi Phi Islands.

Krabi

A coastal province in southern Thailand, Krabi is known for its limestone cliffs, breathtaking beaches, and numerous islands waiting to be explored. Don't miss the famous Railay Beach, accessible only by boat, and the beautiful Ao Nang Beach for incredible sunset views.