HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pattaya

$459+ Cheap flights from Dulles Intl (IAD) to Pattaya, Thailand

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — BKK
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Dulles Intl to Pattaya with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Pattaya are usually found in October or September, booked 11 days in advance, depart on a Saturday or Tuesday and return on a Sunday

Find flight deals from Dulles Intl to Pattaya

Cheapest flights from Dulles Intl to Pattaya
Explore the most affordable flight options available from Dulles Intl to Pattaya. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 30, 2025.

This CheapTickets.ch deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/278:05 pmIAD - BKK
1 stop35h 20mQatar Airways
mié. 12/32:00 amBKK - IAD
1 stop25h 55mQatar Airways
Deal found 10/28$849
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2810:40 amIAD - BKK
1 stop20h 45mQatar Airways
mié. 12/103:00 amBKK - IAD
1 stop24h 55mQatar Airways
Deal found 10/28$854
This Etihad Airways deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/279:10 pmIAD - BKK
1 stop38h 10mEtihad Airways
mié. 12/108:50 pmBKK - IAD
1 stop30h 40mEtihad Airways
Deal found 10/30$855
This Etihad Airways deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/309:10 pmIAD - BKK
1 stop38h 10mEtihad Airways
sáb. 3/282:55 amBKK - IAD
1 stop41h 50mEtihad Airways
Deal found 10/29$856
This FlightHub deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/278:05 pmIAD - BKK
1 stop34h 20mQatar Airways
dom. 12/148:30 pmBKK - IAD
1 stop31h 25mQatar Airways
Deal found 10/28$859
This oojo deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/286:13 pmIAD - BKK
2 stops35h 17mSTARLUX Airlines
lun. 11/101:45 pmBKK - IAD
2 stops28h 38mSTARLUX Airlines
Deal found 10/28$863
This oojo deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/36:13 pmIAD - BKK
2 stops34h 17mSTARLUX Airlines
lun. 11/171:45 pmBKK - IAD
2 stops28h 38mSTARLUX Airlines
Deal found 10/29$865
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/249:10 pmIAD - BKK
1 stop38h 10mEtihad Airways
mar. 12/239:25 amBKK - IAD
1 stop35h 40mEtihad Airways
Deal found 10/29$868
This EaseMyTrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/169:15 pmIAD - BKK
2 stops35h 50mIndiGo
mié. 11/1910:50 amBKK - IAD
2 stops44h 30mIndiGo
Deal found 10/28$869
This oojo deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/106:13 pmIAD - BKK
2 stops34h 17mMultiple Airlines
lun. 12/81:45 pmBKK - IAD
2 stops28h 21mMultiple Airlines
Deal found 10/30$870

Cheap flight deals from Dulles Intl to Pattaya

Keep the following information in mind while searching for Dulles Intl to Pattaya flight deals. Data was last updated octubre 30, 2025.

Round-trip from

$851
(oojo)

One-way from

$459
(IEagle)

Popular in

December

Cheapest in

October

Average price

$996
From Washington, D.C. Dulles Intl to Pattaya
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Pattaya
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Pattaya that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Pattaya that are best for you.

Fly from

Dulles Intl

Fly to

Pattaya

Route

Depart

Return

Price

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

lun. 3/2

2:35 pm-6:00 pm

1 stop39h 25m

Bangkok Suvarnabhumi

jue. 3/26

2:55 am-10:05 am

1 stop42h 10m

$852

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

dom. 2/8

2:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

vie. 2/20

7:35 pm-9:05 am

2 stops49h 30m

$852

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

jue. 2/5

2:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

dom. 2/15

8:55 am-9:05 am

1 stop36h 10m

$852

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

lun. 2/23

2:35 pm-7:10 am

1 stop28h 35m

Bangkok Suvarnabhumi

dom. 3/8

2:55 am-10:05 am

1 stop42h 10m

$852

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

lun. 2/9

2:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

lun. 3/9

5:40 pm-10:05 am

2 stops51h 25m

$856

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

dom. 1/11

2:35 pm-7:10 am

1 stop28h 35m

Bangkok Suvarnabhumi

dom. 4/26

9:10 am-9:45 am

1 stop35h 35m

$857

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

vie. 3/27

3:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

jue. 4/2

8:55 pm-9:45 am

1 stop23h 50m

$916

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

lun. 3/9

3:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

lun. 3/16

5:40 pm-10:05 am

2 stops51h 25m

$920

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

vie. 3/6

2:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

vie. 3/13

5:40 pm-10:05 am

2 stops51h 25m

$920

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

sáb. 1/10

2:35 pm-11:20 pm

1 stop20h 45m

Bangkok Suvarnabhumi

sáb. 1/24

8:55 am-9:05 am

1 stop36h 10m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Dulles Intl to Pattaya

Have a flexible travel schedule? Discover the best time to fly to Pattaya from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Pattaya

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Pattaya?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Pattaya. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Pattaya, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Pattaya?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pattaya (average of $629). Flying from Washington, D.C. Dulles Intl Airport to Pattaya in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAD to P4T?

Find hourly flight availability from Dulles Intl to Pattaya. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 30, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 28% on flights from Washington, D.C. Dulles Intl Airport to Pattaya by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Pattaya?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pattaya. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Pattaya flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Pattaya?

Reviews of airlines servicing Pattaya

Get insights into the airlines that provide service to Pattaya. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pattaya. Reviews last updated octubre 30, 2025.
Read reviews from past customers who have flown Korean Air, ANA, and Qatar Airways from Washington, D.C. Dulles Intl Airport to Pattaya. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,155 reviews
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
ANA
8.4
Very good
998 reviews
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,661 reviews
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Etihad Airways
7.4
Good
1,284 reviews
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Turkish Airlines
7.3
Good
4,031 reviews
Korean Air
8.4
Very good
1,155 reviews

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.4

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Pattaya. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Pattaya?

    Etihad Airways can get you from Washington, D.C. Dulles Intl Airport to Pattaya in just under 39h 25m. Your travel time can differ by up to . The distance from Washington, D.C. Dulles Intl Airport to Pattaya is about 8792 mi.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Pattaya one-way?

    $462 is the cheapest one-way deal found within the past few days, from STARLUX Airlines. You may also be able to find cheap deals on JetBlue and United Airlines, with prices starting from $475 and $509, respectively.

  • Can I find deals for flights from Dulles Intl to Pattaya that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Pattaya flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Pattaya?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Pattaya.

  • Can I find deals for business class flights from Dulles Intl to Pattaya?

    Yes. Cheapflights offers flight deals from Dulles Intl to Pattaya by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Pattaya?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Pattaya (average of $629). Flying from Washington, D.C. Dulles Intl Airport to Pattaya in June is currently the most expensive (average of $1,097). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Dulles Intl to Pattaya

Discover the top 10 airlines that operate flights from Dulles Intl to Pattaya. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$565Average$866FlexibilityNo cancel feeOn-time67%
Air IndiaCheapest$700Average$844FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$805Average$1,251FlexibilityNo cancel feeOn-time81%
Etihad AirwaysCheapest$827Average$1,080FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$852Average$1,281FlexibilityNo cancel feeOn-time68%
ANACheapest$895Average$994FlexibilityNo cancel feeOn-time80%
Turkish AirlinesCheapest$897Average$1,180FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$900Average$1,561FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$920Average$1,396FlexibilityNo cancel feeOn-time75%
DeltaCheapest$928Average$1,132FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.