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

For one-way options, check prices for Delta. According to our data, you can fly for as low as $500. Users have also found prices from $556 and $930 on United Airlines and Korean Air, respectively.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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

The best pricing can be found in the month of April. Prices to Washington, D.C. Dulles Intl Airport from Taiwan average $1,092. You can even find prices in April for less than $1,092, as users have found deals to Washington, D.C. Dulles Intl Airport from as low as $629. The month of June appears to be one of the more expensive times to travel to Washington, D.C. Dulles Intl Airport from Taiwan. Flying in the targeted month can save you up to 27%.

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

When flying from Taiwan to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Taiwan to Dulles Intl?

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

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

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

$500+ Flights from Taiwan to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Taiwan to Dulles Intl

Round-trip from	$768 (United Airlines)
One-way from	$500 (Delta)
Popular in	June
Cheapest in	April
Average price	$1,390

From Taiwan to Washington, D.C. Dulles Intl

Search Deals

One-way flight from Taiwan to Washington, D.C. Dulles Intl

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($192 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Taiwan to Dulles Intl

Cheapest flights from Taiwan to Dulles Intl
Explore the most affordable flight options available from Taiwan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Tue 11/113:50 pmTPE - IAD

2 stops32h 22mUnited Airlines

Sat 11/2210:10 pmIAD - TPE

1 stop32h 40mUnited Airlines

Deal found 7/30

$768

Tue 10/710:25 amKHH - IAD

3 stops37h 30mUnited Airlines

Sat 10/2510:05 pmIAD - KHH

2 stops34h 55mUnited Airlines

Deal found 7/31

$814

Wed 9/179:35 amTPE - IAD

1 stop32h 26mDelta

Tue 9/307:35 amIAD - TPE

1 stop24h 20mDelta

Deal found 7/31

$886

Mon 9/1511:30 pmTPE - IAD

1 stop36h 53mMultiple Airlines

Mon 10/136:25 amIAD - TPE

1 stop34h 40mMultiple Airlines

Deal found 7/29

$1,062

Tue 10/77:05 amKHH - IAD

1 stop39h 50mKorean Air

Sat 10/251:15 pmIAD - KHH

1 stop37h 00mKorean Air

Deal found 7/31

$2,610

Tue 10/77:00 amKHH - IAD

2 stops26h 05mMultiple Airlines

Sat 10/251:20 pmIAD - KHH

1 stop38h 25mMultiple Airlines

Deal found 7/31

$2,956

Best flights from Taiwan to Dulles Intl
Discover carefully curated flight deals from Taiwan to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Tue 11/113:50 pmTPE - IAD

2 stops32h 22mUnited Airlines

Sat 11/2210:10 pmIAD - TPE

1 stop32h 40mUnited Airlines

Deal found 7/30

$768

Wed 9/179:35 amTPE - IAD

1 stop32h 26mDelta

Tue 9/307:35 amIAD - TPE

1 stop24h 20mDelta

Deal found 7/31

$886

Mon 9/1511:30 pmTPE - IAD

1 stop36h 53mMultiple Airlines

Mon 10/136:25 amIAD - TPE

1 stop34h 40mMultiple Airlines

Deal found 7/29

$1,062

Tue 10/710:25 amKHH - IAD

3 stops37h 30mUnited Airlines

Sat 10/2510:05 pmIAD - KHH

2 stops34h 55mUnited Airlines

Deal found 7/31

$814

Tue 10/77:05 amKHH - IAD

1 stop39h 50mKorean Air

Sat 10/251:15 pmIAD - KHH

1 stop37h 00mKorean Air

Deal found 7/31

$2,610

Tue 10/77:00 amKHH - IAD

2 stops26h 05mMultiple Airlines

Sat 10/251:20 pmIAD - KHH

1 stop38h 25mMultiple Airlines

Deal found 7/31

$2,956

Last-minute flights from Taiwan to Dulles Intl
Discover last-minute flight deals from Taiwan to Dulles Intl. Data last updated July 31, 2025 and is based on user searches.

Wed 8/279:50 amTPE - IAD

2 stops26h 42mUnited Airlines

Fri 9/123:00 pmIAD - TPE

1 stop25h 05mUnited Airlines

Deal found 7/31

$958

Wed 8/279:35 amTPE - IAD

1 stop32h 20mDelta

Fri 9/127:35 amIAD - TPE

1 stop24h 20mDelta

Deal found 7/31

$1,061

Wed 8/2711:40 pmTPE - IAD

1 stop19h 52mMultiple Airlines

Tue 9/96:09 pmIAD - TPE

1 stop22h 01mMultiple Airlines

Deal found 7/31

$1,155

Sun 8/3112:30 amTPE - IAD

1 stop44h 10mEmirates

Mon 9/810:55 amIAD - TPE

1 stop41h 20mEmirates

Deal found 7/29

$2,102

One-way flights from Taiwan to Dulles Intl
Search for one-way flight options from Taiwan to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Sun 9/149:35 amTPE - IAD

1 stop32h 26mDelta

Deal found 7/31

$500

Sat 10/49:45 amTPE - IAD

3 stops39h 10mMultiple Airlines

Deal found 7/29

$543

Sat 9/69:50 amTPE - IAD

1 stop34h 18mUnited Airlines

Deal found 7/31

$556

Sat 9/610:25 amKHH - IAD

3 stops32h 54mUnited Airlines

Deal found 7/31

$569

Thu 8/76:55 pmTPE - IAD

1 stop28h 20mKorean Air

Deal found 7/30

$930

Sat 9/67:05 amKHH - IAD

1 stop39h 50mMultiple Airlines

Deal found 7/31

$1,072

Cheapflights Fare Finder

Use the filters below to find and compare flights from Taiwan to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Tue 11/11

3:50 pm-11:12 am

2 stops32h 22m

Washington, D.C. Dulles Intl

Sat 11/22

10:10 pm-7:50 pm

1 stop32h 40m

$768

Kaohsiung CityWashington, D.C.

KHH - IAD

KHHIAD

Kaohsiung City

Tue 10/7

10:25 am-11:55 am

3 stops37h 30m

Washington, D.C. Dulles Intl

Sat 10/25

10:05 pm-9:00 pm

2 stops34h 55m

$814

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Wed 9/17

9:35 am-6:01 am

1 stop32h 26m

Washington, D.C. Dulles Intl

Tue 9/30

7:35 am-7:55 pm

1 stop24h 20m

$886

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Mon 9/15

11:30 pm-12:23 am

1 stop36h 53m

Washington, D.C. Dulles Intl

Mon 10/13

6:25 am-5:05 am

1 stop34h 40m

$1,062

Kaohsiung CityWashington, D.C.

KHH - IAD

KHHIAD

Kaohsiung City

Tue 10/7

7:05 am-10:55 am

1 stop39h 50m

Washington, D.C. Dulles Intl

Sat 10/25

1:15 pm-2:15 pm

1 stop37h 00m

$2,610

Kaohsiung CityWashington, D.C.

KHH - IAD

KHHIAD

Kaohsiung City

Tue 10/7

7:00 am-9:05 pm

2 stops26h 05m

Washington, D.C. Dulles Intl

Sat 10/25

1:20 pm-3:45 pm

1 stop38h 25m

$2,956

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Sun 9/14

9:35 am-6:01 am

1 stop32h 26m

$500

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Sat 10/4

9:45 am-12:55 pm

3 stops39h 10m

$543

Taipei CityWashington, D.C.

TPE - IAD

TPEIAD

Taipei City Taiwan Taoyuan Intl

Sat 9/6

9:50 am-8:08 am

1 stop34h 18m

$556

Kaohsiung CityWashington, D.C.

KHH - IAD

KHHIAD

Kaohsiung City

Sat 9/6

10:25 am-7:19 am

3 stops32h 54m

$569

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 12 results

Best time to book a flight from Taiwan to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Taiwan 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 Taiwan to Washington, D.C. Dulles Intl Airport

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

Currently, July is the cheapest month in which you can book a flight from Taiwan to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Taiwan to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Korean Air, Delta, and United Airlines from Taiwan to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Korean Air

8.4

Very good

1,121 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Delta

8.0

Very good

7,981 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

United Airlines

7.4

Good

8,900 reviews

Korean Air

8.4

Very good

1,121 reviews

Reviews

1 / 20

10.0

Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

Related info for your journey

What are the cheapest airlines to fly from Taiwan to Washington, D.C. Dulles Intl Airport one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $500. Users have also found prices from $556 and $930 on United Airlines and Korean Air, respectively.
Can I find deals for flights from Taiwan to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Taiwan to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Taiwan to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Taiwan to Dulles Intl.
Can I find deals for business class flights from Taiwan to Dulles Intl?
Yes. Cheapflights offers flight deals from Taiwan to Dulles Intl 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 Taiwan to Washington, D.C. Dulles Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Taiwan to Washington, D.C. Dulles Intl Airport (average of $306). Flying from Taiwan to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

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Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Easton

Fairfax

Manassas

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Rockville

Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Taiwan to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$843	Average$1,104	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$890	Average$1,068	FlexibilityNo cancel fee	On-timeN/A

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$500+ Cheap flights from Taiwan to Dulles Intl (IAD)

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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Taiwan to Dulles Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Taiwan to Dulles Intl

Keep the following information in mind while searching for Taiwan to Dulles Intl flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Taiwan to Dulles Intl

Cheapest flights from Taiwan to Dulles IntlExplore the most affordable flight options available from Taiwan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Taiwan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Taiwan to Washington, D.C. Dulles Intl Airport that are best for you.

Best time to book a flight from Taiwan to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Taiwan with our price prediction graph.

Cheapflights Insights

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

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

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Korean Air, Delta, and United Airlines from Taiwan to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

How can I find direct flights from Taiwan to Dulles Intl?

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

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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.

Alternative routes for Taiwan to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Taiwan to Dulles Intl

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Cheapest flights from Taiwan to Dulles Intl
Explore the most affordable flight options available from Taiwan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.