
| Most accurate provider | FlightHub 3 stars | 
|---|---|
| Most trusted provider | Expedia 3 stars | 
| Round-trip from | $862 (SmartFares) | 
| One-way from | $413 (Orbitz) | 
| Popular in | December | 
| Cheapest in | February | 
| Average price | $1,068 | 
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Sun 4/19
7:01 pm-4:55 am
1 stop21h 54m
Taipei City Taiwan Taoyuan Intl
Thu 4/23
8:10 pm-5:49 am
1 stop21h 39m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Tue 2/17
6:00 am-7:50 pm
2 stops24h 50m
Taipei City Taiwan Taoyuan Intl
Tue 3/17
2:50 pm-11:55 pm
2 stops21h 05m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Wed 12/3
6:03 am-9:05 pm
2 stops26h 02m
Taipei City Taiwan Taoyuan Intl
Tue 2/10
10:55 am-11:10 pm
1 stop25h 15m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Thu 11/27
8:30 am-7:50 pm
1 stop22h 20m
Taipei City Taiwan Taoyuan Intl
Mon 12/8
3:50 pm-11:15 pm
2 stops20h 25m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Mon 3/2
6:15 am-9:05 pm
2 stops25h 50m
Taipei City Taiwan Taoyuan Intl
Tue 3/17
9:55 am-11:35 pm
2 stops25h 40m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Thu 11/20
6:03 am-9:05 pm
2 stops26h 02m
Taipei City Taiwan Taoyuan Intl
Thu 11/27
10:55 am-11:34 am
2 stops37h 39m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Sun 3/1
3:58 pm-5:45 am
2 stops24h 47m
Taipei City Taiwan Taoyuan Intl
Wed 3/18
2:50 pm-8:48 pm
1 stop17h 58m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Sat 11/8
9:00 am-9:05 pm
2 stops23h 05m
Taipei City Taiwan Taoyuan Intl
Sat 11/15
10:55 am-12:54 am
1 stop26h 59m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Fri 4/3
6:00 am-7:55 pm
2 stops25h 55m
Taipei City Taiwan Taoyuan Intl
Sun 4/26
9:35 am-9:10 am
2 stops35h 35m
Washington, D.C.Taipei City
IAD - TPE
IADTPE
Washington, D.C. Dulles Intl
Fri 3/27
6:15 am-9:05 pm
2 stops26h 50m
Taipei City Taiwan Taoyuan Intl
Sat 4/4
9:35 am-11:56 pm
1 stop26h 21m
| Provider | Price Accuracy | Trust Score* | 
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | 
To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Taipei City Taiwan Taoyuan Intl Airport, you should look to book at least 17 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.
Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Taipei City Taiwan Taoyuan Intl Airport (average of $603). Flying from Washington, D.C. Dulles Intl Airport to Taipei City Taiwan Taoyuan Intl Airport in June is currently the most expensive (average of $1,264). 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.
It’s typically best to fly out from Washington, D.C. Dulles Intl Airport to Taipei City Taiwan Taoyuan Intl Airport in the evening. Doing so could potentially save you 41% on the flight price compared to flying at noon, which is usually more expensive.
Istanbul (IST) – chosen by Cheapflights users on 92% of 1-stop itineraries from Washington, D.C. Dulles Intl Airport to Taipei City Taiwan Taoyuan Intl Airport on Cheapflights.
Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 22h 40m.
Flights via Istanbul (IST) have the shortest average one-way travel time for 1-stop routes: 22h 40m.
Flights via Istanbul (IST) offer the fastest connection on this route, with an average layover time of 1h 55m.
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
Comfort
Boarding
Crew
Food
Overall
Entertainment
Reviews
Anonymous,Oct 2025
TPE - YYZ
| Airline | Cheapest | Average | Flexibility | On-time | 
|---|---|---|---|---|
| Cheapest$870 | Average$1,298 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$883 | Average$981 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$911 | Average$928 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$966 | Average$1,094 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$984 | Average$1,365 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,196 | Average$1,318 | FlexibilityNo cancel fee | On-time69% |