The sector is held by EVA Air.
Airport pair · hand carry reference
TPE Taipei to IAD Washington DC
Taoyuan International, Taiwan, to Washington Dulles, the United States. Computed from the scheduled network held on 2026-09-07.
- Nonstop
- 4 times a week
- Great circle
- 12,635 km
- Block, estimated
- 15h 43m
- Door to door
- 22h 28m
What TPE to IAD looks like
The TPE to IAD sector, the carriers on it and the flying time, before anything is promised to anybody.
Taipei TPE to Washington DC IAD is an ultra long sector of 12,635 km by great circle, flown nonstop 4 times a week.
At the cruise speed this site models for 12,635 km, 880 km an hour, and thirty minutes of taxi at the two ends, the flight blocks at about 15h 43m.
Taipei TPE is a large airport in the network held here, 108 scheduled destinations and 382.9 departures a day. Washington DC IAD has 270 destinations and 481.8 departures a day.
Washington DC runs 13 hours behind of Taipei in January and 12 hours behind in July, because the two ends do not change their clocks together.
The pair sits between the Americas and Asia Pacific, a corridor where the site already publishes 16 written lanes that go into customs and ground detail this page does not.
Who flies the sector, and how often
Average daily frequencies on TPE to IAD from the scheduled route statistics, both directions, with the operating carriers named.
| Direction | Flights a day | Flights a week | Operated by |
|---|---|---|---|
| TPE to IAD | 0.57 | 4 | EVA Air |
| IAD to TPE | 0.71 | 5 | EVA Air |
One carrier holds the sector, EVA Air, so a cancellation has no second nonstop behind it and the connections below stop being theoretical.
Between them the two directions put about 9 departures a week on TPE to IAD, which is the number that decides whether a seat can be found today or on Thursday.
The clock from collection to signature
The same ground timings the route calculator starts from, applied to the 15h 43m block time on TPE to IAD. Change any of them in the tool further down and the total moves with them.
| Stage | Allowed | Elapsed |
|---|---|---|
| Collection and the run to TPE | 90 min | 1h 30m |
| At TPE before departure | 180 min | 4h 30m |
| TPE to IAD in the air, estimated | 943 min | 20h 13m |
| Formalities at IAD | 90 min | 21h 43m |
| Delivery run in Washington DC | 45 min | 22h 28m |
| Door to door | 1,348 min | 22h 28m |
On the desk standard ground timings, ninety minutes to collect and reach the airport, three hours at the airport before departure, ninety minutes of arrival formalities and a forty five minute delivery run, the door to door figure for TPE to IAD is 22h 28m.
A courier who leaves Taipei at 09:00 local is on the ground in Washington DC at about 11:43 local and at the door by 13:58 the same day.
Working backwards from a six in the evening handover in Washington DC, the last useful departure from Taipei is around 13:02 local.
At 22h 28m the mission is past the sixteen hour duty day a single courier is planned against, so it is quoted with a rest at the far end or with a second courier, and never as a turnaround.
When the nonstop does not work
Every airport that joins the two ends, ranked by when they land, among the ones whose weaker leg is dependable enough to plan on. Connection time is allowed for the size of the hub. 25 of them join TPE to IAD.
| Connecting at | TPE to hub, flights a day | Hub to IAD, flights a day | Track, km | Estimated, gate to gate |
|---|---|---|---|---|
| Anchorage ANC | 2.43 | 1.14 | 12,907 | 17h 32m |
| Seoul ICN | 14.14 | 2 | 12,637 | 17h 35m |
| Toronto YYZ | 1.14 | 4.86 | 12,636 | 17h 37m |
| Tokyo HND | 1.29 | 2.29 | 13,014 | 18h 05m |
| Vancouver YVR | 2.29 | 1.14 | 13,355 | 18h 20m |
| Seattle SEA | 4.71 | 2.29 | 13,459 | 18h 28m |
25 airports connect the two ends on the scheduled network held here. The quickest of the dependable ones is Anchorage ANC, where the weaker of the two legs still runs about once a day.
Through ANC the routing covers 12,907 km against the 12,635 km nonstop track and takes about 17h 32m in the air and on the ground at the hub, allowing 60 minutes to connect at an airport of that size.
That is only 1h 49m more than the nonstop, which is close enough that a connection is worth taking when the nonstop is full or badly timed.
Behind it, Seoul ICN at 17h 35m and Toronto YYZ at 17h 37m hold the same connection, so a booking has three hubs to try before it has to wait for the nonstop.
If nothing suitable leaves Taipei, Fuzhou FOC is 184 km away by great circle and carries 80 scheduled destinations of its own, which is usually a shorter road transfer than a lost day.
If nothing suitable leaves Washington DC, Washington DC DCA is 38 km away by great circle and carries 112 scheduled destinations of its own, which is usually a shorter road transfer than a lost day.
Restricted hours at either end
Widely documented operating restrictions, checked 2026-09-07. Exemptions and seasonal variations exist, so confirm with the carrier before relying on any of them.
Taipei TPE, night operations: Operates around the clock.
Industry within reach of the two ends
Public manufacturing and research sites whose logistics run through TPE or IAD. Listed as industrial geography, not as customers of anyone.
- TSMC, HsinchuThe largest contract chip manufacturer in the world. European lithography, Taiwanese fabs, and a clock that runs in fab hours. Logistics through Taipei TPE.
Plan Taipei to Washington DC yourself
The same tool the dispatchers use, open to anybody and free. It is loaded with this pair already. Change either end, add a stopover or a preferred airline, and it works out the connection, the transit and the door to door clock, with the real departures underneath. Put it on your own site if it is useful to you.
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Restrictions
Where this came from, and where to look next
- Carriers and frequencies: AeroDataBox scheduled route statistics, retrieved 2026-09-07. Average daily flights, not a timetable.
- Distances: great circle from published coordinates. They read short against a flown track, which is why the block time above applies a factor to them.
- Block and connection times: the same model the route calculator lower down this page runs, at the same rounding.
- Restrictions: the airport notes file, checked 2026-09-07.
- Industrial sites: public company information. Nothing here says or implies that any company named is a customer of any courier operator.
Who publishes this. OnBoard Courier is a placement desk in Dubai. An assignment is carried out by a vetted partner operator, with the desk as the single point of contact from the quote to the signature. This page exists because our own dispatchers need the answer for TPE to IAD in the twenty minutes before a promise is made, and a reference only one operator can read is not a reference. Free to read, quote and cite. Found an error? Tell us and we will correct it.
If you need something moved rather than looked up, the desk prices a hand carry in fifteen minutes.
- The TPE airport entry
- The IAD airport entry
- Hand carry into Taiwan
- Hand carry into the United States
- The written lane, Amsterdam to Taipei
- The written lane, Dubai to Taipei
- The written lane, Eindhoven to Taipei
- The route calculator
More pairs through TPE and IAD: Washington DC to Seattle, Washington DC to Detroit, Boston to Washington DC, Houston to Washington DC, Dubai to Washington DC, Washington DC to San Diego, Sao Paulo to Washington DC, Washington DC to Montreal.