Dulles to Dayton (IAD–DAY) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
IAD–DAY is served by 4 airlines with nonstop service. United Airlines, avianca and Copa Airlines lead the route. The flight covers 367 miles in approximately 1h 47m. Beyond nonstop, 25 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines | 14 | E145, ERJ | 1h47-1h49 | Star Alliance | – | |
| AV avianca | 7 | E145 | 1h48 | Star Alliance | – | |
| CM Copa Airlines | 7 | E145 | 1h48 | Star Alliance | – | |
| G4 Allegiant Air | 1 | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Dayton from Dulles
| Metric | IAD→DAY | DCA→DAY |
|---|---|---|
| Distance from IAD | – | 23 mi |
| Nonstop airlines | 4 | 2 |
| Weekly flights | 28 | 35 |
| Flight time | 1h 47m | 1h 26m |
| Departure OTP | 64% | – |
Travel Essentials
IAD: EDT · DAY: EDT
When it's 6:00 PM in Dulles, it's 6:00 PM in Dayton.
WMATA Silver Line Metro now reaches Dulles directly; take Silver Line to Washington Dulles Airport station (about 65 min from Metro Center, ~$7). The connection opened in late 2022.Ride-shares from downtown DC run $35–60 and take 35–50 minutes via I-66 (longer during peak hours). Washington Flyer coach to Wiehle-Reston East Metro costs $6. The airport is 27 miles from downtown; taxis are expensive ($60–80).
IAD–DAY Quick Facts
Frequently Asked Questions
Flights from IAD to DAY
Washington Dulles International Airport (IAD) and James M. Cox Dayton International Airport (DAY) are connected by nonstop service from avianca, Copa Airlines, Allegiant Air and United Airlines. With 28 weekly departures, this is a heavily served route.
IAD to DAY Flight Duration and Schedule
Nonstop flight time from IAD to DAY ranges from 1 hours 47 minutes to 1 hours 49 minutes. The route covers a distance of 367 miles (590 km). There are approximately 28 weekly flights outbound and 40 return, totaling 68 flights per week in both directions.
Connecting Options and Alternatives
25 one-stop connections are available, with the fastest taking approximately 3 hours via DCA. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Washington (DCA).