Dulles to Santa Rosa (IAD–STS) — Airlines, Schedules & Connections

IAD Airport Page →
2,419 mi airlines 0/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 36 1-stop flights Verified 1mo ago
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  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No nonstop flights on this route. connecting options below.

✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Dulles to Santa Rosa
Connecting service available through multiple hubs.
1 Airlines 2,419 mi 5h 10m nonstop -3h behind 36 1-stop hubs

IAD–STS is served by 1 airline with nonstop service. TWY leads the route. The flight covers 2,419 miles in approximately 5h 10m. Beyond nonstop, 36 hubs offer 1-stop connections.

Also explore IAD Routes STS Routes IAD Live Flights STS Live Flights IAD Delays
Carriers on this route

Airline Landscape

All carriers operating nonstop IAD–STS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
TWY TWY 0 – – 100% – –
Alliance coverage
Unaffiliated: TWY (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for IAD to STS.
1-STOP
One-Stop Connections
36
Hubs
~6h
Fastest
~31h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
595
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-3h
Santa Rosa is 3 hours behind Dulles.
IAD: EDT · STS: PDT

When it's 6:00 PM in Dulles, it's 3:00 PM in Santa Rosa.
Distance & Flight Time
2,419 mi / 3,893 km
Nonstop flight time is approximately 5h 10m.
Getting to IAD

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).

Facts

IAD–STS Quick Facts

Key statistics for the Dulles to Santa Rosa route.
Route details
Distance2,419 mi / 3,893 km
Flight time5h 10m
Time difference-3 hours
Airlines (nonstop)1
1-stop connections36 hubs
Origin: IAD
Full nameWashington Dulles International Airport
IATA / ICAOIAD / KIAD
TimezoneAmerica/New_York
Passengers/yr26.0M
Elevation312 ft / 95 m
Destination: STS
Full nameCharles M. Schulz Sonoma County Airport
IATA / ICAOSTS / KSTS
TimezoneAmerica/Los_Angeles
Passengers/yr0.8M
Elevation128 ft / 39 m
FAQ

Frequently Asked Questions

Common questions about IAD to STS flights.
Nonstop flights from Washington Dulles International Airport to Charles M. Schulz Sonoma County Airport take approximately 5h 10m. The route covers 2,419 miles.
1 airline operates nonstop service: TWY.
Yes, 1-stop connections are available through SJC, VNY, MDW, OMA, OAK, IND, SDF, CVG, DAL, MSP, BZN, SMF, BUR, SLC, SNA, ABQ, HOU, SFO, PBI, AUS, ORD, BNA, SAT, PWM, BOS, MIA, HNL, SAN, LAX, SEA, DEN, DFW, LAS, PHX, PDX and PSP. These options provide additional schedule flexibility.
Santa Rosa is 3 hours behind Dulles.
Yes, return flights from STS to IAD are available. Use the direction toggle at the top to view the return schedule.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from IAD to STS

Washington Dulles International Airport (IAD) and Charles M. Schulz Sonoma County Airport (STS) are connected by nonstop service from TWY.

IAD to STS Flight Duration and Schedule

Nonstop flight time from IAD to STS ranges from 5 hours 10 minutes. The route covers a distance of 2,419 miles (3,893 km).

Connecting Options and Alternatives

36 one-stop connections are available, with the fastest taking approximately 6 hours via SJC. Two-stop connections are also available via intermediate hubs.