Austin to Sofia (AUS–SOF) — Airlines, Schedules & Connections

AUS Airport Page →
6,167 mi airlines charter/private 1/wk
On-time Some delays Frequent delays
Connecting Flight Schedule 6 1-stop flights Verified 2w ago
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 6 hubs
FRA Frankfurt am Main 13h LH → ETFBLH Frankfurt am Main (FRA) to Sofia flights
LHR London 17h 20m AYBAEI → BAFB London (LHR) to Sofia flights
AMS Amsterdam 35h 23m AFKL → BTFBKL Amsterdam (AMS) to Sofia flights
CHS Charleston ~10h 33m WN → CMB Charleston (CHS) to Sofia flights
CVG Cincinnati / Covington ~12h 56m DLG4WN → CMB Cincinnati / Covington (CVG) to Sofia flights
FCO Rome ~13h 46m → AZFBW6 Rome (FCO) to Sofia flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
Austin to Sofia
Connecting service available through multiple hubs.
1 Airlines 6,167 mi 10h 33m nonstop +8h ahead

AUS–SOF had nonstop service, last on the schedule in May 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 6,167 miles in 10h 33m.

Also explore AUS Routes SOF Routes AUS Live Flights SOF Live Flights AUS Delays
All flights from Sofia (SOF) Sofia to Austin flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop AUS–SOF service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
CMB CMB 1 – – 100% – –
Alliance coverage
Unaffiliated: CMB (1 flights/wk, 100%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for AUS to SOF.
1-STOP
One-Stop Connections
6
Hubs
~10h
Fastest
~35h
Longest
CHS ~10h 33m CVG ~12h 56m FRA ~13h 0m FCO ~13h 46m LHR ~17h 20m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
598
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.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
AUS → SOF
100%
Generally reliable. Most flights run on time.
Departing
100%
Return
SOF → AUS
67%
Moderate delays possible. Allow buffer time.
Arriving
67%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. AUS delays →
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
+8h
Sofia is 8 hours ahead of Austin.
AUS: CDT · SOF: EEST

When it's 6:00 PM in Austin, it's 2:00 AM (next day) in Sofia.
Distance & Flight Time
6,167 mi / 9,924 km
Nonstop flight time is approximately 10h 33m gate to gate.
Visa & Entry

US passport holders enter Bulgaria visa-free for stays up to 90 days within any 180-day period. Bulgaria joined the Schengen area in 2024, so the 90-day clock is now shared with all other Schengen countries. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

Verify entry requirements with official sources before travel.
Getting to AUS

CapMetro Route 20 (Airport Flyer) runs between downtown Austin (Congress Ave) and AUS in about 30–35 minutes (fare $1.25, or free with MetroAccess). Service runs from roughly 05:00 to midnight; frequency drops evenings and weekends.Ride-shares (Uber/Lyft) from downtown cost $20–30 and take 15–20 minutes off-peak. Taxis run $30–40. Traffic on SH-71 can be heavy during afternoon rush; allow 30–40 minutes from downtown during 16:00–18:30. Long-term parking from $7/day in remote economy lots.

Facts

AUS–SOF Quick Facts

Key statistics for the Austin to Sofia route.
Route details
Distance6,167 mi / 9,924 km
Flight time10h 33m
Time difference+8 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: AUS
Full nameAustin Bergstrom International Airport
IATA / ICAOAUS / KAUS
TimezoneAmerica/Chicago
Passengers/yr21.4M
Elevation542 ft / 165 m
Destination: SOF
Full nameSofia Airport
IATA / ICAOSOF / LBSF
TimezoneEurope/Sofia
Passengers/yr7.9M
Elevation1,742 ft / 531 m
FAQ

Frequently Asked Questions

Common questions about AUS to SOF flights.
Nonstop flights from Austin Bergstrom International Airport to Sofia Airport take about 10h 33m gate to gate. The route covers 6,167 miles.
1 airline operated the nonstop from AUS to SOF. The last scheduled nonstop was in May 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in May 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 10h 33m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Frankfurt Main, London Heathrow and Amsterdam.
Sofia is 8 hours ahead of Austin.
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 AUS to SOF

Austin Bergstrom International Airport (AUS) and Sofia Airport (SOF) had nonstop service, last on the schedule in May 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

AUS to SOF Flight Duration and Schedule

Nonstop flight time from AUS to SOF is about 10 hours 33 minutes gate to gate. The route covers a distance of 6,167 miles (9,924 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Frankfurt Main, London Heathrow and Amsterdam. Two-stop connections are also available via intermediate hubs.