AirSource

Flights Chicago → Vienna — September 18, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Friday, September 18, 2026 on the Chicago–Vienna route: 1 stop itinerary (2 flights) via Cairo (CAI), from Chicago O'Hare (ORD) to Vienna (VIE), first flight MS MS948, departs 10:30 AM, arrives 2:30 PM the next day, total travel time 21h including layovers, flight time 14h 45m (layovers excluded), $811 per person. Price found in an Aviasales search on September 10, 2026 and read by AirSource on September 10, 2026, 20:47 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: Austrian Airlines OS46, from Chicago O'Hare (ORD) to Vienna (VIE), departs 4:20 PM, arrives 8:15 AM the next day, direct, 8h 55m, $3,327 per person.

Lowest price observed in the available data

MS

1-stop itinerary (2 flights)

via Cairo (CAI) · first flight MS MS948

1 stop
Fri, Sep 18
Chicago O'Hare (ORD)
21h
1 stop
+1
Sat, Sep 19
Vienna (VIE)
First flight
MS MS948 (1st of 2 flights)
Connecting flights
Operated after the layover in Cairo (CAI); airline and flight number are not provided by Aviasales in this record: see them on the booking site.
Departure
Chicago O'Hare (ORD) · September 18, 2026 · local time (UTC-5)
Final arrival
Vienna (VIE) · September 19, 2026 · local time (UTC+2) · next day
Stops
1 stop · in Cairo (CAI)
Total travel time
21h (layovers included)
Flight time
14h 45m (layovers excluded)
Layover time
6h 15m
Last observed price
$811 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$811
per person, one way
Check the current price and book

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Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Cheapest direct flight observed

Austrian Airlines OS46

Direct · Chicago O'Hare (ORD) → Vienna (VIE)

Direct
Fri, Sep 18
Chicago O'Hare (ORD)
8h 55m
direct
+1
Sat, Sep 19
Vienna (VIE)
Airline
Austrian Airlines (OS)
Flight
OS46
Departure
Chicago O'Hare (ORD) · September 18, 2026 · local time (UTC-5)
Arrival
Vienna (VIE) · September 19, 2026 · local time (UTC+2) · next day
Stops
Direct (no plane change, as stated by the source; it can include a stop)
Duration
8h 55m
Last observed price
$3,327 per person, one way
Observed
Price and fare conditions found in an Aviasales search on · read by AirSource on
Last observed price
$3,327
per person, one way
Check the current price and book

Affiliate link. Booking, payment and support are handled by the seller you choose on Aviasales.

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

Looking for other times? All ChicagoVienna flights on September 18, 2026 on Aviasales.

Nearby dates