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Chicago → Vienna

Dec 21, 2026 · return Dec 24, 2026

ORD → VIE1 adulteconomyRound trip

7 flight options · 5 airlines

Nonstop flights

Mon, Dec 21 – Thu, Dec 24

Austrian Airlines
4:20 pmORD
8h 45m
Nonstop
8:05 am+1VIE
Austrian Airlines
10:55 amVIE
10h 5m
Nonstop
2:00 pmORD

Round-trip total · 1 adult · Taxes included

One-stop flights

Mon, Dec 21 – Thu, Dec 24

Air Canada
1:55 pmORD
11h 30m
YUL · 1h 43m
8:25 am+1VIE
Air Canada
10:35 amVIE
13h 9m
YYZ · 1h 50m
4:44 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

British Airways
9:50 pmORD
11h 20m
LHR · 1h 15m
4:10 pm+1VIE
British Airways
7:40 amVIE
13h 5m
LHR · 1h 35m
1:45 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

Lufthansa
9:50 pmORD
11h 45m
MUC · 2h 15m
4:35 pm+1VIE
Austrian Airlines
10:55 amVIE
10h 5m
Nonstop
2:00 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
4:10 pmORD
11h 20m
ZRH · 1h 15m
10:30 am+1VIE
Austrian Airlines
10:55 amVIE
10h 5m
Nonstop
2:00 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
2:09 pmORD
11h 11m
BOS · 1h 19m
8:20 am+1VIE
Austrian Airlines
10:55 amVIE
10h 5m
Nonstop
2:00 pmORD

Round-trip total · 1 adult · Taxes included

Mon, Dec 21 – Thu, Dec 24

United Airlines
6:00 pmORD
11h 35m
MUC · 1h 55m
12:35 pm+1VIE
Austrian Airlines
10:55 amVIE
10h 5m
Nonstop
2:00 pmORD

Round-trip total · 1 adult · Taxes included

Make this trip yours

ORD ⇄ VIE

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Austrian Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
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Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
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Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-12-21 → 2026-12-24Austrian AirlinesOS46 / OS45$1175.002026-10-29T01:53:27Z
2026-12-21 → 2026-12-24Air CanadaAC8482 + OS56 / AC887 + UA3500$987.502026-10-29T01:53:27Z
2026-12-21 → 2026-12-24British AirwaysBA296 + BA696 / BA703 + BA295$1000.002026-10-29T01:53:27Z
2026-12-21 → 2026-12-24Lufthansa / Austrian AirlinesLH435 + OS186 / OS45$1118.752026-10-29T01:53:27Z
2026-12-21 → 2026-12-24United Airlines / Austrian AirlinesUA3 + OS132 / OS45$1125.002026-10-29T01:53:27Z
2026-12-21 → 2026-12-24United Airlines / Austrian AirlinesUA1928 + OS32 / OS45$1125.002026-10-29T01:53:27Z
2026-12-21 → 2026-12-24United Airlines / Austrian AirlinesUA953 + OS184 / OS45$1125.002026-10-29T01:53:27Z

2026-12-21 → 2026-12-24 · $1175.00

  • Austrian Airlines OS46: ORD 2026-12-21 16:20:00 → VIE 2026-12-22 08:05:00; nonstop; 525 minutes. Local airport times.
  • Austrian Airlines OS45: VIE 2026-12-24 10:55:00 → ORD 2026-12-24 14:00:00; nonstop; 605 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $987.50

  • Air Canada AC8482 / OS56: ORD 2026-12-21 13:55:00 → VIE 2026-12-22 08:25:00; 1 stop(s) via YUL; 690 minutes. Local airport times.
    • AC8482: ORD 2026-12-21 13:55:00 → YUL 2026-12-21 17:07:00; layover at YUL: 103 minutes.
    • OS56: YUL 2026-12-21 18:50:00 → VIE 2026-12-22 08:25:00.
  • Air Canada AC887 / UA3500: VIE 2026-12-24 10:35:00 → ORD 2026-12-24 16:44:00; 1 stop(s) via YYZ; 789 minutes. Local airport times.
    • AC887: VIE 2026-12-24 10:35:00 → YYZ 2026-12-24 13:45:00; layover at YYZ: 110 minutes.
    • UA3500: YYZ 2026-12-24 15:35:00 → ORD 2026-12-24 16:44:00.

2026-12-21 → 2026-12-24 · $1000.00

  • British Airways BA296 / BA696: ORD 2026-12-21 21:50:00 → VIE 2026-12-22 16:10:00; 1 stop(s) via LHR; 680 minutes. Local airport times.
    • BA296: ORD 2026-12-21 21:50:00 → LHR 2026-12-22 11:35:00; layover at LHR: 75 minutes.
    • BA696: LHR 2026-12-22 12:50:00 → VIE 2026-12-22 16:10:00.
  • British Airways BA703 / BA295: VIE 2026-12-24 07:40:00 → ORD 2026-12-24 13:45:00; 1 stop(s) via LHR; 785 minutes. Local airport times.
    • BA703: VIE 2026-12-24 07:40:00 → LHR 2026-12-24 09:25:00; layover at LHR: 95 minutes.
    • BA295: LHR 2026-12-24 11:00:00 → ORD 2026-12-24 13:45:00.

2026-12-21 → 2026-12-24 · $1118.75

  • Lufthansa LH435 / OS186: ORD 2026-12-21 21:50:00 → VIE 2026-12-22 16:35:00; 1 stop(s) via MUC; 705 minutes. Local airport times.
    • LH435: ORD 2026-12-21 21:50:00 → MUC 2026-12-22 13:15:00; layover at MUC: 135 minutes.
    • OS186: MUC 2026-12-22 15:30:00 → VIE 2026-12-22 16:35:00.
  • Austrian Airlines OS45: VIE 2026-12-24 10:55:00 → ORD 2026-12-24 14:00:00; nonstop; 605 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $1125.00

  • United Airlines UA3 / OS132: ORD 2026-12-21 16:10:00 → VIE 2026-12-22 10:30:00; 1 stop(s) via ZRH; 680 minutes. Local airport times.
    • UA3: ORD 2026-12-21 16:10:00 → ZRH 2026-12-22 07:55:00; layover at ZRH: 75 minutes.
    • OS132: ZRH 2026-12-22 09:10:00 → VIE 2026-12-22 10:30:00.
  • Austrian Airlines OS45: VIE 2026-12-24 10:55:00 → ORD 2026-12-24 14:00:00; nonstop; 605 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $1125.00

  • United Airlines UA1928 / OS32: ORD 2026-12-21 14:09:00 → VIE 2026-12-22 08:20:00; 1 stop(s) via BOS; 671 minutes. Local airport times.
    • UA1928: ORD 2026-12-21 14:09:00 → BOS 2026-12-21 17:36:00; layover at BOS: 79 minutes.
    • OS32: BOS 2026-12-21 18:55:00 → VIE 2026-12-22 08:20:00.
  • Austrian Airlines OS45: VIE 2026-12-24 10:55:00 → ORD 2026-12-24 14:00:00; nonstop; 605 minutes. Local airport times.

2026-12-21 → 2026-12-24 · $1125.00

  • United Airlines UA953 / OS184: ORD 2026-12-21 18:00:00 → VIE 2026-12-22 12:35:00; 1 stop(s) via MUC; 695 minutes. Local airport times.
    • UA953: ORD 2026-12-21 18:00:00 → MUC 2026-12-22 09:35:00; layover at MUC: 115 minutes.
    • OS184: MUC 2026-12-22 11:30:00 → VIE 2026-12-22 12:35:00.
  • Austrian Airlines OS45: VIE 2026-12-24 10:55:00 → ORD 2026-12-24 14:00:00; nonstop; 605 minutes. Local airport times.

More dates for this route