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Cheap flights from Key West to Vienna from $789

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Vienna departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Key West to Vienna

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:00 pm - 1:10 pmEYW  Key West-VIE Vienna Intl
17h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
10:35 am - 1:11 pmVIE  Vienna Intl-EYW Key West
56h 36m3 stops Toronto Pearson Intl Ottawa Chicago O'Hare Intl
$789United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
12:41 pm - 3:05 pmEYW  Key West-VIE Vienna Intl
20h 24m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
10:35 am - 11:11 amVIE  Vienna Intl-EYW Key West
30h 36m2 stops Washington, D.C. Dulles Intl Chicago O'Hare Intl
$796United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
12:41 pm - 1:10 pmEYW  Key West-VIE Vienna Intl
18h 29m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
8:00 am - 11:11 amVIE  Vienna Intl-EYW Key West
33h 11m2 stops Frankfurt am Main Chicago O'Hare Intl
$803United Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
6:02 pm - 4:15 pmEYW  Key West-VIE Vienna Intl
16h 13m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Multiple Airlines Logo
6:20 pm - 8:02 pmVIE  Vienna Intl-EYW Key West
31h 42m2 stops Paris Charles de Gaulle Atlanta Hartsfield-Jackson
$809Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
12:41 pm - 12:35 pmEYW  Key West-VIE Vienna Intl
17h 54m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Multiple Airlines Logo
10:30 am - 1:02 pmVIE  Vienna Intl-EYW Key West
32h 32m1 stop Newark
$1,194Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
2:00 pm - 1:10 pmEYW  Key West-VIE Vienna Intl
17h 10m2 stops Chicago O'Hare Intl Frankfurt am Main
Multiple Airlines Logo
10:30 am - 1:02 pmVIE  Vienna Intl-EYW Key West
32h 32m1 stop Newark
$1,206Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
1:14 pm - 8:20 amEYW  Key West-VIE Vienna Intl
13h 06m1 stop Boston Logan Intl
Multiple Airlines Logo
10:30 am - 1:02 pmVIE  Vienna Intl-EYW Key West
32h 32m1 stop Newark
$1,849Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
1:14 pm - 8:40 pmEYW  Key West-VIE Vienna Intl
25h 26m3 stops Boston Logan Intl Porto Zurich
Multiple Airlines Logo
12:25 pm - 12:24 pmVIE  Vienna Intl-EYW Key West
29h 59m2 stops Lisbon Humberto Delgado Boston Logan Intl
$1,850Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
1:14 pm - 6:50 pmEYW  Key West-VIE Vienna Intl
23h 36m3 stops Boston Logan Intl Porto Lisbon Humberto Delgado
Multiple Airlines Logo
10:30 am - 12:24 pmVIE  Vienna Intl-EYW Key West
31h 54m3 stops Frankfurt am Main Lisbon Humberto Delgado Boston Logan Intl
$2,072Multiple Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
1:14 pm - 8:40 pmEYW  Key West-VIE Vienna Intl
25h 26m3 stops Boston Logan Intl Porto Zurich
Multiple Airlines Logo
12:25 pm - 12:24 pmVIE  Vienna Intl-EYW Key West
29h 59m2 stops Lisbon Humberto Delgado Boston Logan Intl
$2,252Multiple Airlines
Sun, Dec 6 - Thu, Dec 10

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United Airlines flights from Key West to Vienna

Our best United Airlines deals on Key West to Vienna flight tickets
United Airlines
Dec 6
EYW2:00 pmKey West
17h 10m
2 stops
VIE1:10 pmVienna Intl
Dec 10
VIE10:35 amVienna Intl
56h 36m
3 stops
EYW1:11 pmKey West
$789
United Airlines
Dec 6
EYW12:41 pmKey West
20h 24m
2 stops
VIE3:05 pmVienna Intl
Dec 10
VIE10:35 amVienna Intl
30h 36m
2 stops
EYW11:11 amKey West
$796
United Airlines
Dec 6
EYW12:41 pmKey West
18h 29m
2 stops
VIE1:10 pmVienna Intl
Dec 10
VIE8:00 amVienna Intl
33h 11m
2 stops
EYW11:11 amKey West
$803

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Vienna that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 5, 2026.
Use the filters below to find and compare flights from Key West to Vienna that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

2:00 pm-1:10 pm

2 stops17h 10m

Vienna Intl

Thu 12/10

10:35 am-1:11 pm

3 stops56h 36m

$789

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

12:41 pm-3:05 pm

2 stops20h 24m

Vienna Intl

Thu 12/10

10:35 am-11:11 am

2 stops30h 36m

$796

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

12:41 pm-1:10 pm

2 stops18h 29m

Vienna Intl

Thu 12/10

8:00 am-11:11 am

2 stops33h 11m

$803

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

6:02 pm-4:15 pm

2 stops16h 13m

Vienna Intl

Thu 12/10

6:20 pm-8:02 pm

2 stops31h 42m

$809

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

12:41 pm-12:35 pm

2 stops17h 54m

Vienna Intl

Thu 12/10

10:30 am-1:02 pm

1 stop32h 32m

$1,194

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

2:00 pm-1:10 pm

2 stops17h 10m

Vienna Intl

Thu 12/10

10:30 am-1:02 pm

1 stop32h 32m

$1,206
Quickest round-trip

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

1:14 pm-8:20 am

1 stop13h 06m

Vienna Intl

Thu 12/10

10:30 am-1:02 pm

1 stop32h 32m

$1,849

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

1:14 pm-8:40 pm

3 stops25h 26m

Vienna Intl

Thu 12/10

12:25 pm-12:24 pm

2 stops29h 59m

$1,850

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

1:14 pm-6:50 pm

3 stops23h 36m

Vienna Intl

Thu 12/10

10:30 am-12:24 pm

3 stops31h 54m

$2,072

Key WestVienna

EYW Key West - VIE Vienna Intl

EYWVIE

Key West

Sun 12/6

1:14 pm-8:40 pm

3 stops25h 26m

Vienna Intl

Thu 12/10

12:25 pm-12:24 pm

2 stops29h 59m

$2,252

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Key West to Vienna

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to Vienna according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Key West to Vienna (EYW to VIE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Vienna

Fastest flight time

17h 10m

Direct flights

None
The fastest flight from Key West to Vienna takes 17h 10m
There are no direct flights from Key West to Vienna. There are no popular flight routes from Key West to Vienna.
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Frequently asked questions about flying from Key West to Vienna

  • How far is Key West to Vienna Intl by plane?

    The distance between Key West and Vienna Intl is about 5321.6 mi. A reasonable flight in good conditions will take 17h 10m.

  • When did momondo last update prices for flights from Key West Airport to Vienna Intl Airport?

    Prices for flights from Key West Airport to Vienna Intl Airport were last updated today.

  • How old do you have to be to fly from Key West Airport to Vienna Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Vienna Intl Airport.

  • What documentation or ID do you need to fly to Vienna Intl Airport?

    The necessary travel and health documents for your Vienna Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Key West to Vienna

  • How do I get Price Alerts for flights from Key West to Vienna?

    Confirm your travel details to search for the latest offers for flights from Key West to Vienna. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Key West to Vienna with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Vienna?

Book flights to Vienna if you plan to visit one of these locations
Schwechat
Wiener Neustadt
Semmering
Steyr
Stegersbach
Krems an der Donau
Rust
Melk

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Vienna?

Finding the right flight to Vienna from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Vienna quick and easy, saving you time and money.

Can I find flights from Key West to Vienna with flexible booking policies on momondo?

Flights from Key West to Vienna with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Key West to Vienna?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Vienna from Key West.

I’m not ready to book a flight from Key West to Vienna right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Key West to Vienna now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Vienna and let you know when they change.

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