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Cheap flights from Key West to the Czech Republic from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to the Czech Republic departing on 9/15. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to the Czech Republic

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:00 pm - 4:05 pm
EYW
-
PRG
42h 05m
2 stops
United Airlines Logo
7:15 am - 3:16 pm
PRG
-
EYW
38h 01m
2 stops
$823United Airlines
Mon, Nov 9 - Thu, Nov 12
United Airlines Logo
4:00 pm - 2:00 pm
EYW
-
PRG
40h 00m
2 stops
United Airlines Logo
7:15 am - 3:16 pm
PRG
-
EYW
38h 01m
2 stops
$834United Airlines
Mon, Nov 9 - Thu, Nov 12
United Airlines Logo
4:00 pm - 2:00 pm
EYW
-
PRG
40h 00m
2 stops
United Airlines Logo
7:15 am - 3:16 pm
PRG
-
EYW
38h 01m
2 stops
$835United Airlines
Mon, Nov 9 - Thu, Nov 12
American Airlines Logo
4:50 pm - 5:00 pm
EYW
-
PRG
18h 10m
2 stops
American Airlines Logo
10:15 am - 10:56 am
PRG
-
EYW
30h 41m
2 stops
$850American Airlines
Mon, Aug 10 - Wed, Aug 26
American Airlines Logo
1:50 pm - 1:15 pm
EYW
-
PRG
17h 25m
2 stops
American Airlines Logo
10:15 am - 1:45 pm
PRG
-
EYW
33h 30m
1 stop
$852American Airlines
Mon, Aug 10 - Wed, Aug 26
American Airlines Logo
1:47 pm - 2:50 pm
EYW
-
PRG
19h 03m
2 stops
American Airlines Logo
10:15 am - 10:57 am
PRG
-
EYW
30h 42m
2 stops
$885American Airlines
Tue, Sep 15 - Tue, Sep 22
American Airlines Logo
4:39 pm - 4:25 pm
EYW
-
PRG
17h 46m
2 stops
American Airlines Logo
2:00 pm - 10:52 am
PRG
-
EYW
26h 52m
3 stops
$892American Airlines
Tue, Sep 29 - Fri, Oct 9
American Airlines Logo
4:39 pm - 4:25 pm
EYW
-
PRG
17h 46m
2 stops
American Airlines Logo
7:05 am - 10:52 am
PRG
-
EYW
33h 47m
2 stops
$893American Airlines
Tue, Sep 29 - Fri, Oct 9
United Airlines Logo
2:26 pm - 11:00 am
EYW
-
PRG
14h 34m
2 stops
United Airlines Logo
6:15 am - 3:19 pm
PRG
-
EYW
39h 04m
2 stops
$935United Airlines
Sun, Jul 12 - Tue, Jul 28
United Airlines Logo
2:26 pm - 11:00 am
EYW
-
PRG
14h 34m
2 stops
United Airlines Logo
6:00 am - 1:30 pm
PRG
-
EYW
37h 30m
2 stops
$936United Airlines
Sun, Jul 12 - Thu, Jul 30

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United Airlines flights from Key West to Czech Republic

Our best United Airlines deals on Key West to Czech Republic flight tickets
United Airlines
Nov 9
EYW4:00 pmKey West
42h 05m
2 stops
PRG4:05 pmVáclav Havel Prague
Nov 12
PRG7:15 amVáclav Havel Prague
38h 01m
2 stops
EYW3:16 pmKey West
$823
United Airlines
Nov 9
EYW4:00 pmKey West
40h 00m
2 stops
PRG2:00 pmVáclav Havel Prague
Nov 12
PRG7:15 amVáclav Havel Prague
38h 01m
2 stops
EYW3:16 pmKey West
$834
United Airlines
Nov 9
EYW4:00 pmKey West
40h 00m
2 stops
PRG2:00 pmVáclav Havel Prague
Nov 12
PRG7:15 amVáclav Havel Prague
38h 01m
2 stops
EYW3:16 pmKey West
$835

American Airlines flights from Key West to Czech Republic

Our best American Airlines deals on Key West to Czech Republic flight tickets
American Airlines
Aug 10
EYW4:50 pmKey West
18h 10m
2 stops
PRG5:00 pmVáclav Havel Prague
Aug 26
PRG10:15 amVáclav Havel Prague
30h 41m
2 stops
EYW10:56 amKey West
$850
American Airlines
Aug 10
EYW1:50 pmKey West
17h 25m
2 stops
PRG1:15 pmVáclav Havel Prague
Aug 26
PRG10:15 amVáclav Havel Prague
33h 30m
1 stop
EYW1:45 pmKey West
$852
American Airlines
Sep 15
EYW1:47 pmKey West
19h 03m
2 stops
PRG2:50 pmVáclav Havel Prague
Sep 22
PRG10:15 amVáclav Havel Prague
30h 42m
2 stops
EYW10:57 amKey West
$885

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Czech Republic 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 June 26, 2026.
Use the filters below to find and compare flights from Key West to the Czech Republic that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestPrague

EYW - PRG

EYWPRG

Key West

Mon 11/9

4:00 pm-4:05 pm

2 stops42h 05m

Václav Havel Prague

Thu 11/12

7:15 am-3:16 pm

2 stops38h 01m

$823

Key WestPrague

EYW - PRG

EYWPRG

Key West

Mon 11/9

4:00 pm-2:00 pm

2 stops40h 00m

Václav Havel Prague

Thu 11/12

7:15 am-3:16 pm

2 stops38h 01m

$834

Key WestPrague

EYW - PRG

EYWPRG

Key West

Mon 11/9

4:00 pm-2:00 pm

2 stops40h 00m

Václav Havel Prague

Thu 11/12

7:15 am-3:16 pm

2 stops38h 01m

$835

Key WestPrague

EYW - PRG

EYWPRG

Key West

Mon 8/10

4:50 pm-5:00 pm

2 stops18h 10m

Václav Havel Prague

Wed 8/26

10:15 am-10:56 am

2 stops30h 41m

$850

Key WestPrague

EYW - PRG

EYWPRG

Key West

Mon 8/10

1:50 pm-1:15 pm

2 stops17h 25m

Václav Havel Prague

Wed 8/26

10:15 am-1:45 pm

1 stop33h 30m

$852

Key WestPrague

EYW - PRG

EYWPRG

Key West

Tue 9/15

1:47 pm-2:50 pm

2 stops19h 03m

Václav Havel Prague

Tue 9/22

10:15 am-10:57 am

2 stops30h 42m

$885
Quickest round-trip

Key WestPrague

EYW - PRG

EYWPRG

Key West

Tue 9/29

4:39 pm-4:25 pm

2 stops17h 46m

Václav Havel Prague

Fri 10/9

2:00 pm-10:52 am

3 stops26h 52m

$892

Key WestPrague

EYW - PRG

EYWPRG

Key West

Tue 9/29

4:39 pm-4:25 pm

2 stops17h 46m

Václav Havel Prague

Fri 10/9

7:05 am-10:52 am

2 stops33h 47m

$893

Key WestPrague

EYW - PRG

EYWPRG

Key West

Sun 7/12

2:26 pm-11:00 am

2 stops14h 34m

Václav Havel Prague

Tue 7/28

6:15 am-3:19 pm

2 stops39h 04m

$935

Key WestPrague

EYW - PRG

EYWPRG

Key West

Sun 7/12

2:26 pm-11:00 am

2 stops14h 34m

Václav Havel Prague

Thu 7/30

6:00 am-1:30 pm

2 stops37h 30m

$936

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to the Czech Republic from

How to get the cheapest flight ticket from Key West to Czech Republic

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Czech Republic?

In general, October is the cheapest month to fly from Key West to Czech Republic. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you aren’t able to travel to Czech Republic during the month of October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $0.

Cheap Key West to Czech Republic flight deals and tips

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

Fastest flight time

15h 32m

Direct flights

None
The fastest flight from Key West to Czech Republic takes 15h 32m
There are no direct flights from Key West to Czech Republic. There are no popular flight routes from Key West to Czech Republic.
Search flight deals

Frequently asked questions about flying from Key West to the Czech Republic

  • When did momondo last update prices for flights from Key West Airport to Czech Republic?

    Prices for flights from Key West Airport to Czech Republic refresh daily.

  • How many operators does momondo search for flights from Key West Airport to Czech Republic?

  • How old do you have to be to fly from Key West Airport to Czech Republic?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Key West Airport to Czech Republic.

  • What documentation or ID do you need to fly to Czech Republic?

    The required travel and health documents for your Czech Republic trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Czech Republic. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Key West to Czech Republic

Compare and see reviews for airlines that fly from Key West to Czech Republic with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $510Free CancellationRating
7.4
9,893 reviews
Search United Airlines flights
American AirlinesPriceFrom $527Free CancellationRating
7.1
11,769 reviews
Search American Airlines flights
DeltaPriceFrom $658Free CancellationRating
7.8
8,453 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Key West to Czech Republic. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Czech Republic from Key West on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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 Czech Republic from Key West.

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

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

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