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Cheap flights from Killeen to Barcelona from $823

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Barcelona departing on 4/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 10:10 am
GRK
-
BCN
20h 10m1 stop
American Airlines Logo
10:45 am - 7:41 pm
BCN
-
GRK
15h 56m1 stop
$823American Airlines
Wed, Apr 1 - Wed, Apr 15
American Airlines Logo
11:56 am - 12:15 pm
GRK
-
BCN
17h 19m2 stops
American Airlines Logo
10:45 am - 11:21 pm
BCN
-
GRK
19h 36m2 stops
$828American Airlines
Wed, Apr 1 - Wed, Apr 15
American Airlines Logo
11:57 am - 1:40 pm
GRK
-
BCN
18h 43m2 stops
American Airlines Logo
6:40 am - 6:53 pm
BCN
-
GRK
19h 13m2 stops
$1,310American Airlines
Wed, Dec 31 - Thu, Jan 8
American Airlines Logo
11:57 am - 1:40 pm
GRK
-
BCN
18h 43m2 stops
American Airlines Logo
10:40 am - 10:43 pm
BCN
-
GRK
19h 03m1 stop
$1,836American Airlines
Wed, Dec 31 - Thu, Jan 8

American Airlines flights from Killeen to Barcelona-El Prat Airport

Our best American Airlines deals on Killeen to Barcelona-El Prat Airport flight tickets
American Airlines
Apr 1
GRK7:00 amKilleen Fort Hood Regional
20h 10m
1 stop
BCN10:10 amBarcelona-El Prat
Apr 15
BCN10:45 amBarcelona-El Prat
15h 56m
1 stop
GRK7:41 pmKilleen Fort Hood Regional
$823
Find similar
American Airlines
Apr 1
GRK11:56 amKilleen Fort Hood Regional
17h 19m
2 stops
BCN12:15 pmBarcelona-El Prat
Apr 15
BCN10:45 amBarcelona-El Prat
19h 36m
2 stops
GRK11:21 pmKilleen Fort Hood Regional
$828
Find similar
American Airlines
Dec 31
GRK11:57 amKilleen Fort Hood Regional
18h 43m
2 stops
BCN1:40 pmBarcelona-El Prat
Jan 8
BCN6:40 amBarcelona-El Prat
19h 13m
2 stops
GRK6:53 pmKilleen Fort Hood Regional
$1,310
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Barcelona-El Prat Airport 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 December 18, 2025.
Use the filters below to find and compare flights from Killeen to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KilleenBarcelona

GRK - BCN

GRKBCN

Killeen Fort Hood Regional

Wed 4/1

7:00 am-10:10 am

1 stop20h 10m

Barcelona-El Prat

Wed 4/15

10:45 am-7:41 pm

1 stop15h 56m

$823

KilleenBarcelona

GRK - BCN

GRKBCN

Killeen Fort Hood Regional

Wed 4/1

11:56 am-12:15 pm

2 stops17h 19m

Barcelona-El Prat

Wed 4/15

10:45 am-11:21 pm

2 stops19h 36m

$828

KilleenBarcelona

GRK - BCN

GRKBCN

Killeen Fort Hood Regional

Wed 12/31

11:57 am-1:40 pm

2 stops18h 43m

Barcelona-El Prat

Thu 1/8

6:40 am-6:53 pm

2 stops19h 13m

$1,310

KilleenBarcelona

GRK - BCN

GRKBCN

Killeen Fort Hood Regional

Wed 12/31

11:57 am-1:40 pm

2 stops18h 43m

Barcelona-El Prat

Thu 1/8

10:40 am-10:43 pm

1 stop19h 03m

$1,836

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Barcelona from

How to get the cheapest flight ticket from Killeen to Barcelona-El Prat Airport

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 airlines fly to Barcelona-El Prat Airport?

British Airways, United Airlines and Iberia are the top three most popular airlines that fly to Barcelona-El Prat Airport from Killeen according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Barcelona-El Prat Airport. Keep in mind that there are 9 different airlines that fly to Barcelona-El Prat Airport on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Barcelona-El Prat Airport

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

Cheap Killeen to Barcelona-El Prat Airport (GRK to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Barcelona-El Prat Airport

Fastest flight time

18h 43m

Direct flights

None
The fastest flight from Killeen to Barcelona-El Prat Airport takes 18h 43m
There are no direct flights from Killeen to Barcelona-El Prat Airport. There are no popular flight routes from Killeen to Barcelona-El Prat Airport.
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  • How far is Killeen Fort Hood Regional to Barcelona-El Prat by plane?

    There are 5290.1 mi between Killeen Fort Hood Regional and Barcelona-El Prat. 18h 43m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Barcelona-El Prat Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to Barcelona-El Prat Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Barcelona-El Prat Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Killeen Fort Hood Regional Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat 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.

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
El Prat de Llobregat
Castelldefels
Tarragona
L'Hospitalet de Llobregat
Santa Susanna
Cambrils
Cadaques
Calella
Empuriabrava
Pals
Pineda de Mar
Roses
Badalona
Palafrugell
Tortosa
La Pineda

Why use momondo?

Why should I use momondo to find a flight deal from Killeen to Barcelona?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Barcelona from Killeen.

Can I find flights from Killeen to Barcelona with flexible booking policies on momondo?

Yes. All flights to Barcelona from Killeen on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Killeen to Barcelona?

Once you have performed a search for Killeen to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Barcelona from Killeen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Barcelona-El Prat Airport trip

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