Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Killeen to Buenos Aires from $868

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Buenos Aires departing on 6/8. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Killeen to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
12:11 pm - 11:05 am
GRK
-
EZE
20h 54m
2 stops
American Airlines Logo
10:20 pm - 7:21 pm
EZE
-
GRK
23h 01m
2 stops
$1,411American Airlines
Sun, Aug 9 - Sun, Aug 16
American Airlines Logo
10:28 am - 11:05 am
GRK
-
EZE
22h 37m
2 stops
American Airlines Logo
8:50 pm - 4:01 pm
EZE
-
GRK
21h 11m
2 stops
$1,461American Airlines
Mon, Aug 10 - Sun, Aug 16

American Airlines flights from Killeen to Buenos Aires

Our best American Airlines deals on Killeen to Buenos Aires flight tickets
American Airlines
Aug 9
GRK12:11 pmKilleen Fort Hood Regional
20h 54m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
Aug 16
EZE10:20 pmBuenos Aires Ministro Pistarini
23h 01m
2 stops
GRK7:21 pmKilleen Fort Hood Regional
$1,411
American Airlines
Aug 10
GRK10:28 amKilleen Fort Hood Regional
22h 37m
2 stops
EZE11:05 amBuenos Aires Ministro Pistarini
Aug 16
EZE8:50 pmBuenos Aires Ministro Pistarini
21h 11m
2 stops
GRK4:01 pmKilleen Fort Hood Regional
$1,461

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Buenos Aires 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 March 12, 2026.
Use the filters below to find and compare flights from Killeen to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Sun 8/9

12:11 pm-11:05 am

2 stops20h 54m

Buenos Aires Ministro Pistarini

Sun 8/16

10:20 pm-7:21 pm

2 stops23h 01m

$1,411
Quickest round-trip

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Mon 8/10

10:28 am-11:05 am

2 stops22h 37m

Buenos Aires Ministro Pistarini

Sun 8/16

8:50 pm-4:01 pm

2 stops21h 11m

$1,461
Cheapest one-way

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Mon 6/8

6:44 am-7:05 am

1 stop22h 21m

$868

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Tue 6/9

7:21 pm-7:05 am

1 stop33h 44m

$881

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Sun 6/7

12:54 pm-7:05 am

2 stops40h 11m

$898
Quickest one-way

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Sun 6/7

12:54 pm-7:05 am

1 stop16h 11m

$903

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Thu 6/11

12:54 pm-8:05 pm

2 stops29h 11m

$909

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Wed 6/10

12:54 pm-7:05 am

2 stops16h 11m

$953

KilleenBuenos Aires

GRK - EZE

GRKEZE

Killeen Fort Hood Regional

Thu 6/11

7:21 pm-7:05 am

1 stop33h 44m

$966

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Killeen to Buenos Aires

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 airline that flies from Killeen Fort Hood Regional to Buenos Aires?

American Airlines is the most popular carrier operating from Killeen Fort Hood Regional to Buenos Aires

What airlines fly to Buenos Aires?

United Airlines, Delta and LATAM Airlines are the top three most popular airlines that fly to Buenos Aires from Killeen according to our data. United Airlines is the first choice among our users, with 52% of people opting to fly with this airline when traveling to Buenos Aires. Keep in mind that there are 5 different airlines that fly to Buenos Aires on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Buenos Aires

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

Cheap Killeen to Buenos Aires (GRK to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Buenos Aires

Fastest flight time

18h 47m

Direct flights

None
The fastest flight from Killeen to Buenos Aires takes 18h 47m
There are no direct flights from Killeen to Buenos Aires. There are no popular flight routes from Killeen to Buenos Aires.
Search flight deals

  • How far is Killeen Fort Hood Regional to Buenos Aires by plane?

    There are 5209.2 mi between Killeen Fort Hood Regional and Buenos Aires. In terms of flight time, this usually takes a little over 18h 47m.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Buenos Aires?

    Prices for flights from Killeen Fort Hood Regional Airport to Buenos Aires are refreshed on a daily basis.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Buenos Aires?

    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 Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Killeen to Buenos Aires. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Buenos Aires from Killeen which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Killeen to Buenos Aires?

Once all potential Killeen to Buenos Aires flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

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

An easier way to manage your Buenos Aires trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 4/11
Sat 4/18
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport