$159 Cheap Flights from Killeen (GRK) to Tulsa (TUL)

View $159 flight on Thu, Jan 15, 2026Opens in a new window

Popular airlines from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Tulsa

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Cheap Flights from Killeen to Tulsa (GRK-TUL)

Prices were available within the past 7 days and start at $159 for one-way flights and $317 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 16 - Sun, Feb 1
GRK
Killeen
TUL
Tulsa
$317 Roundtrip, found 5 days ago
$317
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Jan 16 from Killeen to Tulsa, returning Sun, Feb 1, priced at $317 found 5 days ago
American Airlines
Fri, Jan 9 - Sat, Jan 24
GRK
Killeen
TUL
Tulsa
$327 Roundtrip, found 5 days ago
$327
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Jan 9 from Killeen to Tulsa, returning Sat, Jan 24, priced at $327 found 5 days ago
American Airlines
Wed, Dec 31 - Mon, Jan 12
GRK
Killeen
TUL
Tulsa
$380 Roundtrip, found 5 days ago
$380
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 31 from Killeen to Tulsa, returning Mon, Jan 12, priced at $380 found 5 days ago
American Airlines
Fri, Dec 26 - Mon, Jan 12
GRK
Killeen
TUL
Tulsa
$382 Roundtrip, found 5 days ago
$382
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 26 from Killeen to Tulsa, returning Mon, Jan 12, priced at $382 found 5 days ago
American Airlines
Fri, Jan 16 - Fri, Feb 6
GRK
Killeen
TUL
Tulsa
$383 Roundtrip, found 5 days ago
$383
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Jan 16 from Killeen to Tulsa, returning Fri, Feb 6, priced at $383 found 5 days ago
American Airlines
Wed, Dec 31 - Sat, Jan 10
GRK
Killeen
TUL
Tulsa
$390 Roundtrip, found 5 days ago
$390
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Dec 31 from Killeen to Tulsa, returning Sat, Jan 10, priced at $390 found 5 days ago
American Airlines
Fri, Dec 26 - Sat, Jan 10
GRK
Killeen
TUL
Tulsa
$392 Roundtrip, found 5 days ago
$392
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 26 from Killeen to Tulsa, returning Sat, Jan 10, priced at $392 found 5 days ago
American Airlines
Tue, Dec 23 - Wed, Jan 7
GRK
Killeen
TUL
Tulsa
$401 Roundtrip, found 5 days ago
$401
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Dec 23 from Killeen to Tulsa, returning Wed, Jan 7, priced at $401 found 5 days ago
American Airlines
Mon, Jan 19 - Sun, Feb 1
GRK
Killeen
TUL
Tulsa
$403 Roundtrip, found 5 days ago
$403
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Jan 19 from Killeen to Tulsa, returning Sun, Feb 1, priced at $403 found 5 days ago
American Airlines
Thu, Jan 8 - Sun, Jan 18
GRK
Killeen
TUL
Tulsa
$413 Roundtrip, found 5 days ago
$413
Roundtrip
found 5 days ago
Select American Airlines flight, departing Thu, Jan 8 from Killeen to Tulsa, returning Sun, Jan 18, priced at $413 found 5 days ago

Frequently asked questions

How much does a flight from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL) cost?
Get a cheap one-way flight from $159 or cheap return flight from $317 from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
January is the cheapest month to fly from GRK to TUL. Avoiding peak travel times is often the key to scoring lower fares.
Which airlines fly direct from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
You can't fly nonstop from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Tulsa Intl. Airport (TUL). However, you can easily reach Tulsa without any layovers by departing from Austin-Bergstrom Intl. Airport (AUS).
What is the cheapest airline that flies from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from GRK to TUL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
Direct flights from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRK to TUL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
To avoid possible delays on the Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL) route, fly before 3 PM. Departures after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL) last-minute?
Booking your ticket from GRK to TUL shortly before your getaway is generally more expensive. However, if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a GRK to TUL flight and hotel package?
You can save money by booking a GRK to TUL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Killeen-Fort Hood Regional Airport (GRK) to Tulsa Intl. Airport (TUL)?
Usually, it's possible to cancel or reschedule your GRK to TUL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Killeen-Fort Hood Regional
Destination airport
Tulsa Intl.
Airlines serving
American Airlines
Roundtrip price
$316
Distance
371 mi

Book with confidence

Killeen to Tulsa Flights

The cheapest times to fly from Killeen to Tulsa

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Killeen to Tulsa are during the month of January. You can find some of the cheapest flights from Killeen to Tulsa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Killeen to Tulsa

Sunday is one of the best days to book for cheap flights from Killeen to Tulsa: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Killeen to Tulsa

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Killeen to Tulsa in 2026. You can also book with separate airlines for your outbound and return journeys, from $159 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Killeen to Tulsa flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Killeen to Tulsa airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Killeen to Tulsa Flights

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*Available to One Key members.