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$402+ Cheap flights from Keflavik Intl (KEF) to Austin (AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
KEF — AUS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Keflavik Intl to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Keflavik Intl (KEF) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$1,144
(American Airlines)

One-way from

$402
(Kiwi.com)
From Reykjavik Keflavik Intl to Austin Bergstrom
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One-way flight from Reykjavik Keflavik Intl to Austin Bergstrom
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Find flight deals from Keflavik Intl to Austin

Cheapest flights from Keflavik Intl to Austin
Explore the most affordable flight options available from Keflavik Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:10 pmKEF - AUS
1 stop20h 38mIcelandair
Wed 10/2212:39 pmAUS - KEF
1 stop12h 26mIcelandair
Deal found 9/14$990
This Icelandair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/247:35 pmKEF - AUS
2 stops20h 55mMultiple Airlines
Wed 10/221:05 pmAUS - KEF
1 stop11h 55mMultiple Airlines
Deal found 9/14$1,101
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/248:45 amKEF - AUS
2 stops13h 30mDelta
Wed 10/2210:59 amAUS - KEF
2 stops17h 31mDelta
Deal found 9/14$1,247
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/231:15 amKEF - AUS
2 stops24h 35mLufthansa
Wed 10/221:00 pmAUS - KEF
2 stops30h 10mLufthansa
Deal found 9/14$1,387

Cheapflights Fare Finder

 
Customize your flight search to find flights from Keflavik Intl to Austin 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Reykjavik Keflavik Intl Airport to Austin that are best for you.

Fly from

Keflavik Intl

Fly to

Austin

Route

Depart

Return

Price

ReykjavikAustin

KEF - AUS

KEFAUS

Reykjavik Keflavik Intl

Wed 2/4

11:50 am-4:50 pm

1 stop35h 00m

Austin Bergstrom

Sun 2/8

6:55 pm-10:55 am

1 stop34h 00m

$1,144

ReykjavikAustin

KEF - AUS

KEFAUS

Reykjavik Keflavik Intl

Fri 10/10

3:05 pm-8:11 pm

2 stops34h 06m

$402

ReykjavikAustin

KEF - AUS

KEFAUS

Reykjavik Keflavik Intl

Thu 10/9

1:15 am-6:54 pm

2 stops22h 39m

$972

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Keflavik Intl to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Keflavik Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Austin from Reykjavik Keflavik Intl?

    For a flight from Reykjavik Keflavik Intl to Austin, you will be flying into Austin Bergstrom. Austin Bergstrom (AUS) is just 7.5 mi from the center of the city. Austin Bergstrom is the only Austin airport and it handles 0 inbound flights from Reykjavik Keflavik Intl per day. 0 airlines have flights to Austin Bergstrom from Reykjavik Keflavik Intl on a regular basis.

  • How long is the flight from Reykjavik Keflavik Intl Airport to Austin?

    For as low as $1,144, American Airlines can have you in Austin from Reykjavik Keflavik Intl Airport in 35h. Airlines will cover a distance of 3912 mi.

  • Can I find deals for flights from Keflavik Intl to Austin that include hotel bookings?

    Yes. In addition to deals on Keflavik Intl to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Keflavik Intl to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Keflavik Intl to Austin.

  • Can I find deals for business class flights from Keflavik Intl to Austin?

    Yes. Cheapflights offers flight deals from Keflavik Intl to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Reykjavik Keflavik Intl Airport to Austin?

    Currently, August is the cheapest month in which you can book a flight from Reykjavik Keflavik Intl Airport to Austin (average of $285). Flying from Reykjavik Keflavik Intl Airport to Austin in March is currently the most expensive (average of $362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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