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Keflavik Intl

$435+ Cheap flights from George Bush Intcntl (IAH) to Keflavik Intl (KEF)

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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — KEF
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Keflavik Intl

Cheapest flights from George Bush Intcntl to Keflavik Intl
Explore the most affordable flight options available from George Bush Intcntl to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2026.

This Trip.com deal was found by Cheapflights users on 3/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
IAH
-
KEF
2 stops20h 55m
Multiple Airlines
Tue 5/127:50 pm
KEF
-
IAH
1 stop24h 11m
Multiple Airlines
Deal found 3/20$615
This Trip.com deal was found by Cheapflights users on 3/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/45:45 am
IAH
-
KEF
2 stops19h 30m
Multiple Airlines
Sun 5/105:00 pm
KEF
-
IAH
1 stop27h 01m
Multiple Airlines
Deal found 3/22$617
This Trip.com deal was found by Cheapflights users on 3/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:05 am
IAH
-
KEF
2 stops19h 00m
Multiple Airlines
Fri 5/85:10 pm
KEF
-
IAH
2 stops25h 14m
Multiple Airlines
Deal found 3/22$634
This Trip.com deal was found by Cheapflights users on 3/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
IAH
-
KEF
2 stops18h 15m
Multiple Airlines
Wed 5/137:50 pm
KEF
-
IAH
1 stop24h 11m
Multiple Airlines
Deal found 3/23$640
This oojo deal was found by Cheapflights users on 3/20. 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.
Sun 6/711:50 am
IAH
-
KEF
1 stop13h 30m
Icelandair
Sun 6/147:50 pm
KEF
-
IAH
1 stop20h 09m
Icelandair
Deal found 3/20$655
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:00 am
IAH
-
KEF
1 stop18h 25m
Multiple Airlines
Fri 5/15:00 pm
KEF
-
IAH
1 stop11h 44m
Multiple Airlines
Deal found 3/23$657
This oojo deal was found by Cheapflights users on 3/20. 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.
Sat 5/3011:50 am
IAH
-
KEF
1 stop16h 05m
Icelandair
Sat 6/67:50 pm
KEF
-
IAH
1 stop20h 09m
Icelandair
Deal found 3/20$668
This Kiwi.com deal was found by Cheapflights users on 3/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/75:45 am
IAH
-
KEF
2 stops19h 30m
Multiple Airlines
Thu 5/145:00 pm
KEF
-
IAH
1 stop11h 59m
Multiple Airlines
Deal found 3/20$674
This oojo deal was found by Cheapflights users on 3/22. 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 9/111:50 am
IAH
-
KEF
1 stop16h 05m
Icelandair
Sat 9/127:50 pm
KEF
-
IAH
1 stop20h 09m
Icelandair
Deal found 3/22$679

Find flight deals from George Bush Intcntl to Keflavik Intl

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Keflavik Intl (KEF). 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 March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$615
(Trip.com)

One-way from

$435
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$765
Provider with most accurate pricing for Houston George Bush Intcntl-Reykjavik Keflavik Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Reykjavik Keflavik Intl flights.
Search Deals
From Houston George Bush Intcntl to Reykjavik Keflavik Intl
Search Deals
One-way flight from Houston George Bush Intcntl to Reykjavik Keflavik Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Keflavik Intl 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 March 25, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Fri 8/21

11:50 am-6:20 am

1 stop13h 30m

Reykjavik Keflavik Intl

Mon 8/31

7:50 pm-4:48 pm

1 stop25h 58m

$721

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Tue 9/8

1:15 pm-9:30 am

2 stops15h 15m

Reykjavik Keflavik Intl

Thu 9/17

11:25 am-11:51 pm

2 stops17h 26m

$995

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Wed 8/19

10:57 am-7:55 am

2 stops15h 58m

Reykjavik Keflavik Intl

Sat 8/29

9:15 am-7:38 pm

1 stop15h 23m

$1,006

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Tue 5/26

11:56 am-6:20 am

1 stop13h 24m

Reykjavik Keflavik Intl

Sat 5/30

7:50 pm-11:06 am

1 stop20h 16m

$1,007
Quickest round-trip

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Wed 5/20

11:34 am-7:00 am

1 stop14h 26m

Reykjavik Keflavik Intl

Sat 5/30

8:45 am-5:31 pm

2 stops13h 46m

$1,039

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Thu 5/21

5:20 am-7:00 am

1 stop20h 40m

Reykjavik Keflavik Intl

Sun 5/31

8:45 am-6:27 pm

1 stop14h 42m

$1,043

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Sun 9/6

1:15 pm-9:30 am

2 stops15h 15m

Reykjavik Keflavik Intl

Sun 9/20

11:25 am-11:51 pm

2 stops17h 26m

$1,064

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Fri 8/14

12:15 pm-7:55 am

2 stops14h 40m

Reykjavik Keflavik Intl

Sat 8/22

9:15 am-7:38 pm

1 stop15h 23m

$1,080
Cheapest one-way
Quickest one-way

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Fri 6/19

11:50 am-8:55 am

1 stop16h 05m

$460

HoustonReykjavik

IAH - KEF

IAHKEF

Houston George Bush Intcntl

Wed 4/22

6:44 pm-7:50 am

3 stops56h 06m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from George Bush Intcntl to Keflavik Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Keflavik Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Reykjavik Keflavik Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Reykjavik Keflavik Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Reykjavik Keflavik Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Reykjavik Keflavik Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Reykjavik Keflavik Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from George Bush Intcntl to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from George Bush Intcntl 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.

Reviews of airlines servicing Keflavik Intl

Get insights into the airlines that provide service to Keflavik Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Keflavik Intl. Reviews last updated March 25, 2026.
See what other customers who have flown with Delta and United Airlines from Houston George Bush Intcntl Airport to Reykjavik Keflavik Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,327 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,327 reviews
Delta
7.9
Good
8,327 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,477 reviews
Delta
7.9
Good
8,327 reviews

Food

7.2

Entertainment

7.8

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Reykjavik Keflavik Intl Airport round-trip?

    Flying on Delta is currently your cheapest option to Reykjavik Keflavik Intl Airport, with prices starting at $578. Another option worth looking into is United Airlines, starting at $675 round trip. These flights start at 38% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from George Bush Intcntl to Keflavik Intl?

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

  • Can I find deals for business class flights from George Bush Intcntl to Keflavik Intl?

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

See more FAQs

Traveling to a place near Reykjavik Keflavik Intl Airport?

Book flights to Reykjavik Keflavik Intl Airport if you plan to visit one of these locations
Keflavik
Hveragerdi

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Top 2 airlines flying from George Bush Intcntl to Keflavik Intl

Discover the top 2 airlines that operate flights from George Bush Intcntl to Keflavik Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$578Average$979FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$675Average$976FlexibilityNo cancel feeOn-time69%

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