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Cheap flights from Keflavik Intl (KEF) to St. Louis (STL) from $747

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 7/14. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
KEF — STL
May 12 — May 191
From?
To?
Sun 5/12
Sun 5/19
1 adult, Economy
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When is the cheapest time to fly from Reykjavik Keflavik Intl Airport to St. Louis (KEF - STL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Reykjavik Keflavik Intl Airport to St. Louis as you normally would.

Keflavik Intl to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Keflavik Intl and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Thu 9/511:25 amKEF - STL
2 stops38h 52mVirgin Atlantic
Mon 9/910:00 amSTL - KEF
2 stops18h 30mVirgin Atlantic
Deal found 5/6$761
Thu 9/511:25 amKEF - STL
2 stops14h 52mDelta
Mon 9/96:45 amSTL - KEF
1 stop18h 35mDelta
Deal found 5/5$791
Thu 9/511:25 amKEF - STL
2 stops14h 52mDelta
Mon 9/910:10 amSTL - KEF
1 stop15h 10mDelta
Deal found 5/6$834
Thu 9/512:00 pmKEF - STL
1 stop12h 47mUnited Airlines
Mon 9/95:20 pmSTL - KEF
1 stop10h 10mUnited Airlines
Deal found 5/5$964

One-way flights to St. Louis from Keflavik Intl

Search for one-way flight options from Keflavik Intl to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 7, 2024.
Sun 7/149:30 amKEF - STL
1 stop12h 34mAir France
Deal found 5/6$747
Sun 7/1410:25 amKEF - STL
2 stops27h 47mAmerican Airlines
Deal found 5/6$754
Sat 7/131:05 amKEF - STL
2 stops24h 44mMultiple Airlines
Deal found 5/6$811
Sat 7/1312:25 amKEF - STL
1 stop18h 05mLufthansa
Deal found 5/6$1,844
Sun 7/1410:25 amKEF - STL
3 stops29h 05mAmerican Airlines
Deal found 5/6$1,994

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated May 7, 2024.
Air France
7.5
Good
1,779 reviews
Check prices

Comfort

7.4

Entertainment

7.1

Food

7.2

Boarding

7.5

Overall

7.5

Crew

8.2

Reviews

1 / 10

Overall, it was a pleasant experience. The flight was very comfortable.

Air France
7.5
Good
1,779 reviews
Air France
7.5
Good
1,779 reviews
Check prices

Comfort

7.4

Entertainment

7.1

Food

7.2

Boarding

7.5

Overall

7.5

Crew

8.2

Reviews

1 / 10

Overall, it was a pleasant experience. The flight was very comfortable.

American Airlines
7.3
Good
14,686 reviews
Air France
7.5
Good
1,779 reviews
Check prices

Comfort

7.4

Entertainment

7.1

Food

7.2

Boarding

7.5

Overall

7.5

Crew

8.2

Reviews

1 / 10

Overall, it was a pleasant experience. The flight was very comfortable.

Lufthansa
7.0
Good
7,703 reviews
Air France
7.5
Good
1,779 reviews
Check prices

Comfort

7.4

Entertainment

7.1

Food

7.2

Boarding

7.5

Overall

7.5

Crew

8.2

Reviews

1 / 10

Overall, it was a pleasant experience. The flight was very comfortable.

Related info for your journey

Find useful and relevant information for your journey from Keflavik Intl to St. Louis. 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 St. Louis from Reykjavik Keflavik Intl?

    If you book a flight to St. Louis from Reykjavik Keflavik Intl, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Reykjavik Keflavik Intl to Lambert-St Louis per day from 0 different airlines.

  • What are the cheapest airlines to fly from Reykjavik Keflavik Intl Airport to St. Louis one-way?

    For one-way options, check prices for Air France. According to our data, you can fly for as low as $747. Users have also found prices from $754 and $1,844 on American Airlines and Lufthansa, respectively.

  • What does KEF to STL mean?

    Reykjavik Keflavik Intl Airport is KEF and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Keflavik Intl to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Keflavik Intl to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Keflavik Intl to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Keflavik Intl to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Keflavik Intl to St. Louis?

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

  • Can I find deals for business class flights from Keflavik Intl to St. Louis?

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

  • Can I find deals for flights from Keflavik Intl to St. Louis that allow pets onboard?

    Many airlines flying from Keflavik Intl to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Keflavik Intl to St. Louis?

    Yes, you can often find last-minute deals on Keflavik Intl to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Reykjavik Keflavik Intl Airport to St. Louis flight deals updated?

    The Reykjavik Keflavik Intl Airport to St. Louis flight deals you see on this page were last updated on 5/6.

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See prices for flight routes from nearby airports that may be better suited for you.

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Search flights from Keflavik Intl to St. Louis by cabin class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Keflavik Intl to St. Louis?

Deals for Keflavik Intl to St. Louis flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Keflavik Intl to St. Louis?

Cheapflights simply makes it quick and affordable to book flights from Keflavik Intl to St. Louis by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Keflavik Intl to St. Louis with no change fees?

Certainly. Search results for flights to St. Louis from Keflavik Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Keflavik Intl to St. Louis become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to St. Louis from Keflavik Intl today and book when prices fit your budget.

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