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Cheap flights from St. Louis (STL) to Reykjavik from $636

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/25. 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.
STL — REK
May 8 — May 151
From?
To?
Wed 5/8
Wed 5/15
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Reykjavik?

Find a great deal and save up to 39% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Reykjavik within the next two weeks, with the cheapest ticket starting at $1,033.

What is the cheapest month to fly from St. Louis to Reykjavik?

The best pricing can be found in the month of November. Prices to Reykjavik from St. Louis average $1,095. You can even find prices in November for less than $1,095, as users have found deals to Reykjavik from as low as $319. The month of March appears to be one of the more expensive times to travel to Reykjavik from St. Louis. Flying in the targeted month can save you up to 27%.

When is the cheapest time to fly from St. Louis to Reykjavik (STL - KEF)?

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

Cheap Delta flights from St. Louis to Reykjavik

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Reykjavik. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a look at some of the lowest-priced Delta flights heading from St. Louis to Reykjavik. Deals update often to give you more flight options matching your criteria
Mon 10/146:45 amSTL - KEF
1 stop18h 35mDelta
Mon 10/218:50 amKEF - STL
1 stop16h 41mDelta
Deal found 5/3$640
Mon 10/1411:51 amSTL - KEF
2 stops16h 39mDelta
Mon 10/218:50 amKEF - STL
2 stops29h 01mDelta
Deal found 5/3$645
Fri 6/76:06 amSTL - KEF
1 stop19h 54mDelta
Tue 6/188:50 amKEF - STL
1 stop16h 47mDelta
Deal found 5/3$947
Fri 6/76:06 amSTL - KEF
1 stop19h 54mDelta
Tue 6/1811:25 amKEF - STL
2 stops14h 12mDelta
Deal found 5/3$951

Cheap Air Canada flights from St. Louis to Reykjavik

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Reykjavik. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a gander at the lowest prices we've found on Air Canada flights from St. Louis to Reykjavik. Check back soon if you're not seeing flights that suit your needs.
Sun 8/2512:00 pmSTL - KEF
1 stop15h 35mAir Canada
Sun 9/110:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$642
Sun 8/2512:00 pmSTL - KEF
2 stops15h 35mAir Canada
Sun 9/110:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$648
Sat 9/144:05 pmSTL - KEF
1 stop11h 30mAir Canada
Sat 9/2110:00 amKEF - STL
2 stops34h 20mAir Canada
Deal found 5/3$719
Sat 9/1411:10 amSTL - KEF
2 stops16h 25mAir Canada
Sat 9/2110:00 amKEF - STL
2 stops34h 20mAir Canada
Deal found 5/3$724
Mon 7/84:05 pmSTL - KEF
1 stop11h 30mAir Canada
Mon 7/1510:00 amKEF - STL
2 stops15h 01mAir Canada
Deal found 5/3$793
Sat 9/144:05 pmSTL - KEF
1 stop11h 30mAir Canada
Sat 9/2110:00 amKEF - STL
1 stop10h 20mAir Canada
Deal found 5/3$820
Sat 6/85:31 pmSTL - KEF
2 stops34h 04mAir Canada
Sun 6/1610:00 amKEF - STL
2 stops34h 41mAir Canada
Deal found 5/3$946
Tue 7/912:00 pmSTL - KEF
1 stop15h 35mAir Canada
Mon 7/1510:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$948
Wed 7/104:05 pmSTL - KEF
1 stop11h 30mAir Canada
Mon 7/1510:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$954

Cheap St. Louis to Reykjavik flights in May & June 2024

Find cheap flight options from St. Louis to Reykjavik specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 3, 2024.
Scroll through some of the best deals on flights from St. Louis to Reykjavik in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 5/319:50 amSTL - KEF
1 stop17h 45mAir Canada
Fri 6/710:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$768
Fri 5/319:50 amSTL - KEF
1 stop17h 45mAir Canada
Fri 6/710:00 amKEF - STL
2 stops34h 41mAir Canada
Deal found 5/3$777
Fri 5/318:05 amSTL - KEF
2 stops17h 55mMultiple Airlines
Fri 6/710:00 amKEF - STL
2 stops16h 05mMultiple Airlines
Deal found 5/3$856
Sun 6/165:22 pmSTL - KEF
2 stops30h 23mMultiple Airlines
Thu 6/203:05 pmKEF - STL
2 stops28h 11mMultiple Airlines
Deal found 5/3$866
Fri 5/174:05 pmSTL - KEF
2 stops59h 10mMultiple Airlines
Fri 5/244:45 pmKEF - STL
1 stop32h 45mMultiple Airlines
Deal found 5/3$878
Sun 6/165:22 pmSTL - KEF
2 stops30h 23mMultiple Airlines
Thu 6/209:35 amKEF - STL
3 stops33h 41mMultiple Airlines
Deal found 5/3$918
Sun 6/26:30 amSTL - KEF
1 stop21h 00mMultiple Airlines
Sun 6/910:00 amKEF - STL
2 stops34h 21mMultiple Airlines
Deal found 5/3$926
Sun 6/24:45 pmSTL - KEF
2 stops11h 35mMultiple Airlines
Sun 6/97:35 pmKEF - STL
2 stops21h 30mMultiple Airlines
Deal found 5/3$937
Sat 6/85:31 pmSTL - KEF
2 stops34h 04mAir Canada
Sun 6/1610:00 amKEF - STL
2 stops34h 41mAir Canada
Deal found 5/3$946

St. Louis to Reykjavik 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Reykjavik in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Scroll through some of the best deals on flights from St. Louis to Reykjavik in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 9/256:02 amSTL - KEF
1 stop19h 58mMultiple Airlines
Fri 10/410:00 amKEF - STL
2 stops40h 05mMultiple Airlines
Deal found 5/2$636
Mon 10/146:45 amSTL - KEF
1 stop18h 35mDelta
Mon 10/218:50 amKEF - STL
1 stop16h 41mDelta
Deal found 5/3$640
Sun 8/2512:00 pmSTL - KEF
1 stop15h 35mAir Canada
Sun 9/110:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$642
Mon 10/1411:51 amSTL - KEF
2 stops16h 39mDelta
Mon 10/218:50 amKEF - STL
2 stops29h 01mDelta
Deal found 5/3$645
Sun 8/2512:00 pmSTL - KEF
2 stops15h 35mAir Canada
Sun 9/110:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/3$648
Sun 8/2511:51 amSTL - KEF
2 stops16h 39mKLM
Sun 9/111:25 amKEF - STL
2 stops12h 49mKLM
Deal found 5/3$655
Mon 10/146:30 amSTL - KEF
2 stops19h 30mUnited Airlines
Mon 10/2111:00 amKEF - STL
2 stops28h 07mUnited Airlines
Deal found 5/2$657
Mon 10/1410:10 amSTL - KEF
2 stops32h 10mMultiple Airlines
Sun 10/2012:25 amKEF - STL
2 stops43h 55mMultiple Airlines
Deal found 5/3$685
Wed 9/2511:10 amSTL - KEF
2 stops14h 50mMultiple Airlines
Fri 10/410:00 amKEF - STL
2 stops40h 05mMultiple Airlines
Deal found 5/2$691

St. Louis to Reykjavik flights leaving soon

Find last-minute flight options from St. Louis to Reykjavik for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Have a look at some of the last-minute flights available departing from St. Louis to Reykjavik. Tip: verify your flight details before completing your reservation.
Fri 5/109:59 amSTL - KEF
2 stops18h 31mKLM
Fri 5/1711:25 amKEF - STL
2 stops17h 15mKLM
Deal found 5/3$1,076
Fri 5/1011:00 amSTL - KEF
2 stops31h 20mMultiple Airlines
Thu 5/1612:10 amKEF - STL
2 stops24h 51mMultiple Airlines
Deal found 5/3$1,108
Fri 5/103:25 pmSTL - KEF
1 stop16h 30mMultiple Airlines
Thu 5/1612:10 amKEF - STL
2 stops24h 51mMultiple Airlines
Deal found 5/3$1,117
Fri 5/103:25 pmSTL - KEF
1 stop16h 30mMultiple Airlines
Fri 5/177:45 pmKEF - STL
1 stop22h 51mMultiple Airlines
Deal found 5/3$1,307
Fri 5/101:00 pmSTL - KEF
2 stops18h 55mMultiple Airlines
Fri 5/175:00 pmKEF - STL
3 stops28h 25mMultiple Airlines
Deal found 5/3$1,750

Find flights from St. Louis to Reykjavik within your budget

Customize your flight search to find flights from St. Louis to Reykjavik 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 2,864,334 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$636 - $1,212

Route

Depart

Return

Price

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Wed 9/25

1 stop19h 58m

Reykjavik Keflavik Intl

Fri 10/4

2 stops40h 05m

$636

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Mon 10/14

1 stop18h 35m

Reykjavik Keflavik Intl

Mon 10/21

1 stop16h 41m

$640

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Sun 8/25

1 stop15h 35m

Reykjavik Keflavik Intl

Sun 9/1

1 stop10h 21m

$642

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Mon 10/14

2 stops16h 39m

Reykjavik Keflavik Intl

Mon 10/21

2 stops29h 01m

$645

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Sun 8/25

2 stops15h 35m

Reykjavik Keflavik Intl

Sun 9/1

1 stop10h 21m

$648

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Sun 8/25

2 stops16h 39m

Reykjavik Keflavik Intl

Sun 9/1

2 stops12h 49m

$655

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Mon 10/14

2 stops19h 30m

Reykjavik Keflavik Intl

Mon 10/21

2 stops28h 07m

$657

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Sat 8/24

2 stops37h 10m

Reykjavik Keflavik Intl

Thu 8/29

2 stops32h 23m

$923

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Thu 6/20

1 stop13h 55m

Reykjavik Keflavik Intl

Mon 6/24

1 stop13h 30m

$1,212

Flights are sorted by cheapest first

Deals found on 5/2

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

Reviews of airlines servicing Reykjavik

Get insights into the airlines that provide service to Reykjavik. 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 Reykjavik. Reviews last updated May 3, 2024.
See what other customers who have flown with Delta, Air Canada and KLM from St. Louis to Reykjavik have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,848 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

KLM
7.9
Good
1,604 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Finnair
7.8
Good
1,379 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Air France
7.6
Good
1,790 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.6
Good
2,965 reviews
Delta
8.1
Very good
10,848 reviews
Check prices

Crew

8.6

Comfort

7.9

Entertainment

8.0

Food

7.4

Overall

8.1

Boarding

8.2

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Reykjavik. You should not have trouble finding flights to Reykjavik from Lambert-St Louis; the airport handles an average of 0 outbound flights to Reykjavik per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the St. Louis airport to Reykjavik. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to Reykjavik for under $700 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Reykjavik for under $700. The cheapest flight booked recently is on Multiple Airlines for just $636, but on average you can expect to pay $728.

  • Are there last-minute flights available from St. Louis to Reykjavik for under $1,100?

    There are currently 5+ open flights from St. Louis to Reykjavik within the next 7 days for less than $1,100.

  • What are the most popular airlines that fly from St. Louis to Reykjavik?

    Consider Air Canada, British Airways or Delta when booking your flight. These represent the most popular airlines when flying from St. Louis to Reykjavik.

  • What does STL to KEF mean?

    Great question - STL to KEF just means Lambert-St Louis Airport to Reykjavik Keflavik Intl Airport. Now you’ll know what these unique codes when you look for flights! Reykjavik Domestic Airport (RKV) are other airports near this flight route and their unique identifiers/IATA codes.

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

    The amount of baggage you can bring on your St. Louis to Reykjavik 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 St. Louis to Reykjavik with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Reykjavik 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 St. Louis to Reykjavik that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Reykjavik 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 St. Louis to Reykjavik that allow pets onboard?

    Many airlines flying from St. Louis to Reykjavik 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 St. Louis to Reykjavik?

    Yes, you can often find last-minute deals on St. Louis to Reykjavik 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 St. Louis to Reykjavik flight deals updated?

    The St. Louis to Reykjavik flight deals you see on this page were last updated on 5/3.

See more FAQs

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Alternative routes for St. Louis to Reykjavik
See prices for flight routes from nearby airports that may be better suited for you.

St. Louis to Keflavik Intl flights
Kansas City to Keflavik Intl flights
Springfield to Keflavik Intl flights

Top 4 airlines flying from St. Louis to Reykjavik

Discover the top 4 airlines that operate flights from St. Louis to Reykjavik. 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 2,864,334 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$690Average$1,058FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest$695Average$757FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$724Average$1,012FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$813Average$1,202FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Search flights from St. Louis to Reykjavik by cabin class

Find flights from St. Louis to Reykjavik, based on your preferred cabin class, be it economy, premium economy, business, or first 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 St. Louis to Reykjavik?

Cheapflights makes it easy to find St. Louis to Reykjavik flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Reykjavik for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Reykjavik from St. Louis 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 St. Louis to Reykjavik become cheaper?

Yes, Cheapflights offers price alerts on St. Louis to Reykjavik flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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