HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from St. Louis (STL) to Iceland from $590

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 9/29. 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 — KEF
May 9 — May 161
From?
To?
Thu 5/9
Thu 5/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

How far in advance should I book a flight from St. Louis to Iceland?

To save up to 38% on this flight, we recommend booking at least 42 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from St. Louis to Iceland from $1,053 1-2 weeks out and tickets from $1,054 for flights departing within the next 72 hours.

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

The best pricing can be found in the month of February. Prices to Iceland from St. Louis average $1,090. You can even find prices in February for less than $1,090, as users have found deals to Iceland from as low as $784. The month of November appears to be one of the more expensive times to travel to Iceland from St. Louis. Flying in the targeted month can save you up to 49%.

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

When flying from St. Louis to Iceland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from St. Louis to Iceland

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Iceland. 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 2,795,183 searches. Data last updated May 4, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from St. Louis to Iceland. Come back soon if you're not finding the exact deal you're looking for.
Mon 10/146:45 amSTL - KEF
1 stop18h 35mDelta
Mon 10/218:50 amKEF - STL
1 stop16h 41mDelta
Deal found 5/3$640
Mon 10/146:00 amSTL - KEF
2 stops22h 30mDelta
Mon 10/218:50 amKEF - STL
1 stop16h 41mDelta
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
Wed 10/210:00 amSTL - KEF
2 stops18h 30mDelta
Wed 10/98:50 amKEF - STL
2 stops19h 45mDelta
Deal found 5/4$951

Cheap Air Canada flights from St. Louis to Iceland

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Iceland. 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 2,795,183 searches. Data last updated May 4, 2024.
Some of the lowest-priced Air Canada flights we've found at this time heading from St. Louis to Iceland. Deals frequently update to provide users with more options.
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
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
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
Tue 9/1710:10 amSTL - KEF
2 stops17h 25mAir Canada
Thu 9/2610:00 amKEF - STL
2 stops34h 20mAir Canada
Deal found 5/3$814
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

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

Find cheap flight options from St. Louis to Iceland specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Prices were last updated on May 4, 2024.
These are some of the most attractive deals on flights from St. Louis to Iceland in 2024. Check back in a little while for more flight 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
Mon 6/174:05 pmSTL - KEF
1 stop11h 30mAir Canada
Mon 6/2410:00 amKEF - STL
1 stop16h 05mAir Canada
Deal found 5/4$932
Fri 6/711:00 amSTL - KEF
1 stop16h 35mAir Canada
Tue 6/1810:00 amKEF - STL
2 stops34h 41mAir Canada
Deal found 5/4$936

St. Louis to Iceland 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Iceland in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,795,183 searches. Data last updated May 4, 2024.
These are some of the most attractive deals on flights from St. Louis to Iceland in 2024. Check back in a little while for more flight options.
Sun 9/293:40 pmSTL - KEF
1 stop12h 50mDelta
Wed 10/911:25 amKEF - STL
1 stop14h 25mDelta
Deal found 5/4$590
Sun 9/2911:51 amSTL - KEF
2 stops16h 39mDelta
Wed 10/98:50 amKEF - STL
2 stops17h 00mDelta
Deal found 5/4$595
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

St. Louis to Iceland flights leaving soon

Find last-minute flight options from St. Louis to Iceland 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 2,795,183 searches. Data last updated May 4, 2024.
Book one of these great deals on flights from St. Louis to Iceland. 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 Iceland within your budget

Customize your flight search to find flights from St. Louis to Iceland 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 2,795,183 searches. Data last updated May 4, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$636 - $1,216

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 stops22h 30m

Reykjavik Keflavik Intl

Mon 10/21

1 stop16h 41m

$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 5/23

1 stop11h 02m

Reykjavik Keflavik Intl

Thu 5/30

2 stops15h 09m

$1,216

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 Iceland

Get insights into the airlines that provide service to Iceland. 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 Iceland. Reviews last updated May 4, 2024.
Peruse reviews from past customers who have flown with Delta, Air Canada and KLM from St. Louis to Iceland to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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
10,838 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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
1,786 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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
2,962 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Crew

8.6

Overall

8.1

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 Iceland. 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 Iceland?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to Iceland. 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 Iceland for under $700 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Iceland for under $700. The cheapest flight booked recently is on Multiple Airlines for just $636, but on average you can expect to pay $703.

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

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

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

    Air Canada, British Airways and Delta are the most popular airlines when flying from St. Louis to Iceland.

  • What does STL to KEF mean?

    STL stands for Lambert-St Louis Airport, while KEF stands for Reykjavik Keflavik Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Reykjavik Domestic Airport (RKV), Akureyri Airport (AEY), Egilsstadir Airport (EGS), Isafjordur Airport (IFJ), Vopnafjordur Airport (VPN) are other airports near this flight route and their unique identifiers/IATA codes.

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

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

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

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

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

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

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

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

    Many airlines flying from St. Louis to Iceland 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 Iceland?

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

    The St. Louis to Iceland flight deals you see on this page were last updated on 5/4.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

St. Louis to Heathrow flights
Kansas City to Heathrow flights
St. Louis to Frankfurt flights
Kansas City to Dublin flights
Kansas City to Leonardo da Vinci/Fiumicino flights
St. Louis to Leonardo da Vinci/Fiumicino flights
St. Louis to Dublin flights
Kansas City to Athens flights
Kansas City to Gatwick flights
St. Louis to Charles de Gaulle flights
Kansas City to Charles de Gaulle flights
St. Louis to Gatwick flights
St. Louis to Athens flights
St. Louis to Amsterdam flights
St. Louis to Madrid flights
Kansas City to Barcelona-El Prat flights
St. Louis to London City flights
Kansas City to Frankfurt flights
St. Louis to Geneva flights
Kansas City to London City flights
St. Louis to Lisbon flights
St. Louis to Zurich flights
St. Louis to Barcelona-El Prat flights
Kansas City to Madrid flights
St. Louis to Sarajevo flights
Kansas City to Lisbon flights
Kansas City to Amsterdam flights
St. Louis to Istanbul flights
St. Louis to Vicenza flights
St. Louis to Keflavik Intl flights
St. Louis to Orly flights
Kansas City to Edinburgh flights
Kansas City to Orly flights
Kansas City to Istanbul flights
St. Louis to Edinburgh flights
Kansas City to Keflavik Intl flights
Kansas City to Vicenza flights
St. Louis to Munich flights
St. Louis to Malpensa flights
Springfield to Heathrow flights
St. Louis to Berlin flights
Kansas City to Florence flights
St. Louis to Sabiha Gokcen flights
Kansas City to Zurich flights
St. Louis to Oslo Gardermoen flights
Kansas City to Oslo Gardermoen flights
Kansas City to Malpensa flights
St. Louis to Linate flights
Kansas City to Munich flights
Kansas City to Porto flights

Top 4 airlines flying from St. Louis to Iceland

Discover the top 4 airlines that operate flights from St. Louis to Iceland. 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 2,795,183 searches. Data last updated May 4, 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
Boston to Washington, D.C. flights
USA to China flights
Philadelphia to Nashville flights
Newark Airport to Fort Lauderdale flights
Chicago to New York flights
Boston to Rome flights
Cincinnati to Miami flights
Seattle to Orlando flights
USA to Italy flights
Austin to Houston flights
Chicago to Paris flights
St. Louis to Reykjavik flights

Search flights from St. Louis to Iceland by cabin class

Find flights from St. Louis to Iceland, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Saint Peter Jersey
Flights to Kirkwall Arpt
Flights to Skiathos
Flights to Naxos
Flights to Ningbo Lishe Intl
Flights to Edremit/Korfez
Flights to Bourgas
Flights to Bodø
Flights to Pellston Emmet County
Flights to Cornwall Newquay
Flights to Ordu/Giresun
Flights to Batumi
Flights to Mason City
Flights to Biarritz Parme
Flights to Zakynthos Dionsios Salomos
Flights to Cortez Montezuma County
Flights to Clermont-Ferrand Aulnat
Flights to Nevsehir
Flights to Hyannis Barnstable
Flights to Girona Costa Brava
Flights to Kagoshima
Flights to Perugia Sant Egidio
Flights to Oran Es Senia
Flights to Chios

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 Iceland?

When you search for this flight from St. Louis to Iceland, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

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

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

Yes, we can. To see specific flights from St. Louis to Iceland with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on St. Louis to Iceland 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.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines