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Cheap flights from St. Louis (STL) to Iceland from $336

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 6/5. 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 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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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 $1,086. You can even find prices in February for less than $1,086, 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 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 2,637,452 searches. Data last updated May 16, 2024.
Take a peek at the cheapest Air Canada 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.
Tue 7/910:10 amSTL - KEF
2 stops17h 25mAir Canada
Tue 7/1610:00 amKEF - STL
2 stops33h 18mAir Canada
Deal found 5/15$515
Fri 9/2012:00 pmSTL - KEF
1 stop15h 35mAir Canada
Mon 9/3010:00 amKEF - STL
1 stop10h 20mAir Canada
Deal found 5/16$692
Fri 9/2010:10 amSTL - KEF
2 stops17h 25mAir Canada
Mon 9/3010:00 amKEF - STL
2 stops34h 20mAir Canada
Deal found 5/16$698
Wed 8/74:05 pmSTL - KEF
1 stop11h 30mAir Canada
Wed 8/1410:00 amKEF - STL
1 stop10h 21mAir Canada
Deal found 5/15$743
Thu 8/112:00 pmSTL - KEF
1 stop15h 35mAir Canada
Thu 8/810:00 amKEF - STL
1 stop16h 05mAir Canada
Deal found 5/16$782
Thu 8/112:00 pmSTL - KEF
1 stop15h 35mAir Canada
Thu 8/810:00 amKEF - STL
2 stops34h 21mAir Canada
Deal found 5/16$787
Sat 8/312:00 pmSTL - KEF
2 stops39h 35mAir Canada
Sun 8/1110:00 amKEF - STL
2 stops34h 21mAir Canada
Deal found 5/15$793
Thu 8/18:05 amSTL - KEF
2 stops19h 30mAir Canada
Thu 8/810:00 amKEF - STL
2 stops34h 40mAir Canada
Deal found 5/16$795
Thu 8/2210:10 amSTL - KEF
2 stops17h 25mAir Canada
Mon 8/2610:00 amKEF - STL
2 stops34h 49mAir Canada
Deal found 5/14$796

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 2,637,452 searches. Data last updated May 16, 2024.
Some of the lowest-priced Delta flights we've found at this time heading from St. Louis to Iceland. Deals frequently update to provide users with more options.
Tue 7/910:04 amSTL - KEF
1 stop15h 56mDelta
Tue 7/168:50 amKEF - STL
1 stop16h 46mDelta
Deal found 5/15$674
Mon 10/146:45 amSTL - KEF
2 stops21h 45mDelta
Mon 10/2111:25 amKEF - STL
2 stops28h 18mDelta
Deal found 5/16$739
Sat 8/311:23 amSTL - KEF
1 stop13h 57mDelta
Sun 8/118:50 amKEF - STL
1 stop16h 42mDelta
Deal found 5/15$774
Sat 8/312:49 pmSTL - KEF
2 stops12h 31mDelta
Sun 8/118:50 amKEF - STL
1 stop16h 42mDelta
Deal found 5/15$779
Mon 10/142:05 pmSTL - KEF
1 stop11h 15mDelta
Mon 10/218:50 amKEF - STL
1 stop16h 41mDelta
Deal found 5/16$853
Wed 6/1210:15 amSTL - KEF
2 stops18h 15mDelta
Wed 6/199:30 amKEF - STL
1 stop17h 25mDelta
Deal found 5/14$896
Thu 6/1311:25 amSTL - KEF
1 stop13h 55mDelta
Wed 6/269:30 amKEF - STL
1 stop12h 31mDelta
Deal found 5/15$941
Thu 6/1310:15 amSTL - KEF
2 stops15h 05mDelta
Wed 6/2611:25 amKEF - STL
2 stops14h 12mDelta
Deal found 5/15$946
Sat 9/1410:00 amSTL - KEF
2 stops15h 20mDelta
Wed 9/188:50 amKEF - STL
1 stop16h 41mDelta
Deal found 5/15$1,077

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 2,637,452 searches. Prices were last updated on May 16, 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.
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
2 stops32h 30mMultiple Airlines
Deal found 5/14$635
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
2 stops32h 30mMultiple Airlines
Deal found 5/15$668
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
3 stops32h 30mMultiple Airlines
Deal found 5/14$675
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
3 stops32h 30mMultiple Airlines
Deal found 5/15$709
Wed 6/121:55 pmSTL - KEF
3 stops33h 40mMultiple Airlines
Wed 6/193:05 pmKEF - STL
3 stops33h 17mMultiple Airlines
Deal found 5/14$727
Wed 6/121:55 pmSTL - KEF
3 stops33h 40mMultiple Airlines
Wed 6/194:00 pmKEF - STL
2 stops30h 28mMultiple Airlines
Deal found 5/14$760
Tue 6/116:30 amSTL - KEF
1 stop21h 00mMultiple Airlines
Tue 6/1810:00 amKEF - STL
2 stops34h 21mMultiple Airlines
Deal found 5/14$877
Wed 6/1210:15 amSTL - KEF
1 stop17h 15mUnited Airlines
Wed 6/1910:00 amKEF - STL
1 stop10h 21mUnited Airlines
Deal found 5/15$887
Wed 6/129:50 amSTL - KEF
1 stop13h 45mMultiple Airlines
Wed 6/193:05 pmKEF - STL
3 stops33h 17mMultiple Airlines
Deal found 5/14$888

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 2,637,452 searches. Data last updated May 16, 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.
Tue 7/910:10 amSTL - KEF
2 stops17h 25mAir Canada
Tue 7/1610:00 amKEF - STL
2 stops33h 18mAir Canada
Deal found 5/15$515
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
2 stops32h 30mMultiple Airlines
Deal found 5/14$635
Tue 7/96:08 amSTL - KEF
1 stop19h 52mMultiple Airlines
Tue 7/1610:00 amKEF - STL
2 stops34h 21mMultiple Airlines
Deal found 5/15$637
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
2 stops32h 30mMultiple Airlines
Deal found 5/15$668
Tue 7/910:04 amSTL - KEF
1 stop15h 56mDelta
Tue 7/168:50 amKEF - STL
1 stop16h 46mDelta
Deal found 5/15$674
Tue 6/113:23 pmSTL - KEF
3 stops32h 22mMultiple Airlines
Tue 6/189:35 amKEF - STL
3 stops32h 30mMultiple Airlines
Deal found 5/14$675
Fri 9/206:34 amSTL - KEF
1 stop20h 56mMultiple Airlines
Mon 9/3010:00 amKEF - STL
2 stops34h 20mMultiple Airlines
Deal found 5/16$686
Mon 10/1411:09 amSTL - KEF
2 stops14h 51mUnited Airlines
Mon 10/2111:00 amKEF - STL
2 stops28h 07mUnited Airlines
Deal found 5/15$689
Fri 9/2012:00 pmSTL - KEF
1 stop15h 35mAir Canada
Mon 9/3010:00 amKEF - STL
1 stop10h 20mAir Canada
Deal found 5/16$692

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 2,637,452 searches. Data last updated May 16, 2024.
Book one of these great deals on flights from St. Louis to Iceland. Tip: verify your flight details before completing your reservation.
Tue 5/219:50 amSTL - KEF
2 stops18h 50mMultiple Airlines
Mon 12/27:35 amKEF - STL
2 stops22h 00mMultiple Airlines
Deal found 5/16$1,043
Tue 5/2111:10 amSTL - KEF
1 stop16h 20mMultiple Airlines
Tue 12/33:10 pmKEF - STL
1 stop28h 45mMultiple Airlines
Deal found 5/16$1,052
Tue 5/211:37 pmSTL - KEF
2 stops13h 53mMultiple Airlines
Tue 12/33:10 pmKEF - STL
1 stop28h 45mMultiple Airlines
Deal found 5/16$1,057
Tue 5/214:05 pmSTL - KEF
2 stops26h 25mMultiple Airlines
Tue 12/311:50 amKEF - STL
2 stops39h 41mMultiple Airlines
Deal found 5/16$1,151
Tue 5/215:08 pmSTL - KEF
2 stops35h 37mBritish Airways
Wed 12/411:40 amKEF - STL
2 stops39h 51mBritish Airways
Deal found 5/16$1,206
Tue 5/219:50 amSTL - KEF
2 stops18h 50mMultiple Airlines
Sun 12/17:35 amKEF - STL
2 stops22h 00mMultiple Airlines
Deal found 5/16$1,208
Thu 5/2311:38 amSTL - KEF
2 stops14h 22mUnited Airlines
Thu 5/3012:00 pmKEF - STL
1 stop12h 42mUnited Airlines
Deal found 5/15$1,217
Wed 5/225:55 amSTL - KEF
2 stops22h 50mBritish Airways
Fri 12/66:30 pmKEF - STL
2 stops27h 42mBritish Airways
Deal found 5/16$1,248
Tue 5/2111:40 amSTL - KEF
2 stops17h 25mBritish Airways
Fri 12/66:30 pmKEF - STL
2 stops27h 42mBritish Airways
Deal found 5/16$1,253

One-way flights to Iceland from St. Louis

Search for one-way flight options from St. Louis to Iceland. 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 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the one-way flights we've detected from St. Louis to Iceland. Those seeking round-trip flights from St. Louis to Iceland should utilize the search form at the the top of the page.
Wed 6/58:13 amSTL - KEF
2 stops39h 22mMultiple Airlines
Deal found 5/15$336
Tue 6/410:34 amSTL - KEF
3 stops37h 11mMultiple Airlines
Deal found 5/15$350
Wed 6/128:16 amSTL - KEF
2 stops39h 19mMultiple Airlines
Deal found 5/15$358
Tue 6/42:35 pmSTL - KEF
2 stops33h 10mMultiple Airlines
Deal found 5/15$366
Wed 6/128:02 pmSTL - KEF
3 stops27h 33mMultiple Airlines
Deal found 5/15$379
Wed 6/58:02 pmSTL - KEF
3 stops27h 33mMultiple Airlines
Deal found 5/15$403
Sun 6/166:55 pmSTL - KEF
2 stops56h 25mMultiple Airlines
Deal found 5/15$407
Tue 6/117:29 pmSTL - KEF
2 stops31h 46mMultiple Airlines
Deal found 5/15$444
Sat 6/1511:34 amSTL - KEF
2 stops36h 01mMultiple Airlines
Deal found 5/15$446

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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$515 - $1,008

Route

Depart

Return

Price

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 7/9

2 stops17h 25m

Reykjavik Keflavik Intl

Tue 7/16

2 stops33h 18m

$515

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 6/11

3 stops32h 22m

Reykjavik Keflavik Intl

Tue 6/18

2 stops32h 30m

$635

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 7/9

1 stop19h 52m

Reykjavik Keflavik Intl

Tue 7/16

2 stops34h 21m

$637

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 7/9

1 stop15h 56m

Reykjavik Keflavik Intl

Tue 7/16

1 stop16h 46m

$674

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Mon 10/14

2 stops14h 51m

Reykjavik Keflavik Intl

Mon 10/21

2 stops28h 07m

$689

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Wed 8/7

2 stops16h 39m

Reykjavik Keflavik Intl

Wed 8/14

2 stops12h 49m

$751

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 10/8

1 stop11h 15m

Reykjavik Keflavik Intl

Wed 10/16

1 stop13h 37m

$961

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Tue 6/11

2 stops33h 19m

Reykjavik Keflavik Intl

Tue 6/18

2 stops28h 35m

$992

Lambert-St LouisReykjavik Keflavik Intl

STL - KEF

STLKEF

Lambert-St Louis

Wed 10/2

2 stops31h 03m

Reykjavik Keflavik Intl

Tue 10/8

2 stops27h 52m

$1,008

Flights are sorted by cheapest first

Deals found on 5/15

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 16, 2024.
Peruse reviews from past customers who have flown with Air Canada, Delta and United Airlines 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
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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
8.0
Very good
10,673 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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
1,568 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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.

Austrian Airlines
7.7
Good
1,053 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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
1,764 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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
7.5
Good
2,919 reviews
Delta
8.0
Very good
10,673 reviews
Check prices

Crew

8.6

Food

7.4

Comfort

7.9

Entertainment

8.0

Boarding

8.2

Overall

8.0

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 $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Iceland for under $600. The cheapest flight booked recently is on Air Canada for just $515, but on average you can expect to pay $695.

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

    There are currently 20+ 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 5/16.

See more FAQs

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

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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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$690Average$1,051FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapest$695Average$757FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapest$722Average$978FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$813Average$1,176FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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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
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Prem Econ Class
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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.

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

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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.

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