Are direct flights from St. Louis to Reykjavik always the best option?

Direct flights offer convenience by reducing travel time and avoiding layovers. However, connecting flights can sometimes be more affordable, especially for longer international journeys. The 'best' option often depends on your priorities for cost versus convenience.

Can flexible travel dates help on St. Louis to Reykjavik flights?

Yes, being flexible with your travel dates can significantly impact flight prices. Mid-week travel or flying during off-peak seasons often results in lower fares compared to weekends or holidays. Even shifting your departure or return by a day or two may yield savings.

What extra costs should I check before booking St. Louis to Reykjavik flights?

Before booking, always check for potential extra costs such as baggage fees, seat selection charges, and in-flight services. Some airlines may also charge for printing boarding passes at the airport. Factor these into your total travel budget to avoid surprises.

Flights From St. Louis

To Reykjavik

Cheap Flights from St. Louis to Reykjavik

Browse current best options from St. Louis. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

St. Louis

RatePunk searches hundreds of travel sites at once for deals on flights to Reykjavik

Prices updated 1 day ago

461 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Sep 14, 2026.)

Today’s best flight deals from St. Louis to Reykjavik

Explore current cheapest deals departing from St. Louis to Reykjavik

2026-11-11 – 2026-11-19
STL - Reykjavik
73% AI deal score
$697
$747
Round trip
2026-10-27 – 2026-11-03
STL - Reykjavik
73% AI deal score
$750
$754
Round trip
2026-11-10 – 2026-11-19
STL - Reykjavik
73% AI deal score
$694
$754
Round trip
2026-10-29 – 2026-11-05
STL - Reykjavik
72% AI deal score
$750
$841
Round trip
2027-01-25 – 2027-01-29
STL - Reykjavik
72% AI deal score
$789
$846
Round trip
2026-10-13 – 2026-10-20
STL - Reykjavik
72% AI deal score
$748
$869
Round trip
2027-01-15 – 2027-01-18
STL - Reykjavik
72% AI deal score
$777
$869
Round trip
2027-02-15 – 2027-02-19
STL - Reykjavik
72% AI deal score
$745
$869
Round trip
2026-10-22 – 2026-10-31
STL - Reykjavik
72% AI deal score
$724
$874
Round trip
2027-03-08 – 2027-03-12
STL - Reykjavik
74% AI deal score
$889
$874
Round trip

St. Louis to Reykjavik: Overview

Insights for flights from St. Louis to Reykjavik

A typical journey from St. Louis to Reykjavik takes about 40h 15m including connections. Given that most itineraries on this route involve at least one stop, this duration reflects the time spent on the ground as well as in the air. For travelers planning a trip, understanding this extended travel time is key to scheduling.

If you are looking for cheap flights from St. Louis to Reykjavik, right now fares are above the typical level for this route. Prices typically range from $1106–$1761, with a median of $1393. Currently, 0% of recent fares are classified as a good price, indicating that finding a deal may require patience.

The cheapest time to fly from St. Louis to Reykjavik is typically in July, when the median fare is $1084. Other affordable months include June, with a median fare of $1145, and May, where the median fare is $1156. Planning your travel during these months could result in lower costs.

Most itineraries from St. Louis to Reykjavik are connecting flights. 0% of recent fares were non-stop, meaning travelers should expect to make at least one stop. For connecting itineraries, the typical number of connections is 3, which contributes to the overall journey time.

The distance between St. Louis and Reykjavik is 5171 km, classifying this as a long-haul route. This distance typically involves a significant amount of travel time, often requiring multiple flight segments and layovers to complete the journey.

How much is a round trip from St. Louis to Reykjavik

Regular price: $626 - $1,521

Prices are currently within the regular range.

The regular price range for flights from St. Louis to Reykjavik is $626 to $1521. The current lowest deal is $666 with Frontier Airlines for travel from Oct 22-Oct 29.

now $666

Low $626

High $1,521

The cheapest time to fly from St. Louis to Reykjavik

The cheapest month to fly from St. Louis to Reykjavik is July, with a median price of $1084. The most expensive month is September, with a median price of $1367. Prices are generally lower from May to July.

July

Cheapest

Flights from $1,084

September

Most Expensive

Flights from $1,367

Apr

May

Jun

Jul

Sep

Direct flights from St. Louis to Reykjavik

Air Canada

Frontier Airlines

French Bee

Icelandair

Last-minute flights going from St. Louis to Reykjavik

Sun, Sep 20

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Air Canada

$861

$1,319

One-way

Mon, Sep 21

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Air Canada

$849

$1,161

One-way

Sat, Sep 26

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$889

$911

One-way

Fri, Oct 2

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$808

$985

One-way

Sun, Oct 4

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$749

$1,084

One-way

Mon, Oct 5

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Southern Airways

$748

$970

One-way

Biggest price drops on these dates for flights from St. Louis to Reykjavik

7 nights

Oct 22 - Oct 29

$748 → $669

11%

7 nights

Oct 24 - Oct 31

$750 → $690

7 nights

Mar 13 - Mar 20

$929 → $872

4 nights

Mar 8 - Mar 12

$889 → $874

Popular Airports to fly from St. Louis to Reykjavik

St. Louis - Reykjavik route insights

💸 Price insights

Recent fares above the typical level

Recent fares from St. Louis to Reykjavik are above the typical level, with a median price of $1393.

📅 Best time to fly

Fly in July for the best prices

Historically, July offers the lowest median prices at $1084, followed by June at $1145.

⏱️ Flight duration

Typically a long-haul flight

Flights to Reykjavik from St. Louis typically take 40h 15m, covering a distance of 5171 km.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not available, and connecting routes typically involve 3 or more stopovers.

🏆 Airline highlight

Frontier Airlines offers a recent deal

A recent deal from Frontier Airlines to Reykjavik was found for $666 via Skyscanner.

🎯 Booking tip

Deals are rare on this route

Deals for flights from St. Louis to Reykjavik are historically rare, so book when you see a good price.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a convenient departure point for flights to Reykjavik.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$782

Reykjavik main airports to arrive at

Keflavík International (KEF)

Cheapest

Keflavík International Airport is a good option for flights from St. Louis to Reykjavik.

📍 ~41 km from Reykjavik city center (reachable by car)

💸 Flights from ~$782

Airports nearby Reykjavik used as alternative

Akureyri (AEY)

Cheapest

Akureyri is the largest regional airport in Iceland, offering robust infrastructure and serving Northern Iceland.

📍 ~240 km from Reykjavik (reachable by car)

💸 Flights from ~$900

Business & First Class Flight Deals to Reykjavik

Discover luxury on the budget with premium cabin class on flights from St. Louis to Reykjavik.

Elite

Best Elite deals to Reykjavik

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From STL

Elite

Mar 15

Reykjavik, Iceland

95% AI deal score

$16,433

$3,801

Save $12,632

From STL

Elite

Oct 21

Reykjavik, Iceland

90% AI deal score

$4,302

$3,028

Save $1,274

Air Canada, +1

Business Class

From STL

Elite

Oct 19

Reykjavik, Iceland

90% AI deal score

$4,302

$3,032

Save $1,270

Air Canada, +1

Business Class

From STL

Elite

Oct 19

Reykjavik, Iceland

89% AI deal score

$4,150

$3,028

Save $1,122

Air Canada, +1

Business Class

From STL

Elite

Oct 11

Reykjavik, Iceland

89% AI deal score

$4,154

$3,028

Save $1,126

Air Canada, +1

Business Class

From STL

Elite

Oct 19

Reykjavik, Iceland

89% AI deal score

$4,218

$3,028

Save $1,190

Air Canada, +1

Business Class

From STL

Elite

Oct 12

Reykjavik, Iceland

89% AI deal score

$4,216

$3,028

Save $1,188

Air Canada, +1

Business Class

From STL

Elite

Oct 17

Reykjavik, Iceland

89% AI deal score

$4,150

$3,032

Save $1,118

Air Canada, +1

Business Class

From STL

Elite

Oct 12

Reykjavik, Iceland

89% AI deal score

$4,148

$3,062

Save $1,086

Air Canada, +1

Business Class

From STL

Elite

Oct 11

Reykjavik, Iceland

88% AI deal score

$4,004

$3,028

Save $976

Air Canada, +1

Business Class

From STL

Elite

Oct 11

Reykjavik, Iceland

88% AI deal score

$4,013

$3,028

Save $985

Air Canada, +1

Business Class

From STL

Elite

Oct 17

Reykjavik, Iceland

88% AI deal score

$4,027

$3,028

Save $999

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Reykjavik

To find more affordable flights, consider being flexible with your travel dates and times. Comparing prices across different airlines and booking platforms can often reveal better deals. Setting up price alerts may also help you catch drops in fares.

Booking in advance often provides more options and potentially lower prices, especially for international routes. However, last-minute deals can sometimes appear, so monitoring prices over time is usually a good strategy. There isn't a single universal best time to book.

Comparing nearby airports can sometimes lead to more economical flight options. While it may add to your ground travel time, the savings on airfare could be significant. It's often worth checking if alternative departure or arrival points offer better prices.

Related routes

More routes from St. Louis

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Flights to Reykjavik from other cities

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St. Louis to Reykjavik: Overview

Insights for flights from St. Louis to Reykjavik

How much is a round trip from St. Louis to Reykjavik

Regular price: $626 - $1,521

Prices are currently within the regular range.

The regular price range for flights from St. Louis to Reykjavik is $626 to $1521. The current lowest deal is $666 with Frontier Airlines for travel from Oct 22-Oct 29.

now $666

Low $626

High $1,521

The cheapest time to fly from St. Louis to Reykjavik

July

Cheapest

Flights from $1,084

September

Most Expensive

Flights from $1,367

Apr

May

Jun

Jul

Sep

Direct flights from St. Louis to Reykjavik

Air Canada

Frontier Airlines

French Bee

Icelandair

Last-minute flights going from St. Louis to Reykjavik

Sun, Sep 20

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Air Canada

$861

$1,319

One-way

Mon, Sep 21

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Air Canada

$849

$1,161

One-way

Sat, Sep 26

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$889

$911

One-way

Fri, Oct 2

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$808

$985

One-way

Sun, Oct 4

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

$749

$1,084

One-way

Mon, Oct 5

⌛ Last-Minute

STL - Reykjavik

St. Louis (STL) - Reykjavik (KEF)

Southern Airways

$748

$970

One-way

Biggest price drops on these dates for flights from St. Louis to Reykjavik

7 nights

Oct 22 - Oct 29

$748 → $669

11%

7 nights

Oct 24 - Oct 31

$750 → $690

7 nights

Mar 13 - Mar 20

$929 → $872

4 nights

Mar 8 - Mar 12

$889 → $874

Popular Airports to fly from St. Louis to Reykjavik

St. Louis - Reykjavik route insights

💸 Price insights

Recent fares above the typical level

Recent fares from St. Louis to Reykjavik are above the typical level, with a median price of $1393.

📅 Best time to fly

Fly in July for the best prices

Historically, July offers the lowest median prices at $1084, followed by June at $1145.

⏱️ Flight duration

Typically a long-haul flight

Flights to Reykjavik from St. Louis typically take 40h 15m, covering a distance of 5171 km.

✈️ Airlines & availability

Connecting flights are dominant

Direct flights are not available, and connecting routes typically involve 3 or more stopovers.

🏆 Airline highlight

Frontier Airlines offers a recent deal

A recent deal from Frontier Airlines to Reykjavik was found for $666 via Skyscanner.

🎯 Booking tip

Deals are rare on this route

Deals for flights from St. Louis to Reykjavik are historically rare, so book when you see a good price.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a convenient departure point for flights to Reykjavik.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$782

Reykjavik main airports to arrive at

Keflavík International (KEF)

Cheapest

Keflavík International Airport is a good option for flights from St. Louis to Reykjavik.

📍 ~41 km from Reykjavik city center (reachable by car)

💸 Flights from ~$782

Airports nearby Reykjavik used as alternative

Akureyri (AEY)

Cheapest

Akureyri is the largest regional airport in Iceland, offering robust infrastructure and serving Northern Iceland.

📍 ~240 km from Reykjavik (reachable by car)

💸 Flights from ~$900

Business & First Class Flight Deals to Reykjavik

Discover luxury on the budget with premium cabin class on flights from St. Louis to Reykjavik.

Elite

Best Elite deals to Reykjavik

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From STL

Reykjavik, Iceland

88% AI deal score

$4,027

$3,028

Save $999

Air Canada, +1

Business Class

Frequently Asked Questions About Flights to Reykjavik

Cheap Flights from St. Louis to Reykjavik

Today’s best flight deals from St. Louis to Reykjavik

St. Louis to Reykjavik: Overview

Insights for flights from St. Louis to Reykjavik

How much is a round trip from St. Louis to Reykjavik

The cheapest time to fly from St. Louis to Reykjavik

Direct flights from St. Louis to Reykjavik

Last-minute flights going from St. Louis to Reykjavik

Biggest price drops on these dates for flights from St. Louis to Reykjavik

Popular Airports to fly from St. Louis to Reykjavik

St. Louis - Reykjavik route insights

Recent fares above the typical level

Fly in July for the best prices

Typically a long-haul flight

Connecting flights are dominant

Frontier Airlines offers a recent deal

Deals are rare on this route

St. Louis main airports to depart from

Reykjavik main airports to arrive at

Airports nearby Reykjavik used as alternative

Business & First Class Flight Deals to Reykjavik

Best Elite deals to Reykjavik

Mar 15

Oct 21

Oct 19

Oct 19

Oct 11

Oct 19

Oct 12

Oct 17

Oct 12

Oct 11

Oct 11

Oct 17

Frequently Asked Questions About Flights to Reykjavik

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

When should I book flights from St. Louis to Reykjavik?

Should I compare nearby airports for flights from St. Louis to Reykjavik?

Are direct flights from St. Louis to Reykjavik always the best option?

Can flexible travel dates help on St. Louis to Reykjavik flights?

What extra costs should I check before booking St. Louis to Reykjavik flights?

Related routes

More routes from St. Louis

Flights to Reykjavik from other cities

St. Louis to Reykjavik: Overview

Insights for flights from St. Louis to Reykjavik

How much is a round trip from St. Louis to Reykjavik

The cheapest time to fly from St. Louis to Reykjavik

Direct flights from St. Louis to Reykjavik

Last-minute flights going from St. Louis to Reykjavik

Biggest price drops on these dates for flights from St. Louis to Reykjavik

Popular Airports to fly from St. Louis to Reykjavik

St. Louis - Reykjavik route insights

Recent fares above the typical level

Fly in July for the best prices

Typically a long-haul flight

Connecting flights are dominant

Frontier Airlines offers a recent deal

Deals are rare on this route

St. Louis main airports to depart from

Reykjavik main airports to arrive at

Airports nearby Reykjavik used as alternative

Business & First Class Flight Deals to Reykjavik

Best Elite deals to Reykjavik

Mar 15

Oct 21

Oct 19

Oct 19

Oct 11

Oct 19

Oct 12

Oct 17

Oct 12

Oct 11

Oct 11

Oct 17

Frequently Asked Questions About Flights to Reykjavik

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

When should I book flights from St. Louis to Reykjavik?

Should I compare nearby airports for flights from St. Louis to Reykjavik?