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Cheap Flights from St Louis to Reykjavik

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Compare St Louis to Reykjavik flight deals

Find the cheapest month or even day of the year to fly to Reykjavik

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Flight deals from St Louis to Reykjavik

Looking for a cheap last-minute deal or the best return flight from St Louis to Reykjavik? Find the lowest prices on one-way and return tickets right here.
Reykjavik.716 € per passenger.Departing Fri, 2 May, returning Thu, 8 May.Return flight with Southern Airways Express and Icelandair.Outbound indirect flight with Southern Airways Express, departs from St Louis on Fri, 2 May, arriving in Reykjavik Keflavik.Inbound indirect flight with Icelandair, departs from Reykjavik Keflavik on Thu, 8 May, arriving in St Louis.Price includes taxes and charges.From 716 €, select.
Reykjavik.751 € per passenger.Departing Sat, 6 Sep, returning Tue, 16 Sep.Return flight with Air Canada and Lufthansa.Outbound indirect flight with Air Canada, departs from St Louis on Sat, 6 Sep, arriving in Reykjavik Keflavik.Inbound indirect flight with Lufthansa, departs from Reykjavik Keflavik on Tue, 16 Sep, arriving in St Louis.Price includes taxes and charges.From 751 €, select.
Reykjavik.759 € per passenger.Departing Thu, 9 Oct, returning Mon, 13 Oct.Return flight with KLM and Air France.Outbound indirect flight with KLM, departs from St Louis on Thu, 9 Oct, arriving in Reykjavik Keflavik.Inbound indirect flight with Air France, departs from Reykjavik Keflavik on Mon, 13 Oct, arriving in St Louis.Price includes taxes and charges.From 759 €, select.
Reykjavik.814 € per passenger.Departing Sat, 16 Aug, returning Sat, 23 Aug.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from St Louis on Sat, 16 Aug, arriving in Reykjavik Keflavik.Inbound indirect flight with Air Canada, departs from Reykjavik Keflavik on Sat, 23 Aug, arriving in St Louis.Price includes taxes and charges.From 814 €, select.
Reykjavik.919 € per passenger.Departing Sat, 30 Aug, returning Sat, 6 Sep.Return flight with United.Outbound indirect flight with United, departs from St Louis on Sat, 30 Aug, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Sat, 6 Sep, arriving in St Louis.Price includes taxes and charges.From 919 €, select.
Reykjavik.956 € per passenger.Departing Sat, 5 Apr, returning Sat, 12 Apr.Return flight with Frontier Airlines and Icelandair.Outbound indirect flight with Frontier Airlines, departs from St Louis on Sat, 5 Apr, arriving in Reykjavik Keflavik.Inbound indirect flight with Icelandair, departs from Reykjavik Keflavik on Sat, 12 Apr, arriving in St Louis.Price includes taxes and charges.From 956 €, select.
Reykjavik.969 € per passenger.Departing Wed, 18 Jun, returning Wed, 25 Jun.Return flight with United.Outbound indirect flight with United, departs from St Louis on Wed, 18 Jun, arriving in Reykjavik Keflavik.Inbound indirect flight with United, departs from Reykjavik Keflavik on Wed, 25 Jun, arriving in St Louis.Price includes taxes and charges.From 969 €, select.
Reykjavik.976 € per passenger.Departing Fri, 27 Jun, returning Sun, 6 Jul.Return flight with Frontier Airlines and WestJet.Outbound indirect flight with Frontier Airlines, departs from St Louis on Fri, 27 Jun, arriving in Reykjavik Keflavik.Inbound indirect flight with WestJet, departs from Reykjavik Keflavik on Sun, 6 Jul, arriving in St Louis.Price includes taxes and charges.From 976 €, select.

Find the cheapest month to fly from St Louis to Reykjavik

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Reykjavik flights are currently cheapest in May.
Apr
from 956 €
May
from 716 €
Jun
from 969 €
Jul
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Aug
from 814 €
Sep
from 751 €
Oct
from 759 €
Nov
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Dec
from 1.166 €
Jan
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Feb
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Mar
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Alternative St Louis to Reykjavik routes

Looking for the cheapest, fastest or easiest route from St Louis to Reykjavik? You could fly into the following airports instead.

St Louis to Reykjavik: Flight information

The things to know before you go.
Cheapest flight found716 €
Cheapest month to flyMay

Finding cheap flights from St Louis to Reykjavik: Frequently asked questions

There are 2 airports in Reykjavik: Reykjavik Domestic and Reykjavik Keflavik.
The best price we found for a return flight from St Louis to Reykjavik is 716 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from St Louis to Reykjavik. But we found flights with one or more stops from 716 €.
As of April 2025, there are no flights flying from St Louis to Reykjavik.
The cheapest month to fly from St Louis to Reykjavik is usually April 2025.
If you're flying from St Louis Airport, the cheapest airport near Reykjavik is Reykjavik Keflavik – which is 37.4 km away from the centre of Reykjavik. We've found flights into this airport from 716 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Reykjavik on Friday, 2 May 2025.
No airlines currently offer direct flights between St Louis Airport and Reykjavik. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Reykjavik but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Reykjavik is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 2°C. July is typically the warmest month in Reykjavik, when it usually averages around 13°C. You can expect the least rain in June. The coldest month is January, with temperatures averaging -3°C. The rainiest month is February.
Currently, Southern Airways Express offers the cheapest flight tickets to Reykjavik.

Flying from Lambert-St. Louis International Airport (STL) to Reykjavik: what you need to know

  • Reykjavik is 5 hours ahead of St Louis, where Lambert-St. Louis International Airport is located. Reykjavik operates on the UTC+0 timezone.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your flight from STL to Reykjavik.

  • Popular months like July or holiday times such as spring break and Thanksgiving will mean bigger queues at check-in and security. If you're travelling then, play it safe and head to the airport even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is a wise idea.

  • Stopovers are the perfect opportunity to take a break from travelling — and perhaps even tour another city. When searching for flights from STL to Reykjavik, deselect the 'Direct flights only' box to see where you can stop along the way. Some popular options include:

    • Logan International Airport (BOS)

    • Pearson International Airport (YYZ)

    • O'Hare International Airport (ORD)

  • You can visit Iceland for tourism purposes without a visa if you hold a passport from United States. But before booking your cheap tickets from Lambert-St. Louis International Airport to Reykjavik, double-check for the newest rules and regulations. Visa rules are subject to change, and you may require some travel documentation if your trip is for business or other reasons.

  • The journey from central St Louis to STL takes approximately 36 minutes by public transport. If you ride-share, drive or grab a cab, you'll cover the 26 kilometres in 21 minutes or so, depending on traffic.

  • Planning to catch an early flight from Lambert-St. Louis International Airport to Reykjavik? Avoid the last-minute rush to the airport (and catch some extra z's) by choosing one of these hotels near STL:

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Reykjavik

  • The lowest price we've found for a one-way ticket from Lambert-St. Louis International Airport to Reykjavik is 409 €. The cheapest price for a return flight is 716 €. Bear in mind fares may change due to availability at the time of booking.

  • To score cheap tickets from STL to Reykjavik, book ahead. Airlines usually offer their best fares when flights are first released.

  • The 'Whole month' search tool shows you the cheapest tickets from Lambert-St. Louis International Airport to Reykjavik across the month. It's a good way to find a bargain if your plans are flexible.

  • Set up a Price Alert for cheap tickets from STL to Reykjavik. You don't need to check back in every day to see if fares have dropped. We'll update you as soon as there's a change in price.

  • Use the filters to tailor your flights from Lambert-St. Louis International Airport to Reykjavik. Enter your preferred arrival and departure times, airlines and number of stops. Alternatively, sort your results by 'Cheapest' to see the best deals.

Airports in Reykjavik

Keflavik International Airport (KEF)

  • Keflavik International Airport (KEF) to central Reykjavik is about 49 minutes by car. It's approximately 48 kilometres away.

  • It takes around 1 hour and 13 minutes if you're travelling on public transport.

  • The last thing you need is a lengthy journey to your hotel if you're landing late on a flight from Lambert-St. Louis International Airport to Reykjavik. Check in to one of these accommodation options near KEF instead:

Reykjavik International Airport (RKV)

  • Central Reykjavik is located around 2 kilometres from Reykjavik International Airport (RKV). As soon as your flight from Lambert-St. Louis International Airport to Reykjavik has landed and you've made your way out of the airport, expect a drive of about 6 minutes.

  • You can also travel using public transport, which will take about 23 minutes.

  • After your flight from STL to Reykjavik, settle in at a hotel near RKV. These are some comfortable accommodation options that'll help you get into relaxation mode:

Best time to go to Reykjavik

  • July is the busiest month for flights from Lambert-St. Louis International Airport to Reykjavik. To steer clear of the crowds, plan your trip to Reykjavik in February when it's quieter.

  • The warmest month in Reykjavik is July, with the temperature ranging between 8ºC and 15ºC. Book your flights from Lambert-St. Louis International Airport to Reykjavik in this month if this is the type of weather you enjoy.

  • If you want cooler conditions, look for a cheap flight from STL to Reykjavik in December when temperatures average between -6ºC and 4ºC.

More about Reykjavik

  • When it comes to searching for somewhere to rest your head, you'll find the best stays in Reykjavik right here. Browse these options after you've booked your flight from Lambert-St. Louis International Airport to Reykjavik:

  • Hallgrimskirkja silhouette and Perlan are just the start of the top-rated attractions to add to your Reykjavik travel itinerary. Keep the momentum going by heading to National Museum of Iceland.

Complete your Reykjavik trip with a car rental

  • We use the same magic that helped you find your cheap flight from Lambert-St. Louis International Airport to Reykjavik to track down amazing deals on car rentals. Search for your ride in seconds and compare offers in one place. Plus we give you everything you need to know about car rentals in Reykjavik, from the most popular rental company to the average daily price.

Plan the rest of your trip from St Louis to Reykjavik

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.