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Cheap flights from St Louis (STL) to Reykjavik (KEF)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)

How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)
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How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)
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How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)
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Cheap flights from St Louis to Reykjavik in October , November 2026

19 Oct - 18 Nov $ 1,300.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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18 Oct - 18 Nov $ 1,305.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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19 Oct - 12 Nov $ 1,335.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
3 STOPS
STL
St Louis
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Last minute flights from St Louis to Reykjavik

25 Oct - 01 Nov $ 1,367.00
STL
St Louis
Frontier Airlines
2 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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19 Oct - 01 Nov $ 1,369.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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18 Oct - 01 Nov $ 1,373.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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One-way flights to Reykjavik from St Louis

6:50 PM - 10:45 PM
United Airlines
1 Stops
10h 10m
STL - KEF
$ 621
Kiwi
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5:26 PM - 10:45 PM
United Airlines
1 Stops
11h 34m
STL - KEF
$ 622
Kiwi
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3:15 PM - 10:45 PM
United Airlines
1 Stops
13h 45m
STL - KEF
$ 622
Kiwi
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How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Reykjavik (KEF)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.