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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 August , September 2026

30 Aug - 21 Sep $ 1,088.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
2 STOPS
STL
St Louis
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30 Aug - 03 Sep $ 1,109.00
STL
St Louis
WestJet
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
WestJet
2 STOPS
STL
St Louis
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30 Aug - 11 Sep $ 1,170.00
STL
St Louis
Frontier Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Frontier Airlines
1 STOPS
STL
St Louis
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Last minute flights from St Louis to Reykjavik

26 Aug - 31 Aug $ 1,149.00
STL
St Louis
Alaska Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
Alaska Airlines
1 STOPS
STL
St Louis
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24 Aug - 31 Aug $ 1,354.00
STL
St Louis
United Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
United Airlines
1 STOPS
STL
St Louis
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24 Aug - 31 Aug $ 1,355.00
STL
St Louis
KLM Royal Dutch Airlines
1 STOPS
KEF
Reykjavik
KEF
Reykjavik
KLM Royal Dutch Airlines
1 STOPS
STL
St Louis
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One-way flights to Reykjavik from St Louis

12:10 PM - 11:25 PM
Air Transat
1 Stops
15h 50m
STL - KEF
$ 510
Kiwi
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5:34 PM - 7:58 PM
KLM Royal Dutch Airlines
1 Stops
8h 26m
STL - KEF
$ 630
Kiwi
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6:54 PM - 9:35 PM
United Airlines
1 Stops
8h 56m
STL - KEF
$ 630
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.