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 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from St. Louis to Reykjavik
Explore current cheapest deals departing from St. Louis to Reykjavik
Round trip
Sort by: Cheapest
September 9 - September 23
STL - Reykjavik
$733
$719
Round trip
July 21 - August 20
STL - Reykjavik
$784
$739
Round trip
July 21 - July 28
STL - Reykjavik
$818
$739
Round trip
August 1 - August 26
STL - Reykjavik
$758
$745
Round trip
August 1 - August 20
STL - Reykjavik
$768
$745
Round trip
August 1 - August 27
STL - Reykjavik
$758
$746
Round trip
August 17 - September 8
STL - Reykjavik
$791
$759
Round trip
August 1 - August 5
STL - Reykjavik
$893
$764
Round trip
August 11 - September 8
STL - Reykjavik
$773
$765
Round trip
August 31 - September 8
STL - Reykjavik
$844
$766
Round trip
Unlock all 500+ flight deals to Reykjavik and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from St. Louis to Reykjavik
How much is a round trip from St. Louis to Reykjavik
Regular price: $620 - $1,305
Prices for flights from St. Louis to Reykjavik are currently within the regular range.
The regular price range for flights from St. Louis to Reykjavik is between $620 and $1305. The current lowest deal is $719 with Frontier Airlines for travel from Sep 9 to Sep 23.
now $719
Low $620
High $1,305
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
Flights from $1,084
September
Flights from $1,367
Direct flights from St. Louis to Reykjavik
Frontier Airlines
United Airlines
WestJet
Alaska Airlines, Inc.
Last-minute flights going from St. Louis to Reykjavik
Wed, Jul 1
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
Frontier Airlines
$833
$993
One-way
Sat, Jul 4
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
Frontier Airlines
$913
$910
One-way
Sat, Jul 11
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
Frontier Airlines
$832
$944
One-way
Mon, Jul 13
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
WestJet
$783
$893
One-way
Tue, Jul 14
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
Frontier Airlines, WestJet
$783
$839
One-way
Wed, Jul 15
STL - Reykjavik
St. Louis (STL) - Reykjavik (KEF)
WestJet
$783
$915
One-way
Biggest price drops on these dates for flights from St. Louis to Reykjavik
Aug 1 - Aug 5
$893 → $764
14%
Jul 21 - Jul 28
$818 → $739
10%
Aug 31 - Sep 8
$844 → $766
9%
Jul 21 - Aug 20
$784 → $739
6%
Popular Airports to fly from St. Louis to Reykjavik
St. Louis - Reykjavik route insights
💸 Price insights
Recent fares are below the typical level
Recent fares from St. Louis to Reykjavik are below the typical level for the route.
📅 Best time to fly
July is historically the cheapest month
Historically, July is the cheapest month to fly from St. Louis to Reykjavik, with a median price of $1084.
⏱️ Flight duration
Connecting flights take 40h 15m
The median flight duration for connecting flights from St. Louis to Reykjavik is 40 hours and 15 minutes.
✈️ Airlines & availability
Connecting flights are dominant
Connecting flights are dominant for this route, with a median of 3 stopovers.
🏆 Airline highlight
Frontier Airlines offers connecting flights
Frontier Airlines has offered 27 connecting deals from St. Louis to Reykjavik historically.
🎯 Booking tip
Deals are rare for this route
Deals for flights from St. Louis to Reykjavik are rare, with 0.03 deals per day historically.
St. Louis main airports to depart from
St. Louis Lambert International (STL)
St. Louis Lambert International is a good option for flights from St. Louis to Reykjavik.
📍 ~25 km from St. Louis (reachable by car)
💸 Flights from ~$719
Reykjavik main airports to arrive at
Keflavík International (KEF)
Keflavík International Airport is a good option for flights to Reykjavik, offering competitive prices.
📍 ~30 km from Reykjavik (reachable by car)
💸 Flights from ~$719
Reykjavík (RKV)
Reykjavík Airport is an alternative for flights to Reykjavik, though prices may be higher.
📍 ~10 km from Reykjavik (reachable by car)
💸 Flights from ~$1952
Airports nearby Reykjavik used as alternative
Keflavík International (KEF)
Keflavík International is the primary international gateway for Iceland, offering extensive international and long-haul flights.
📍 ~38 km from destination city (requires a shuttle or car transfer)
💸 Flights from ~$719
Reykjavík (RKV)
Reykjavík Airport is located directly within the city, serving as the primary hub for domestic travel.
📍 ~2 km from destination city
💸 Flights from ~$1952
Akureyri (AEY)
Akureyri Airport serves as an alternative international entry point for Northern Iceland with a limited schedule.
📍 ~240 km from destination city (approximately 5 hours drive)
💸 Flights from ~$927
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
Aug 25
Reykjavik, Iceland
98% AI deal score
$20,885
$3,695
Save $17,190
From STL
Elite
Aug 22
Reykjavik, Iceland
98% AI deal score
$19,029
$3,695
Save $15,334
From STL
Elite
Aug 23
Reykjavik, Iceland
98% AI deal score
$19,868
$3,706
Save $16,162
From STL
Elite
Aug 24
Reykjavik, Iceland
98% AI deal score
$20,482
$3,706
Save $16,776
From STL
Elite
Jul 13
Reykjavik, Iceland
98% AI deal score
$16,733
$3,824
Save $12,909
From STL
Elite
Jul 13
Reykjavik, Iceland
98% AI deal score
$17,312
$3,825
Save $13,487
From STL
Elite
Jul 27
Reykjavik, Iceland
98% AI deal score
$19,612
$3,835
Save $15,777
From STL
Elite
Jul 27
Reykjavik, Iceland
98% AI deal score
$15,776
$3,836
Save $11,940
From STL
Elite
Aug 26
Reykjavik, Iceland
98% AI deal score
$21,094
$3,856
Save $17,238
From STL
Elite
Jul 13
Reykjavik, Iceland
98% AI deal score
$16,969
$3,874
Save $13,095
From STL
Elite
Jul 27
Reykjavik, Iceland
98% AI deal score
$19,158
$3,885
Save $15,273
From STL
Elite
Jul 28
Reykjavik, Iceland
98% AI deal score
$17,293
$3,888
Save $13,405
From STL
Elite
Jul 23
Reykjavik, Iceland
98% AI deal score
$16,262
$3,888
Save $12,374
From STL
Elite
Jul 28
Reykjavik, Iceland
98% AI deal score
$19,811
$3,931
Save $15,880
From STL
Elite
Jul 09
Reykjavik, Iceland
98% AI deal score
$17,248
$3,935
Save $13,313
From STL
Elite
Jul 04
Reykjavik, Iceland
98% AI deal score
$17,488
$3,935
Save $13,553
From STL
Elite
Jul 09
Reykjavik, Iceland
98% AI deal score
$17,485
$3,936
Save $13,549
From STL
Elite
Jul 14
Reykjavik, Iceland
98% AI deal score
$16,441
$3,952
Save $12,489
From STL
Elite
Jul 14
Reykjavik, Iceland
98% AI deal score
$17,312
$3,953
Save $13,359
From STL
Elite
Jul 01
Reykjavik, Iceland
98% AI deal score
$17,545
$3,957
Save $13,588
From STL
Elite
Jun 30
Reykjavik, Iceland
98% AI deal score
$18,260
$3,957
Save $14,303
From STL
Elite
Jun 29
Reykjavik, Iceland
98% AI deal score
$18,540
$3,957
Save $14,583
From STL
Elite
Jul 20
Reykjavik, Iceland
98% AI deal score
$16,969
$3,969
Save $13,000
From STL
Elite
Jul 28
Reykjavik, Iceland
98% AI deal score
$19,617
$3,981
Save $15,636
From STL
Elite
Aug 25
Reykjavik, Iceland
98% AI deal score
$20,489
$3,983
Save $16,506
From STL
Elite
Jul 04
Reykjavik, Iceland
98% AI deal score
$17,488
$3,985
Save $13,503
From STL
Elite
Jul 09
Reykjavik, Iceland
98% AI deal score
$17,248
$3,985
Save $13,263
From STL
Elite
Jul 01
Reykjavik, Iceland
98% AI deal score
$17,545
$4,007
Save $13,538
From STL
Elite
Jul 01
Reykjavik, Iceland
98% AI deal score
$19,856
$4,007
Save $15,849
From STL
Elite
Aug 24
Reykjavik, Iceland
98% AI deal score
$19,868
$4,016
Save $15,852
From STL
Elite
Aug 23
Reykjavik, Iceland
98% AI deal score
$18,853
$4,016
Save $14,837
From STL
Elite
Aug 26
Reykjavik, Iceland
98% AI deal score
$20,898
$4,166
Save $16,732
From STL
Elite
Jul 23
Reykjavik, Iceland
97% AI deal score
$15,603
$3,887
Save $11,716
From STL
Elite
Jul 28
Reykjavik, Iceland
97% AI deal score
$15,577
$3,933
Save $11,644
From STL
Elite
Jul 20
Reykjavik, Iceland
97% AI deal score
$15,594
$3,967
Save $11,627
From STL
Elite
Aug 22
Reykjavik, Iceland
97% AI deal score
$16,725
$4,005
Save $12,720
From STL
Elite
Jul 02
Reykjavik, Iceland
96% AI deal score
$20,060
$5,655
Save $14,405
From STL
Elite
Aug 20
Reykjavik, Iceland
94% AI deal score
$20,667
$7,268
Save $13,399
From STL
Elite
Jul 27
Reykjavik, Iceland
92% AI deal score
$6,245
$3,600
Save $2,645
From STL
Elite
Jul 27
Reykjavik, Iceland
92% AI deal score
$6,153
$3,642
Save $2,511
From STL
Elite
Jul 13
Reykjavik, Iceland
91% AI deal score
$5,849
$3,746
Save $2,103
From STL
Elite
Jul 20
Reykjavik, Iceland
91% AI deal score
$5,915
$3,763
Save $2,152
From STL
Elite
Jul 27
Reykjavik, Iceland
90% AI deal score
$5,859
$3,780
Save $2,079
From STL
Elite
Jul 13
Reykjavik, Iceland
90% AI deal score
$5,850
$3,789
Save $2,061
From STL
Elite
Jul 20
Reykjavik, Iceland
90% AI deal score
$5,908
$3,805
Save $2,103
From STL
Elite
Jul 27
Reykjavik, Iceland
90% AI deal score
$5,908
$3,896
Save $2,012
From STL
Elite
Jul 27
Reykjavik, Iceland
90% AI deal score
$5,869
$3,903
Save $1,966
From STL
Elite
Jul 03
Reykjavik, Iceland
90% AI deal score
$5,693
$3,915
Save $1,778
From STL
Elite
Jul 04
Reykjavik, Iceland
90% AI deal score
$5,700
$3,915
Save $1,785
From STL
Elite
Jul 09
Reykjavik, Iceland
90% AI deal score
$5,785
$3,921
Save $1,864
From STL
Elite
Jul 04
Reykjavik, Iceland
89% AI deal score
$5,700
$3,958
Save $1,742
From STL
Elite
Jul 03
Reykjavik, Iceland
89% AI deal score
$5,693
$3,958
Save $1,735
From STL
Elite
Jul 04
Reykjavik, Iceland
89% AI deal score
$5,763
$4,006
Save $1,757
From STL
Elite
Jul 04
Reykjavik, Iceland
89% AI deal score
$5,745
$4,015
Save $1,730
From STL
Elite
Jul 04
Reykjavik, Iceland
89% AI deal score
$5,700
$4,018
Save $1,682
From STL
Elite
Jul 03
Reykjavik, Iceland
89% AI deal score
$5,733
$4,019
Save $1,714
From STL
Elite
Aug 20
Reykjavik, Iceland
83% AI deal score
$16,715
$12,637
Save $4,078
From STL
Elite
Aug 20
Reykjavik, Iceland
83% AI deal score
$16,915
$12,638
Save $4,277
From STL
Elite
Jul 10
Reykjavik, Iceland
81% AI deal score
$5,921
$4,831
Save $1,090
From STL
Elite
Oct 01
Reykjavik, Iceland
80% AI deal score
$4,239
$3,780
Save $459
From STL
Elite
Oct 21
Reykjavik, Iceland
80% AI deal score
$4,272
$3,829
Save $443
From STL
Elite
Nov 13
Reykjavik, Iceland
80% AI deal score
$4,273
$3,841
Save $432
From STL
Elite
Oct 21
Reykjavik, Iceland
80% AI deal score
$4,318
$3,882
Save $436
From STL
Elite
Aug 17
Reykjavik, Iceland
79% AI deal score
$3,666
$3,394
Save $272
From STL
Elite
Oct 23
Reykjavik, Iceland
79% AI deal score
$4,273
$3,947
Save $326
From STL
Elite
Aug 21
Reykjavik, Iceland
79% AI deal score
$21,135
$19,490
Save $1,645
From STL
Elite
Aug 23
Reykjavik, Iceland
78% AI deal score
$3,864
$3,706
Save $158
From STL
Elite
Aug 07
Reykjavik, Iceland
78% AI deal score
$2,835
$2,713
Save $122
From STL
Elite
Aug 21
Reykjavik, Iceland
77% AI deal score
$3,675
$3,622
Save $53
From STL
Elite
Aug 23
Reykjavik, Iceland
77% AI deal score
$3,666
$3,627
Save $39
From STL
Elite
Aug 23
Reykjavik, Iceland
77% AI deal score
$3,787
$3,785
Save $2
From STL
Elite
Jul 21
Reykjavik, Iceland
77% AI deal score
$19,253
$19,203
Save $50
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,737
$2,713
Save $24
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,723
$2,713
Save $10
From STL
Elite
Nov 12
Reykjavik, Iceland
76% AI deal score
$2,763
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,816
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,817
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,823
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$2,921
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$2,921
From STL
Elite
Jul 23
Reykjavik, Iceland
76% AI deal score
$2,950
$2,922
Save $28
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,925
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$2,926
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$2,926
From STL
Elite
Aug 13
Reykjavik, Iceland
76% AI deal score
$3,016
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$3,024
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$3,024
From STL
Elite
Aug 16
Reykjavik, Iceland
76% AI deal score
$3,024
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$3,031
From STL
Elite
Aug 03
Reykjavik, Iceland
76% AI deal score
$3,031
From STL
Elite
Jul 28
Reykjavik, Iceland
76% AI deal score
$3,045
From STL
Elite
Jul 28
Reykjavik, Iceland
76% AI deal score
$3,050
From STL
Elite
Aug 11
Reykjavik, Iceland
76% AI deal score
$3,050
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$3,053
From STL
Elite
Aug 11
Reykjavik, Iceland
76% AI deal score
$3,058
From STL
Elite
Jul 13
Reykjavik, Iceland
76% AI deal score
$3,062
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$3,078
From STL
Elite
Jul 17
Reykjavik, Iceland
76% AI deal score
$3,085
From STL
Elite
Aug 07
Reykjavik, Iceland
76% AI deal score
$3,089
From STL
Elite
Jul 10
Reykjavik, Iceland
76% AI deal score
$3,094