$246+ Cheap flights from Chicago (CHI) to Oslo
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — OSL
Jun 24 — Jul 11
Round-trip
1 adult, Economy
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Cheapest flights from Chicago to OsloExplore the most affordable flight options available from Chicago to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
Explore the most affordable flight options available from Chicago to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 25, 2026.
This Lufthansa deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:30 pm
ORD
- OSL
1 stop12h 55m
Lufthansa
Sun 9/206:25 am
OSL
- ORD
1 stop13h 30m
Lufthansa
Deal found 5/21![Lufthansa logo]()
$530
This Austrian Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:55 pm
ORD
- OSL
2 stops15h 40m
Austrian Airlines
Sat 9/1912:20 pm
OSL
- ORD
1 stop32h 00m
Austrian Airlines
Deal found 5/21![Austrian Airlines logo]()
$557
This oojo deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 pm
ORD
- OSL
1 stop10h 05m
Icelandair
Sun 11/81:10 pm
OSL
- ORD
1 stop11h 10m
Icelandair
Deal found 5/23![Icelandair logo]()
$563
This oojo deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:30 pm
ORD
- OSL
1 stop19h 05m
Icelandair
Tue 12/221:10 pm
OSL
- ORD
1 stop11h 10m
Icelandair
Deal found 5/23![Icelandair logo]()
$587
This SWISS deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/222:20 pm
ORD
- OSL
1 stop26h 50m
SWISS
Wed 7/85:35 am
OSL
- ORD
1 stop14h 00m
SWISS
Deal found 5/24![SWISS logo]()
$589
This Icelandair deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:30 pm
ORD
- OSL
1 stop10h 05m
Icelandair
Thu 11/129:30 pm
OSL
- ORD
1 stop26h 50m
Icelandair
Deal found 5/20![Icelandair logo]()
$595
This oojo deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:30 pm
ORD
- OSL
1 stop10h 05m
Icelandair
Sun 11/299:30 pm
OSL
- ORD
1 stop26h 50m
Icelandair
Deal found 5/24![Icelandair logo]()
$597
This Lufthansa deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 pm
ORD
- OSL
1 stop12h 50m
Lufthansa
Fri 8/216:25 am
OSL
- ORD
1 stop20h 30m
Lufthansa
Deal found 5/23![Lufthansa logo]()
$614
This Mytrip deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:25 pm
ORD
- OSL
1 stop9h 50m
Icelandair
Wed 10/211:50 pm
OSL
- ORD
1 stop11h 25m
Icelandair
Deal found 5/22![Icelandair logo]()
$619
This oojo deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:25 pm
ORD
- OSL
1 stop10h 00m
Icelandair
Sun 10/251:10 pm
OSL
- ORD
1 stop11h 10m
Icelandair
Deal found 5/24![Icelandair logo]()
$628
This Cheapflightsfares deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:15 pm
ORD
- TRF
1 stop11h 50m
Scandinavian Airlines
Mon 11/166:00 am
TRF
- ORD
1 stop17h 45m
Scandinavian Airlines
Deal found 5/23![Scandinavian Airlines logo]()
$629
This Scandinavian Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm
ORD
- TRF
1 stop22h 15m
Scandinavian Airlines
Thu 11/126:00 am
TRF
- ORD
1 stop17h 45m
Scandinavian Airlines
Deal found 5/20![Scandinavian Airlines logo]()
$641
Best flights from Chicago to OsloDiscover carefully curated flight deals from Chicago to Oslo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
Discover carefully curated flight deals from Chicago to Oslo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 25, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm
ORD
- TRF
1 stop22h 15m
Scandinavian Airlines
Thu 11/126:00 am
TRF
- ORD
1 stop17h 45m
Scandinavian Airlines
Deal found 5/24![Scandinavian Airlines logo]()
$641
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:27 pm
MDW
- OSL
2 stops15h 23m
Delta
Sun 8/236:30 am
OSL
- MDW
2 stops18h 31m
Delta
Deal found 5/23![Delta logo]()
$750
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:30 pm
ORD
- OSL
2 stops24h 35m
United Airlines
Sat 9/126:45 am
OSL
- ORD
1 stop12h 15m
United Airlines
Deal found 5/22![United Airlines logo]()
$773
This KLM deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/204:50 pm
ORD
- OSL
1 stop15h 35m
KLM
Thu 7/309:20 am
OSL
- ORD
1 stop11h 55m
KLM
Deal found 5/20![KLM logo]()
$899
This Icelandair deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/910:25 pm
ORD
- TRF
2 stops12h 35m
Multiple Airlines
Tue 8/1812:10 pm
TRF
- ORD
2 stops13h 05m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,002
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/181:27 pm
MDW
- OSL
2 stops17h 18m
Delta
Tue 8/256:30 am
OSL
- MDW
2 stops16h 45m
Delta
Deal found 5/23![Delta logo]()
$750
This United Airlines deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:16 pm
ORD
- OSL
2 stops15h 39m
United Airlines
Mon 9/76:45 am
OSL
- ORD
2 stops15h 10m
United Airlines
Deal found 5/22![United Airlines logo]()
$776
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/89:24 am
MDW
- OSL
2 stops16h 21m
Delta
Fri 8/216:30 am
OSL
- MDW
2 stops19h 03m
Delta
Deal found 5/23![Delta logo]()
$755
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:40 pm
ORD
- OSL
1 stop17h 25m
United Airlines
Thu 10/226:45 am
OSL
- ORD
2 stops20h 27m
United Airlines
Deal found 5/21![United Airlines logo]()
$802
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:20 pm
ORD
- OSL
2 stops16h 20m
Delta
Thu 9/109:20 am
OSL
- ORD
1 stop11h 55m
Delta
Deal found 5/24![Delta logo]()
$771
This Icelandair deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/510:25 pm
ORD
- TRF
2 stops12h 35m
Multiple Airlines
Tue 7/2112:10 pm
TRF
- ORD
2 stops13h 05m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$1,005
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:45 pm
MDW
- OSL
2 stops15h 55m
Delta
Sun 9/206:30 am
OSL
- MDW
2 stops19h 03m
Delta
Deal found 5/24![Delta logo]()
$780
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/24:20 pm
ORD
- OSL
1 stop17h 00m
Delta
Sun 8/166:30 am
OSL
- ORD
2 stops18h 58m
Delta
Deal found 5/20![Delta logo]()
$780
This Icelandair deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:25 pm
ORD
- TRF
2 stops12h 35m
Multiple Airlines
Wed 8/512:10 pm
TRF
- ORD
2 stops13h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$1,133
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:00 pm
MDW
- OSL
2 stops15h 05m
Delta
Wed 10/216:30 am
OSL
- MDW
2 stops17h 20m
Delta
Deal found 5/22![Delta logo]()
$785
This Icelandair deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/810:25 pm
ORD
- TRF
2 stops12h 35m
Multiple Airlines
Wed 7/2212:10 pm
TRF
- ORD
2 stops13h 05m
Multiple Airlines
Deal found 5/20![Multiple Airlines logo]()
$1,133
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1612:30 pm
MDW
- OSL
2 stops15h 35m
Delta
Sun 10/258:00 am
OSL
- MDW
2 stops19h 45m
Delta
Deal found 5/23![Delta logo]()
$785
This Icelandair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:25 pm
ORD
- TRF
2 stops12h 35m
Multiple Airlines
Wed 8/1212:10 pm
TRF
- ORD
2 stops13h 05m
Multiple Airlines
Deal found 5/24![Multiple Airlines logo]()
$1,133
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:30 pm
ORD
- OSL
2 stops15h 15m
Delta
Fri 10/22:10 pm
OSL
- ORD
2 stops16h 47m
Delta
Deal found 5/22![Delta logo]()
$811
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:30 am
MDW
- OSL
2 stops16h 15m
Delta
Fri 10/26:30 am
OSL
- MDW
2 stops19h 03m
Delta
Deal found 5/24![Delta logo]()
$815
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:22 am
ORD
- OSL
2 stops14h 23m
Delta
Sun 8/236:30 am
OSL
- ORD
1 stop15h 40m
Delta
Deal found 5/23![Delta logo]()
$836
This Delta deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:22 am
ORD
- OSL
2 stops16h 43m
Delta
Sat 8/226:30 am
OSL
- ORD
2 stops14h 06m
Delta
Deal found 5/23![Delta logo]()
$839
This Delta deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:17 am
MDW
- OSL
2 stops16h 28m
Delta
Tue 6/166:30 am
OSL
- MDW
2 stops19h 01m
Delta
Deal found 5/22![Delta logo]()
$914
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:58 pm
MDW
- OSL
2 stops14h 22m
Delta
Mon 7/206:30 am
OSL
- MDW
2 stops18h 55m
Delta
Deal found 5/21![Delta logo]()
$914
Last-minute flights from Chicago to OsloDiscover last-minute flight deals from Chicago to Oslo. Data last updated May 25, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Oslo. Data last updated May 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/244:05 pm
ORD
- OSL
1 stop13h 15m
United Airlines
Tue 5/266:45 am
OSL
- ORD
1 stop12h 15m
United Airlines
Deal found 5/20![United Airlines logo]()
$870
This FlightHub deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:40 pm
ORD
- OSL
1 stop13h 15m
Multiple Airlines
Wed 5/272:05 pm
OSL
- ORD
1 stop32h 50m
Multiple Airlines
Deal found 5/21![Multiple Airlines logo]()
$866
This United Airlines deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:40 pm
ORD
- OSL
1 stop13h 15m
United Airlines
Wed 5/279:55 am
OSL
- ORD
2 stops16h 00m
United Airlines
Deal found 5/21![United Airlines logo]()
$876
This Mytrip deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2512:55 pm
ORD
- OSL
2 stops22h 00m
Air Canada
Wed 5/2711:45 am
OSL
- ORD
2 stops27h 05m
Air Canada
Deal found 5/21![Air Canada logo]()
$878
This Cheapflightsfares deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:05 pm
ORD
- OSL
1 stop22h 05m
SWISS
Thu 6/115:35 am
OSL
- ORD
1 stop14h 20m
SWISS
Deal found 5/24![SWISS logo]()
$852
This oojo deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/47:25 pm
ORD
- OSL
1 stop10h 10m
Icelandair
Thu 6/114:30 pm
OSL
- ORD
1 stop32h 45m
Icelandair
Deal found 5/21![Icelandair logo]()
$862
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/912:50 pm
MDW
- OSL
2 stops15h 15m
Delta
Mon 6/156:30 am
OSL
- MDW
2 stops19h 01m
Delta
Deal found 5/20![Delta logo]()
$914
This Icelandair deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2010:25 pm
ORD
- OSL
1 stop10h 00m
Icelandair
Thu 7/94:30 pm
OSL
- ORD
1 stop32h 45m
Icelandair
Deal found 5/24![Icelandair logo]()
$873
This KAYAK deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2110:25 pm
ORD
- OSL
1 stop10h 00m
Icelandair
Sat 7/114:30 pm
OSL
- ORD
1 stop32h 45m
Icelandair
Deal found 5/24![Icelandair logo]()
$872
This SWISS deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/222:20 pm
ORD
- OSL
1 stop26h 50m
SWISS
Wed 7/85:35 am
OSL
- ORD
1 stop14h 00m
SWISS
Deal found 5/24![SWISS logo]()
$589
This Justfly.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/227:25 pm
ORD
- OSL
1 stop13h 00m
Icelandair
Thu 7/94:30 pm
OSL
- ORD
1 stop32h 45m
Icelandair
Deal found 5/24![Icelandair logo]()
$850
This Justfly.com deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/247:25 pm
ORD
- OSL
1 stop13h 00m
Icelandair
Thu 7/94:30 pm
OSL
- ORD
1 stop32h 45m
Icelandair
Deal found 5/24![Icelandair logo]()
$875
One-way flights from Chicago to OsloSearch for one-way flight options from Chicago to Oslo. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
Search for one-way flight options from Chicago to Oslo. Find affordable one-way fares based on user searches. Data last updated May 25, 2026.
This oojo deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:30 pm
ORD
- OSL
1 stop10h 05m
Icelandair
Deal found 5/21![Icelandair logo]()
$246
This Mytrip deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 pm
ORD
- OSL
1 stop19h 05m
Icelandair
Deal found 5/22![Icelandair logo]()
$249
This Mytrip deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:25 pm
ORD
- OSL
1 stop10h 00m
Icelandair
Deal found 5/20![Icelandair logo]()
$303
This Gotogate deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:25 pm
ORD
- OSL
1 stop10h 10m
Icelandair
Deal found 5/23![Icelandair logo]()
$305
This oojo deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:25 pm
ORD
- OSL
1 stop13h 00m
Icelandair
Deal found 5/20![Icelandair logo]()
$308
This oojo deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:25 pm
ORD
- OSL
1 stop10h 10m
Icelandair
Deal found 5/25![Icelandair logo]()
$309
This FlightHub deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:25 pm
ORD
- OSL
1 stop10h 10m
Icelandair
Deal found 5/24![Icelandair logo]()
$314
This Cheapflightsfares deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:10 pm
ORD
- OSL
1 stop14h 00m
British Airways
Deal found 5/23![British Airways logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 5/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:30 pm
ORD
- TRF
3 stops35h 50m
Multiple Airlines
Deal found 5/22![Multiple Airlines logo]()
$322
This Iberia deal was found by Cheapflights users on 5/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/25:00 pm
ORD
- OSL
1 stop23h 40m
Multiple Airlines
Deal found 5/23![Multiple Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:10 pm
MDW
- OSL
2 stops20h 30m
Delta
Deal found 5/20![Delta logo]()
$326
This Delta deal was found by Cheapflights users on 5/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:15 pm
ORD
- OSL
2 stops18h 35m
Delta
Deal found 5/21![Delta logo]()
$326
Find flight deals from Chicago to Oslo
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 25, 2026.
Round-trip from | $530 (Lufthansa) |
|---|---|
One-way from | $246 (oojo) |
Popular in | June |
Cheapest in | January |
Average price | $697 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago to Oslo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 25, 2026.
Use the filters below to find and compare flights from Chicago to Oslo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoOslo
ORD - TRF
ORDTRF
Chicago O'Hare Intl
Sun 11/8
7:15 pm-12:30 am
1 stop22h 15m
Oslo Sandefjord
Thu 11/12
6:00 am-4:45 pm
1 stop17h 45m
$641
ChicagoOslo
MDW - OSL
MDWOSL
Chicago Midway
Mon 8/10
1:27 pm-11:50 am
2 stops15h 23m
Oslo Gardermoen
Sun 8/23
6:30 am-6:01 pm
2 stops18h 31m
$750
ChicagoOslo
MDW - OSL
MDWOSL
Chicago Midway
Tue 8/18
1:27 pm-1:45 pm
2 stops17h 18m
Oslo Gardermoen
Tue 8/25
6:30 am-4:15 pm
2 stops16h 45m
$750
ChicagoOslo
MDW - OSL
MDWOSL
Chicago Midway
Sat 8/8
9:24 am-8:45 am
2 stops16h 21m
Oslo Gardermoen
Fri 8/21
6:30 am-6:33 pm
2 stops19h 03m
$755
ChicagoOslo
ORD - OSL
ORDOSL
Chicago O'Hare Intl
Thu 9/3
5:20 pm-4:40 pm
2 stops16h 20m
Oslo Gardermoen
Thu 9/10
9:20 am-2:15 pm
1 stop11h 55m
$771
ChicagoOslo
ORD - OSL
ORDOSL
Chicago O'Hare Intl
Fri 9/4
2:30 pm-10:05 pm
2 stops24h 35m
Oslo Gardermoen
Sat 9/12
6:45 am-12:00 pm
1 stop12h 15m
$773
ChicagoOslo
ORD - OSL
ORDOSL
Chicago O'Hare Intl
Thu 9/3
12:16 pm-10:55 am
2 stops15h 39m
Oslo Gardermoen
Mon 9/7
6:45 am-2:55 pm
2 stops15h 10m
$776
ChicagoOslo
MDW - OSL
MDWOSL
Chicago Midway
Sun 9/6
5:45 pm-4:40 pm
2 stops15h 55m
Oslo Gardermoen
Sun 9/20
6:30 am-6:33 pm
2 stops19h 03m
$780
ChicagoOslo
ORD - OSL
ORDOSL
Chicago O'Hare Intl
Sun 8/2
4:20 pm-4:20 pm
1 stop17h 00m
Oslo Gardermoen
Sun 8/16
6:30 am-6:28 pm
2 stops18h 58m
$780
ChicagoOslo
MDW - OSL
MDWOSL
Chicago Midway
Wed 10/7
1:00 pm-11:05 am
2 stops15h 05m
Oslo Gardermoen
Wed 10/21
6:30 am-4:50 pm
2 stops17h 20m
$785
Showing 1-10 of 54 resultsSorted by cheapest first
Best time to book a flight from Chicago to Oslo
Have a flexible travel schedule? Discover the best time to fly to Oslo from Chicago with our price prediction graph.
CHI-OS1
ORD-OSL
ORD-TRF
MDW-OSL
MDW-TRF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Chicago to Oslo
CHI-OS1
ORD-OSL
ORD-TRF
MDW-OSL
MDW-TRF
What is the cheapest month to book a flight from Chicago to Oslo?
Currently, September is the cheapest month in which you can book a flight from Chicago to Oslo (average of $225). Flying from Chicago to Oslo in July is currently the most expensive (average of $424). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Chicago to Oslo?
How often are flights from Chicago to Oslo delayed?
About 50% of weekly flights between Chicago and Oslo have experienced delays in the past year, with the average delay time being 289 minutes.
What is the most punctual flight time for Chicago to Oslo flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Chicago to Oslo flights?
Over the last year, Atlas Air have had the lowest number of delays on this route, with just 52% of flights being delayed.
How far ahead should I book a flight from Chicago to Oslo?
Booking 60 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Oslo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Oslo
Get insights into the airlines that provide service to Oslo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo. Reviews last updated May 25, 2026.
Read through reviews of airlines operating flights from Chicago to Oslo, such as KLM,Scandinavian Airlines, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Boarding
7.8
Crew
8.4
Food
7.3
Overall
7.8
Entertainment
7.2
Comfort
7.7
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from Chicago to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Chicago and Oslo flights
Browse other Chicago and Oslo flight options. Last updated on May 25, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on May 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Chicago to Oslo
Discover the top 7 airlines that operate flights from Chicago to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$384 | Average$671 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$397 | Average$614 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$494 | Average$592 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$505 | Average$592 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$513 | Average$728 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$516 | Average$770 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$527 | Average$634 | FlexibilityNo cancel fee | On-time69% |