Chicago to Oslo flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Chicago to Oslo is €223 (checked on 28 Oct 2026).
Your next trip, last seen at €223
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €223, departing 26 Jan 2027 (Last checked: 28 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 119Check live prices for this route
- Airlines seen
- Aer Lingus, Air Canada, Air France, British Airways, easyJet, Frontier Airlines, Icelandair, KLM, Lufthansa, SAS, TAP Air Portugal, Turkish Airlines, United Airlines (13)
- Typical journey time
- 12h 20m
About this route
Explore the fares we observed from Chicago to Oslo. Prices move often, so pick your dates to see the latest options.
- Route distance
- 6,500 km
- Typical journey time
- 12h 20m
- Seen on fares with a connection
- Icelandair, TAP Air Portugal, SAS, United Airlines, British Airways, Turkish Airlines, Frontier Airlines, KLM (8)
- Alternative airports
- CGX, DPA, MDW, PWK, RFD, TRF
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
- Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
- Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.
- Oslo Gardermoen (OSL) → Oslo, city gazetteer reference point (59.9139, 10.7522): ≈ 37 km.
- Sandefjord Airport, Torp (TRF) → Oslo, city gazetteer reference point (59.9139, 10.7522): ≈ 86 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Chicago to Oslo: January 2027, from €223 (checked 28 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| December 2026 | €803 | 4 |
| January 2027 | €223 | 10 |
| February 2027 | €223 | 27 |
| March 2027 | €223 | 30 |
| April 2027 | €223 | 30 |
| May 2027 | €241 | 16 |
Lowest fare by day of the week
Cheapest day of the week from Chicago to Oslo: Monday, from €223 (checked 28 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €223 | 16 |
| Tuesday | €223 | 15 |
| Wednesday | €223 | 17 |
| Thursday | €268 | 16 |
| Friday | €259 | 18 |
| Saturday | €259 | 19 |
| Sunday | €223 | 18 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Chicago to Oslo by days until departure (61 days or more): €223 (checked 28 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 31 to 60 days | €803 | 4 |
| 61 days or more | €223 | 113 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Chicago to Oslo: TAP Air Portugal, from €227 (checked 21 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| TAP Air Portugal | €227Nov 11, 2026 | 30 |
| Icelandair | €242Jan 18, 2027 | 34 |
| British Airways | €298Jan 26, 2027 | 6 |
| Frontier Airlines | €342Nov 14, 2026 | 4 |
| Turkish Airlines | €422Nov 5, 2026 | 5 |
| United Airlines | €534Dec 23, 2026 | 5 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Chicago to Oslo?
The lowest fare Routavio has observed is €223, found on 28 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Chicago to Oslo?
Cheapest month from Chicago to Oslo: January 2027, from €223 (checked 28 Oct 2026).
Are there direct flights from Chicago to Oslo?
Our data holds no non-stop flight from Chicago to Oslo. The fares on this page include at least one stop.
Which airlines fly from Chicago to Oslo?
Routavio has seen these carriers on the route: Aer Lingus, Air Canada, Air France, British Airways, easyJet, Frontier Airlines, Icelandair, KLM, Lufthansa, SAS, TAP Air Portugal, Turkish Airlines, United Airlines (13).
How long does the flight from Chicago to Oslo take?
Across the 83 fares Routavio observed, the average journey time is 17h 07m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Chicago to Oslo fares were non-stop?
None of the 83 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which day of the week is cheapest from Chicago to Oslo?
Cheapest day of the week from Chicago to Oslo: Monday, from €223 (checked 28 Oct 2026).
Which airline has the lowest fare from Chicago to Oslo?
Cheapest airline from Chicago to Oslo: TAP Air Portugal, from €227 (checked 21 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.