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The cheapest order to fly Reykjavik, Oslo and Copenhagen from Chicago

There are 6 ways to fly these cities. They do not cost the same. The cheapest works out at about $921 a person and the most expensive at $1,376, a difference of $455 for visiting exactly the same places.

Fly them in this order

Chicago → Copenhagen → Reykjavik → Oslo → Chicago

About $921 per person in flights, based on fares recently seen on these routes.

Every order, priced

  1. Chicago → Copenhagen → Reykjavik → Oslo → Chicago$921
    cheapest order
  2. Chicago → Copenhagen → Oslo → Reykjavik → Chicago$940
    $19 more per person
  3. Chicago → Reykjavik → Copenhagen → Oslo → Chicago$1,087
    $166 more per person
  4. Chicago → Oslo → Copenhagen → Reykjavik → Chicago$1,218
    $297 more per person
  5. Chicago → Reykjavik → Oslo → Copenhagen → Chicago$1,282
    $361 more per person
  6. Chicago → Oslo → Reykjavik → Copenhagen → Chicago$1,376
    $455 more per person

Why Copenhagen first

  1. Chicago to Copenhagen$265
  2. Copenhagen to Reykjavik$127
  3. Reykjavik to Oslo$90
  4. Oslo to Chicago$439
  • Out of Chicago, Copenhagen is the cheapest first stop at about $265. Oslo would be $509.
  • Going home, Oslo is the cheapest city to leave from at about $439, against $660 from Copenhagen.
  • The dearest order pays $660 for Copenhagen to Chicago, a flight the cheapest order never takes.
  • Oslo to Chicago is 48% of what the cheapest order spends on flights, so it is the leg to watch.

Between the cities

  • Copenhagen to Reykjavik: about 2,110 km (1310 miles) as the crow flies. No train or bus we would suggest instead of flying.
  • Reykjavik to Oslo: about 1,750 km (1090 miles) as the crow flies. No train or bus we would suggest instead of flying.

Entry rules on a US passport

  • US passport: visa-free in the Schengen area for 90 days in any 180. The Entry/Exit System registers biometrics at the border, and the ETIAS pre-travel authorisation may now be required; check the official site. Official source
  • US passport: Iceland is in Schengen; visa-free 90 days, ETIAS rules apply when live. Official source

Rules change; check the official source for your passport and dates before you book.

How much the order matters here

Getting the order right is worth $455 a person on this trip, 49% of what the cheapest way round costs. Of the 73 trips we price in full, that is number 10 for how much the order matters, one of the trips where it matters most: flying these cities in the wrong order is an expensive mistake.

What these numbers are

Cached one-way fares, 12 of 12 legs priced from real observations, put together on October 29, 2026, from fares departing October 30, 2026 onwards. Right for comparing one order with another, not a quote for your dates.

A plan prices your own dates and weighs hours as well as fares, so it can pick a different order from this page.

Other trips priced this way

From Chicago

Trips through the same cities

Put dates on it

Same cities on real dates, plus what one search cannot show: layovers long enough to count as a free city, two tickets that beat one, and cheaper days either side. No account and no card.

One press starts it on January 2, 2027 to January 16, 2027, 14 days, for 2 travelers. Our dates, not yours, and about two minutes.

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