The cheapest times to fly from BWI to KOI are

  • January 8th to March 25th
  • October 15th to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BWI to KOI is late January. Prices can be as high as $1949 for Saturday flights during late July, or as low as $807 for Tuesday flights around late January.


When to Fly to Kirkwall

Flying from Baltimore, MD (BWI) to Kirkwall (KOI) will usually cost between $809 to $1482 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $827. Due to high demand the most expensive time to fly is late July, with an average price of $1562. Planning your trip to low-cost times can easily save you $734 on economy flights and even more on first-class flights. Generally, any price below $894 can be considered a good price for a round-trip BWI to KOI flight.

See below for a graph of average weekly prices for the BWI to KOI route. All prices are for round-trip tickets in USD.

BWI to KOI Flight Prices

Compared to other flights, the BWI to KOI flight is cheaper than the average and costs less than the average flight leaving from Baltimore. The average price per mile (for a direct flight) is $0.16, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $462 (25%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $941. Return trip prices are from the KOI to BWI flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BWI to KOI can generally find a 2-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 7 hour 6 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from BWI to KOI while comparing.

Destination alternative #1: Inverness Airport (INV) in Inverness

  • 106 miles (171 km) away from KOI
  • Usually 6.04% less expensive than KOI
  • 1-layover flights available

See BWI to INV flights

Destination alternative #2: Sumburgh Airport (LSI) in Lerwick

  • 85 miles (137 km) away from KOI
  • Usually 0.34% less expensive than KOI
  • 2-layover flights available

See BWI to LSI flights


Flight Questions Answered

Still have questions about flying from BWI to KOI? We’ve got answers.

Which airlines fly this route?

You can find 7 major airlines flying this route most often: Air Canada, American, British Airways, Delta, Loganair, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Kirkwall Airport to Baltimore/Washington International Thurgood Marshall Airport?

The distance between the two airports is roughly 3401 miles or 5473 kilometers.

How long does it take to fly from BWI to KOI?

The real-world flight time for a nonstop BWI to KOI flight is about 7 hour 6 minutes.

How many flights go between Baltimore, MD and Kirkwall?

It depends on the day of the week and the date, but a typical day might have around 19 available flights from BWI to KOI.


Airport Location Info


Departing Airport

Origination code BWI
Origination airport name Baltimore/Washington International Thurgood Marshall Airport
City Baltimore, MD
Country the United States
Latitude 39.2
Longitude -76.7

Return Airport

Destination code KOI
Destination airport name Kirkwall Airport
City Kirkwall
Country the United Kingdom
Latitude 59
Longitude -2.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.