The cheapest times to fly from BWI to KOA are

  • January 1st to February 25th (except the week of February 12th)
  • August 6th to December 16th (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 KOA is late October. Prices can be as high as $1440 for Saturday flights during late December, or as low as $533 for Tuesday flights around late October.


When to Fly to Kailua-Kona

Flying from Baltimore, MD (BWI) to Kona, HI (KOA) will usually cost between $554 to $1004 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $570. Due to high demand the most expensive time to fly is late December, with an average price of $1035. Planning your trip to low-cost times can easily save you $465 on economy flights and even more on first-class flights. Generally, any price below $813 can be considered a good price for a round-trip BWI to KOA flight.

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

BWI to KOA Flight Prices

Compared to other flights, the BWI to KOA 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 $0.1, 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 $135 (15%) 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 $729. Return trip prices are from the KOA 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 KOA can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 9 hour 38 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 KOA while comparing.

Destination alternative #1: Kahului Airport (OGG) in Kahului, HI

  • 84 miles (135 km) away from KOA
  • Usually 25.22% less expensive than KOA
  • 1-layover flights available

See BWI to OGG flights


Flight Hacking BWI to KOA

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from BWI to KOA — but Champion Traveler does!

Hack #1: San Diego, CA (BWI > SAN > KOA)

  • Price for both tickets: $723
  • Average savings: $91 (11.13%)

See BWI to SAN flights

Hack #2: Los Angeles, CA (BWI > LAX > KOA)

  • Price for both tickets: $755
  • Average savings: $59 (7.2%)

See BWI to LAX flights

Hack #3: San Jose, CA (BWI > SJC > KOA)

  • Price for both tickets: $757
  • Average savings: $57 (6.95%)

See BWI to SJC flights


Flight Questions Answered

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

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Fiji Airways, Hawaiian, JetBlue, Southwest, United, and potentially more during busy seasons.

How far away is it from Ellison Onizuka Kona International at Keahole Airport to Baltimore/Washington International Thurgood Marshall Airport?

The distance between the two airports is roughly 4811 miles or 7743 kilometers.

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

The real-world flight time for a nonstop BWI to KOA flight is about 9 hour 38 minutes.

How many flights go between Baltimore, MD and Kona, HI?

It depends on the day of the week and the date, but a typical day might have around 104 available flights from BWI to KOA.


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 KOA
Destination airport name Ellison Onizuka Kona International at Keahole Airport
City Kona, HI
Country the United States
Latitude 19.7
Longitude -156


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.