$218 Cheap Delta flights Baltimore (BWI) to Kailua-Kona (KOA)

View $218 flight on Thu, Jan 22, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$218 Cheap Delta flights Baltimore (BWI) to Kailua-Kona (KOA)

Prices were available within the past 7 days and start at $218 for one-way flights and $429 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jan 12 - Mon, Jan 19
BWI
Baltimore
KOA
Kona Coast
$429 Roundtrip, found 16 hours ago
$429
Roundtrip
found 16 hours ago
Select Delta flight, departing Mon, Jan 12 from Baltimore to Kona Coast, returning Mon, Jan 19, priced at $429 found 16 hours ago
Delta
Tue, Jan 13 - Tue, Jan 20
BWI
Baltimore
KOA
Kona Coast
$434 Roundtrip, just found
$434
Roundtrip
just found
Select Delta flight, departing Tue, Jan 13 from Baltimore to Kona Coast, returning Tue, Jan 20, priced at $434 just found
Delta
Tue, Mar 10 - Tue, Mar 17
BWI
Baltimore
KOA
Kona Coast
$447 Roundtrip, found 1 day ago
$447
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Mar 10 from Baltimore to Kona Coast, returning Tue, Mar 17, priced at $447 found 1 day ago
Delta
Thu, Jan 22 - Thu, Jan 29
BWI
Baltimore
KOA
Kona Coast
$455 Roundtrip, found 2 hours ago
$455
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Jan 22 from Baltimore to Kona Coast, returning Thu, Jan 29, priced at $455 found 2 hours ago
Delta
Thu, Jan 22 - Mon, Jan 26
BWI
Baltimore
KOA
Kona Coast
$457 Roundtrip, found 1 day ago
$457
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Jan 22 from Baltimore to Kona Coast, returning Mon, Jan 26, priced at $457 found 1 day ago
Delta
Mon, Feb 2 - Tue, Feb 10
BWI
Baltimore
KOA
Kona Coast
$462 Roundtrip, found 3 days ago
$462
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Feb 2 from Baltimore to Kona Coast, returning Tue, Feb 10, priced at $462 found 3 days ago

Find the cheapest month to fly from Baltimore (BWI) to Kailua-Kona (KOA)

September is typically the cheapest month to fly

From $427 - $743 per traveler.

Alternative airports near Kailua-Kona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kona Intl. KOA. Cheapest option available. Flights from $745
KOA
Kona Intl.
Cheapest
Flights from $745
Flights from Baltimore (BWI) to Kailua-Kona (KOA)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Popular airline
United
Distance
4811 mi

Frequently asked questions

How much is a Delta Air Lines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kona Intl. Airport (KOA)?
You'll discover affordable return Delta Air Lines flights from $429 from BWI to KOA by sorting your results from "Price (lowest to highest)" on Expedia. Or look for deals from $218 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BWI to KOA with Delta Air Lines?
Search for one-way or round-trip flights to Kailua-Kona in October or September. You could find lower fares with Delta Air Lines during these off-peak times.
What is the cheapest time to book flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kona Intl. Airport (KOA) with Delta Air Lines?
Search for cheap Delta Air Lines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kona Intl. Airport (KOA) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kona Intl. Airport (KOA)?
Use our "Nonstop" filter when looking for direct Delta Air Lines flights from BWI to KOA. You'll also be able to compare other carriers offering the same nonstop trip.
What is the earliest Delta Air Lines flight from BWI to KOA?
Find Delta Air Lines's earliest flights from BWI to KOA by selecting our "Morning" and "Early Morning" filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Kailua-Kona?
Board a Delta Air Lines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kailua-Kona, and you'll likely touch down at Kona Intl. Airport (KOA). This is the airline's primary hub here.
Why fly with Delta Air Lines from BWI to KOA?
Traveling from BWI to KOA with Delta Air Lines comes with a host of benefits, including a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Kona Intl. Airport (KOA)?
You can usually cancel or reschedule your flight, although there may be a charge if you made your booking more than 24 hours ago. Want to keep your options open? Use Expedia's "Changes included" or "No cancel fee" filter to find flights that won't charge extra if you have to alter your plans. To update your booking, head to "Trips," select your flight and click on "Manage Booking" for more information.

Explore a world of travel with Expedia

*Available to One Key members.