Cheap flights from Washington D.C. to Hilo

Compare Washington D.C. to Hilo flight deals

Find the cheapest month or even day of the year to fly to Hilo

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Find the cheapest month to fly from Washington D.C. to Hilo

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington D.C. to Hilo flights are currently cheapest in August.

Washington D.C. to Hilo: Alternative routes

Compare routes from Washington D.C. to Hilo below. You may find an airport to fly into that's cheaper, faster, or easier than Hilo.

Washington D.C. to Hilo: Flight information

The things to know before you go.
Cheapest flight found$398
Cheapest month to flyAugust

Finding cheap flights from Washington D.C. to Hilo: Frequently asked questions

The best price we found for a return flight from Washington D.C. to Hilo is $1,503. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington D.C. to Hilo. But we found flights with one stop from $1,503.
As of February 2026, there are no flights flying from Washington D.C. to Hilo.
The cheapest month to fly from Washington D.C. to Hilo is usually March.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Washington D.C. to Hilo Airport on Saturday, 7 March 2026.
No airlines currently offer direct flights between Washington D.C. and Hilo Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Hilo but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Hilo is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Hilo is United .

Flying from Washington DC to Hilo International Airport (ITO): What you need to know

  • Start your travels at one of Washington DC's main airports, Ronald Reagan National Airport (DCA) or Washington Dulles International Airport (IAD). Check out your options for booking a flight from Washington DC to Hilo International Airport (ITO) taking off from either of these.

  • Hilo International Airport is located in Hilo. The city follows the UTC-10 timezone and is six hours behind Washington DC.

  • To ensure you catch your flight from Washington DC to ITO, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and an hour before domestic flights is the standard rule.

  • With more people on the move during high season, it's wise to get to your terminal even earlier. Two hours for domestic flights and up to four for international trips will help you deal with longer queues.

Airports in Washington DC

Ronald Reagan National Airport (DCA)

  • DCA is about 8 kilometres from central Washington DC. If you're catching a cab, driving or ride-sharing from the centre, it'll take you 15 minutes or so to get there, depending on the traffic. If you're planning to take public transport, expect the journey time to be around 45 minutes.

  • Want a leisurely start to your travels? Stay near Ronald Reagan National Airport. Whether you're catching an early flight from Washington DC to Hilo International Airport or just don't want to be rushed, these hotels are the ideal choice:

  • Of all flights departing from Ronald Reagan National Airport, 76.44% arrive as scheduled at their destination.

  • DCA is located at 1 Aviation Circle.

Washington Dulles International Airport (IAD)

Baltimore/Wash International Thurgood Marshall Airport (BWI)

  • BWI is roughly 48 kilometres from central Washington DC. Driving from the city centre to the airport takes about 50 minutes. If you're thinking about using public transport, expect a journey time of around 1 hour 30 minutes.

  • Skip the rush on your departure day — stay close to Baltimore/Wash International Thurgood Marshall Airport and know you'll be at your gate with time to spare. Settle in at one of these hotels the day before if you've booked an early Washington DC to Hilo International Airport flight:

  • The on-time performance rate of BWI is 77.13%. In other words, that's how frequently flights from this airport arrive at their final stop as planned.

About Hilo International Airport (ITO)

  • The last thing you want is a long journey to your hotel if you're arriving on a late flight from Washington DC to Hilo International Airport. Make yourself comfy at one of these accommodation options near ITO instead:

  • Grab a Hilo International Airport rental car and explore Hilo and beyond with your own set of wheels. Dollar, Hertz and Thrifty are top outlets to choose from here.

  • Booking your vehicle around one week in advance of your Washington DC to Hilo International Airport flight can help you get the lowest rate.

Getting from Hilo International Airport (ITO) to central Hilo

  • The centre of Hilo is roughly 5 kilometres from Hilo International Airport. Journey times by car hire or cab will vary based on time of day and traffic conditions, so do some research before your trip.

  • If you're taking public transport, expect a journey time of about 30 minutes.

How to find the cheapest flights from Washington DC to Hilo International Airport (ITO)

  • The lowest price we've found for a one-way ticket from Washington DC to Hilo International Airport is $398. For a return flight on this route, the best price is $1,503. Depending on when and how early you book, these fares can change.

  • Booking early is often the key to finding a cheap flight from Washington DC to ITO. Airlines adjust prices based on demand, so the closer your departure date, the more expensive your ticket may be.

  • If you have some flexibility with your travel dates, try using the 'Whole month' search tool. It'll show you the lowest price across every month when searching for your Washington DC to Hilo International Airport ticket.

  • Finding a cheap plane ticket from Washington DC to ITO is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you when prices go down.

  • Discover the best deal on a flight from Washington DC to Hilo International Airport with the help of the filters. Pick your ideal departure and arrival times, airlines and number of stops. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest.'

The best time to fly from Washington DC to Hilo International Airport (ITO)

  • May is the quietest month for flights from Washington DC to Hilo International Airport (ITO), while August is the busiest. Figure out the ideal time to go to Hilo based on whether you want a lively atmosphere or a more laid-back vibe.

  • Lock in a Washington DC to ITO plane ticket departing in October if you want to explore the city during its warmest month. Expect temperatures in Hilo to range from 19ºC (66ºF) to 26ºC (79ºF).

  • February has temperatures of between 17ºC (63ºF) and 24ºC (75ºF). Search for cheap tickets from Washington DC to Hilo International Airport around that time if you want to travel when it's cooler.

More about Hilo

  • Start your Hilo trip right by choosing the perfect place to stay. As soon as you've booked your flight from Washington DC to Hilo International Airport, browse our range of accommodation options including:

  • Every great adventure has to include a little sightseeing. Rainbow Falls, Kulaniapia Falls and Hilo Bay are essential stops on your Hilo itinerary.

Explore more of the United States

  • Hilo is always a good idea, but there are so many other parts of the United States just waiting to be discovered. About 193 kilometres north-west of Hilo, a trip to Kahului will keep you on the go. Start with leading attractions like West Maui Circle Drive, Palaau State Park and Maui Nui Botanical Gardens.

  • Kīhei is another favourite destination in the United States and is around 193 kilometres north-west of Hilo. No journey is complete without a visit to Kihei Regional Park, MCC Four Winds and Maui Magic Snorkel Tour Boats and Ma‘alaea Bay.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.