Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Hilo?

Flights from Washington, D.C. Dulles Intl Airport to Hilo usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Hilo Intl (ITO).

What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Hilo?

Three cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Hilo: • Economy Class • Business Class • First Class

Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Hilo?

Yes. Flexible dates can save you up to 50% on flights from Washington, D.C. Dulles Intl Airport to Hilo. Tuesday is the cheapest departure day at $750 round-trip on average, while Friday is the most expensive at $1,492, a difference of $742. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Hilo?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

How are flight prices from Washington, D.C. Dulles Intl Airport to Hilo looking right now?

One-way fares from Washington, D.C. Dulles Intl Airport to Hilo are currently higher than usual. Average one-way flight prices are about $651, which is 55% above the typical average for this route.

What is the time difference between Washington, D.C. Dulles Intl Airport and Hilo?

Hilo is 6 hours behind Washington, D.C. Dulles Intl Airport (Hawaii-Aleutian Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Hilo Intl Airport (ITO)?

Hilo Intl Airport (ITO) hosts 5 major car rental companies, with daily rates averaging $76 for economy cars. Top options include: • Dollar • Hertz • Thrifty • Budget • Alamo

How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Hilo flight?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Hilo range from $750 to $1,302, with an average of $930 over the past 12 months. Anything below $750 counts as a good deal.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Hilo?

American Airlines ($771) offered the cheapest round-trip ticket from Washington, D.C. Dulles Intl Airport to Hilo in the last 5 days.

$464 CHEAP FLIGHTS from Washington Dulles to Hilo (IAD - ITO)

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Cheapest round-trip

$743

Typical prices: $750-$1,302

Multiple Airlines

Thu 2/22Fri 2/23

IAD - ITO • 2 stops

Cheapest one-way

$544

Typical prices: $420-$493

Multiple Airlines

Sat 12/29

IAD - ITO • 2 stops

When to travel

December

Cheapest • 35% price drop

January

Most popular

Good to know

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We hope you love your trip to Hilo!

Flight Deals

Cheap Flights from Dulles Intl to Hilo (IAD-ITO)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Dulles Intl to Hilo

Mon, Feb 22 - Tue, Feb 23

5:25 pm - 6:21 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

29h 56m2 stops San Diego Kahului

8:45 pm - 7:01 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

17h 16m2 stops Honolulu San Diego

$743Multiple Airlines

Tue, Apr 20 - Tue, Apr 27

7:00 am - 4:27 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

15h 27m2 stops Seattle/Tacoma Intl Honolulu

7:30 pm - 6:01 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

16h 31m2 stops Honolulu Seattle/Tacoma Intl

$747Multiple Airlines

Mon, Feb 15 - Mon, Feb 22

7:16 am - 5:53 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

15h 37m2 stops Dallas/Fort Worth Honolulu

3:54 pm - 11:33 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

14h 39m2 stops Honolulu Dallas/Fort Worth

$771American Airlines

Tue, Dec 8 - Tue, Dec 15

7:00 am - 1:23 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

35h 23m2 stops Seattle/Tacoma Intl Honolulu

6:00 am - 5:39 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

30h 39m2 stops Honolulu San Diego

$780Multiple Airlines

Mon, Feb 22 - Tue, Feb 23

5:25 pm - 6:21 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

29h 56m2 stops San Diego Kahului

8:45 pm - 7:01 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

17h 16m2 stops Honolulu San Diego

$790Multiple Airlines

Tue, Mar 23 - Wed, Mar 31

7:16 am - 5:18 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 02m2 stops Dallas/Fort Worth Honolulu

3:54 pm - 11:33 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

13h 39m2 stops Honolulu Dallas/Fort Worth

$808American Airlines

Sun, Feb 14 - Mon, Feb 22

7:16 am - 5:25 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

15h 09m2 stops Dallas/Fort Worth Honolulu

3:54 pm - 11:33 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

14h 39m2 stops Honolulu Dallas/Fort Worth

$820American Airlines

Fri, Nov 13 - Tue, Nov 17

7:46 am - 6:56 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 10m2 stops Seattle/Tacoma Intl Honolulu

6:51 pm - 5:40 pmITO Hilo Intl-IAD Washington, D.C. Dulles Intl

17h 49m2 stops Honolulu San Diego

$835Multiple Airlines

Tue, Mar 23 - Wed, Mar 31

7:16 am - 5:18 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 02m2 stops Dallas/Fort Worth Honolulu

3:54 pm - 11:33 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

13h 39m2 stops Honolulu Dallas/Fort Worth

$841American Airlines

Tue, Mar 23 - Wed, Mar 31

7:16 am - 5:18 pmIAD Washington, D.C. Dulles Intl-ITO Hilo Intl

16h 02m2 stops Dallas/Fort Worth Honolulu

3:54 pm - 11:33 amITO Hilo Intl-IAD Washington, D.C. Dulles Intl

13h 39m2 stops Honolulu Dallas/Fort Worth

$880American Airlines

Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Hilo flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Hilo?: American Airlines ($771) offered the cheapest round-trip ticket from Washington, D.C. Dulles Intl Airport to Hilo in the last 5 days.

Find deals

Low season	April
High season	January
Cheapest flight	$544

Beat the crowds with an average 79% drop in travelers.

The most popular month to fly with an average 6% increase in travelers.

One-way flight from Washington, D.C. Dulles Intl Airport to Hilo

When to book flights from Dulles Intl to Hilo

Are your dates flexible? Find out the best times to travel from Dulles Intl to Hilo based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Hilo?
Three cabin classes are available on flights from Washington, D.C. Dulles Intl Airport to Hilo:

• Economy Class
• Business Class
• First Class
Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Hilo?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Hilo flight?
Round-trip flights from Washington, D.C. Dulles Intl Airport to Hilo range from $750 to $1,302, with an average of $930 over the past 12 months. Anything below $750 counts as a good deal.
How are flight prices from Washington, D.C. Dulles Intl Airport to Hilo looking right now?
One-way fares from Washington, D.C. Dulles Intl Airport to Hilo are currently higher than usual. Average one-way flight prices are about $651, which is 55% above the typical average for this route.
What car rental options are available at Hilo Intl Airport (ITO)?
Hilo Intl Airport (ITO) hosts 5 major car rental companies, with daily rates averaging $76 for economy cars. Top options include:

• Dollar
• Hertz
• Thrifty
• Budget
• Alamo
Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Hilo?
Flights from Washington, D.C. Dulles Intl Airport to Hilo usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Hilo Intl (ITO).
Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Hilo?
Yes. Flexible dates can save you up to 50% on flights from Washington, D.C. Dulles Intl Airport to Hilo. Tuesday is the cheapest departure day at $750 round-trip on average, while Friday is the most expensive at $1,492, a difference of $742.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Washington, D.C. Dulles Intl Airport and Hilo?
Hilo is 6 hours behind Washington, D.C. Dulles Intl Airport (Hawaii-Aleutian Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Friday. On this route, Tuesday flights average $750, about $742 less than Friday fares (50% savings) based on the last 12 months.
If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Hilo trip for December. Fares historically average $602 round-trip in that month - typically $817 less than the most expensive month, which is July (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Hilo Intl Airport.

• Grand Naniloa Hotel Hilo - a DoubleTree by Hilton
• Hilo Hawaiian Hotel, Trademark Collection by Wyndham
• Hilo Reeds Bay Hotel

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IAD - ITO

$464 Find Cheap Flights from Washington Dulles Airport to Hilo - Compare and Save

Everything you should know

Cheap Flights from Dulles Intl to Hilo (IAD-ITO)

Recent round-trip flight deals from Dulles Intl to Hilo

Recent one-way flight deals from Dulles Intl to Hilo

Recent last minute flight deals from Dulles Intl to Hilo

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Hilo flights

Which airline is the cheapest to fly from Washington, D.C. Dulles Intl Airport to Hilo?

Key details for Washington, D.C. Dulles Intl Airport to Hilo flights

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Cheapest flight

When to book flights from Dulles Intl to Hilo

Your Washington, D.C. Dulles Intl Airport to Hilo flight questions, answered

Your guide to booking Washington, D.C. Dulles Intl Airport to Hilo flights

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