$408+ Cheap flights from Dulles Intl (IAD) to Hilo (ITO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — ITO
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Dulles Intl to Hilo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Dulles Intl to Hilo
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Best
Last-minute
One-way
Cheapest flights from Dulles Intl to HiloExplore the most affordable flight options available from Dulles Intl to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Dulles Intl to Hilo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:14 am -
2 stops15h 33m
Thu 2/254:59 pm -
2 stops13h 20m
Deal found 10/21![American Airlines logo]()
$808
This Priceline deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:42 pm -
2 stops29h 14m
Sat 12/196:21 pm -
2 stops18h 30m
Deal found 10/22![Multiple Airlines logo]()
$854
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:46 am -
2 stops17h 26m
Wed 11/116:19 pm -
2 stops18h 21m
Deal found 10/23![Multiple Airlines logo]()
$855
This Alaska Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:42 pm -
2 stops28h 37m
Sat 12/128:45 pm -
2 stops15h 54m
Deal found 10/21![Multiple Airlines logo]()
$863
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:14 am -
2 stops15h 04m
Wed 11/114:59 pm -
2 stops15h 34m
Deal found 10/23![American Airlines logo]()
$865
This Alaska Airlines deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am -
2 stops16h 56m
Sun 12/138:45 pm -
2 stops15h 54m
Deal found 10/22![Multiple Airlines logo]()
$877
This Expedia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:02 am -
2 stops17h 52m
Mon 11/26:19 pm -
2 stops16h 55m
Deal found 10/21![Multiple Airlines logo]()
$947
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:46 am -
2 stops17h 26m
Mon 11/97:30 pm -
2 stops17h 10m
Deal found 10/21![Multiple Airlines logo]()
$981
Best flights from Dulles Intl to HiloDiscover carefully curated flight deals from Dulles Intl to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Dulles Intl to Hilo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/225:25 pm -
2 stops29h 56m
Tue 2/238:45 pm -
2 stops17h 16m
Deal found 10/24![Multiple Airlines logo]()
$743
This American Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/237:16 am -
2 stops16h 02m
Wed 3/313:54 pm -
2 stops13h 25m
Deal found 10/24![American Airlines logo]()
$771
This United Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/228:25 am -
1 stop18h 32m
Tue 2/236:00 am -
1 stop19h 44m
Deal found 10/24![United Airlines logo]()
$995
This Alaska Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/15:25 pm -
2 stops31h 47m
Tue 3/166:54 pm -
2 stops15h 32m
Deal found 10/21![Multiple Airlines logo]()
$864
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/237:00 am -
2 stops16h 18m
Thu 5/207:36 am -
2 stops15h 55m
Deal found 10/20![Multiple Airlines logo]()
$905
This Alaska Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/237:00 am -
2 stops16h 47m
Wed 5/196:00 am -
2 stops17h 31m
Deal found 10/20![Multiple Airlines logo]()
$905
This United Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:35 pm -
2 stops14h 22m
Mon 11/911:00 am -
2 stops13h 19m
Deal found 10/21![United Airlines logo]()
$1,160
Last-minute flights from Dulles Intl to HiloDiscover last-minute flight deals from Dulles Intl to Hilo. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to Hilo. Data last updated October 25, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:02 am -
2 stops17h 52m
Mon 11/26:19 pm -
2 stops16h 55m
Deal found 10/21![Multiple Airlines logo]()
$947
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am -
2 stops14h 27m
Mon 11/24:59 pm -
3 stops17h 22m
Deal found 10/21![American Airlines logo]()
$1,059
This American Airlines deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:14 am -
2 stops15h 33m
Thu 2/254:59 pm -
2 stops13h 20m
Deal found 10/21![American Airlines logo]()
$808
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:46 am -
2 stops17h 26m
Mon 11/97:30 pm -
2 stops17h 10m
Deal found 10/21![Multiple Airlines logo]()
$981
This Expedia deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:46 am -
2 stops17h 26m
Wed 11/116:19 pm -
2 stops18h 21m
Deal found 10/23![Multiple Airlines logo]()
$855
This American Airlines deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:14 am -
2 stops15h 04m
Wed 11/114:59 pm -
2 stops15h 34m
Deal found 10/23![American Airlines logo]()
$865
One-way flights from Dulles Intl to HiloSearch for one-way flight options from Dulles Intl to Hilo. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Dulles Intl to Hilo. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Priceline deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:46 am -
2 stops16h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Multiple Airlines logo]()
$408
This Priceline deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:46 pm -
2 stops25h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$527
Find flight deals from Dulles Intl to Hilo
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Hilo (ITO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $743 (Alaska Airlines) |
One-way from | $408 (Priceline) |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to Hilo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hilo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Mon 11/16
7:46 am-6:56 pm
2 stops16h 10m
Hilo Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$408
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Thu 11/12
6:46 pm-3:22 pm
2 stops25h 36m
Hilo Intl
Wed 12/31
12:00 am-5:00 am
Nonstop0h 00m
$527
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Mon 2/22
5:25 pm-6:21 pm
2 stops29h 56m
Hilo Intl
Tue 2/23
8:45 pm-7:01 pm
2 stops17h 16m
$743
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Tue 3/23
7:16 am-5:18 pm
2 stops16h 02m
Hilo Intl
Wed 3/31
3:54 pm-11:19 am
2 stops13h 25m
$771
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Mon 3/1
5:25 pm-8:12 pm
2 stops31h 47m
Hilo Intl
Tue 3/16
6:54 pm-4:26 pm
2 stops15h 32m
$864
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Fri 4/23
7:00 am-5:18 pm
2 stops16h 18m
Hilo Intl
Thu 5/20
7:36 am-5:31 am
2 stops15h 55m
$905
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Fri 4/23
7:00 am-5:47 pm
2 stops16h 47m
Hilo Intl
Wed 5/19
6:00 am-5:31 am
2 stops17h 31m
$905
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Mon 2/22
8:25 am-9:57 pm
1 stop18h 32m
Hilo Intl
Tue 2/23
6:00 am-6:44 am
1 stop19h 44m
$995
Washington, D.C.Hilo
IAD Washington, D.C. Dulles Intl - ITO Hilo Intl
IADITO
Washington, D.C. Dulles Intl
Thu 11/5
12:35 pm-9:57 pm
2 stops14h 22m
Hilo Intl
Mon 11/9
11:00 am-5:19 am
2 stops13h 19m
$1,160
Sorted by cheapest first
Compare providers for flights from Dulles Intl to Hilo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Hilo in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hilo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Hilo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Hilo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hilo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Hilo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Dulles Intl to Hilo
Have a flexible travel schedule? Discover the best time to fly to Hilo from Dulles Intl with our price prediction graph.
IAD-ITO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to Hilo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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