$106+ Cheap flights from Charleston (CHS) to Dulles Intl (IAD)
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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — IAD
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Dulles Intl 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.Cheapflights Tip: The best prices from Charleston to Washington, D.C. Dulles Intl are usually found in November or February, booked 48 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from Charleston to Dulles Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Charleston to Dulles IntlExplore the most affordable flight options available from Charleston to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Charleston to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 9/267:53 pm -
Nonstop1h 37m
Mon 9/288:15 am -
Nonstop1h 47m
Deal found 9/3![United Airlines logo]()
$197
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 10/2310:20 am -
Nonstop1h 32m
Mon 10/268:15 am -
Nonstop1h 51m
Deal found 9/2![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:52 pm -
1 stop5h 49m
Mon 9/287:17 pm -
1 stop4h 42m
Deal found 9/2![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:05 pm -
1 stop5h 37m
Mon 10/266:00 am -
1 stop4h 10m
Deal found 9/2![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am -
2 stops18h 10m
Mon 9/2811:12 am -
1 stop21h 26m
Deal found 9/3![Multiple Airlines logo]()
$231
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:34 pm -
1 stop3h 56m
Mon 11/1612:32 pm -
1 stop5h 27m
Deal found 9/2![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/246:00 am -
Nonstop1h 35m
Sun 9/278:15 am -
Nonstop1h 47m
Deal found 9/2![United Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:05 pm -
1 stop22h 04m
Mon 9/286:36 pm -
2 stops14h 02m
Deal found 8/31![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:42 pm -
1 stop18h 45m
Wed 10/77:50 am -
2 stops24h 48m
Deal found 9/2![Multiple Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
2 stops17h 43m
Tue 11/36:07 pm -
1 stop25h 05m
Deal found 9/4![Multiple Airlines logo]()
$245
This Delta deal was found by Cheapflights users on 9/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:00 am -
1 stop4h 10m
Mon 11/98:00 am -
1 stop7h 06m
Deal found 9/4![Delta logo]()
$247
Best flights from Charleston to Dulles IntlDiscover carefully curated flight deals from Charleston to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Charleston to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:05 am -
1 stop5h 45m
Mon 10/266:00 am -
1 stop4h 10m
Deal found 9/2![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 11/62:52 pm -
Nonstop1h 33m
Sun 11/812:41 pm -
Nonstop1h 47m
Deal found 9/2![United Airlines logo]()
$248
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:34 pm -
1 stop3h 56m
Mon 11/1612:32 pm -
1 stop5h 27m
Deal found 9/3![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Fri 9/256:00 am -
Nonstop1h 35m
Sat 9/2610:20 pm -
Nonstop1h 55m
Deal found 9/1![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:28 pm -
1 stop5h 42m
Mon 11/236:00 am -
1 stop6h 52m
Deal found 9/2![Delta logo]()
$258
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Tue 11/2410:23 am -
Nonstop1h 32m
Wed 12/25:15 pm -
Nonstop1h 56m
Deal found 9/1![United Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Fri 9/256:00 am -
Nonstop1h 35m
Sun 9/278:15 am -
Nonstop1h 47m
Deal found 9/4![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:25 am -
1 stop6h 05m
Sun 10/46:00 am -
1 stop5h 38m
Deal found 8/31![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/1. 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.
Sat 11/77:52 pm -
Nonstop1h 39m
Sat 11/1412:41 pm -
Nonstop1h 47m
Deal found 9/1![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 8/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/162:04 pm -
1 stop6h 08m
Tue 12/297:45 pm -
1 stop4h 09m
Deal found 8/31![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 8/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:00 pm -
1 stop5h 42m
Sun 10/256:00 am -
1 stop4h 10m
Deal found 8/31![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/13:00 pm -
Nonstop1h 32m
Thu 10/88:15 am -
Nonstop1h 47m
Deal found 9/3![United Airlines logo]()
$300
Last-minute flights from Charleston to Dulles IntlDiscover last-minute flight deals from Charleston to Dulles Intl. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Dulles Intl. Data last updated September 5, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:52 pm -
1 stop5h 49m
Mon 9/287:17 pm -
1 stop4h 42m
Deal found 9/2![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 9/2. 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 9/246:00 am -
Nonstop1h 35m
Sun 9/278:15 am -
Nonstop1h 47m
Deal found 9/2![United Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:05 pm -
1 stop22h 04m
Mon 9/286:36 pm -
2 stops14h 02m
Deal found 8/31![Multiple Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 9/267:53 pm -
Nonstop1h 37m
Mon 9/288:15 am -
Nonstop1h 47m
Deal found 9/3![United Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 am -
2 stops18h 10m
Mon 9/2811:12 am -
1 stop21h 26m
Deal found 9/3![Multiple Airlines logo]()
$231
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/303:42 pm -
1 stop18h 45m
Wed 10/77:50 am -
2 stops24h 48m
Deal found 9/2![Multiple Airlines logo]()
$244
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 10/163:00 pm -
Nonstop1h 32m
Sun 10/258:15 am -
Nonstop1h 51m
Deal found 9/2![United Airlines logo]()
$248
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:05 am -
1 stop5h 45m
Sat 10/243:03 pm -
1 stop6h 38m
Deal found 9/3![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Fri 10/233:00 pm -
Nonstop1h 32m
Mon 10/2612:51 pm -
Nonstop1h 47m
Deal found 9/2![United Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 9/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:05 pm -
1 stop5h 37m
Mon 10/266:00 am -
1 stop4h 10m
Deal found 9/2![Delta logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:00 am -
2 stops17h 43m
Tue 11/36:07 pm -
1 stop25h 05m
Deal found 9/4![Multiple Airlines logo]()
$245
One-way flights from Charleston to Dulles IntlSearch for one-way flight options from Charleston to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Charleston to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:00 am -
2 stops18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/223:00 pm -
3 stops46h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Breeze Airways logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:42 pm -
2 stops25h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$119
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:00 pm -
2 stops33h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/54:57 pm -
1 stop27h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:00 am -
2 stops17h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:57 pm -
1 stop27h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:00 am -
2 stops18h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$130
Find flight deals from Charleston to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Dulles Intl (IAD). 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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $197 (United Airlines) |
One-way from | $106 (Kiwi.com) |
Popular in | August |
Cheapest in | November |
Average price | $283 |
Good round-trip deal | $369 or less |
Good one-way deal | $213 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston to Dulles Intl 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 September 5, 2026.
Use the filters below to find and compare flights from Charleston to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Sun 10/4
10:20 am-11:52 am
Nonstop1h 32m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$203
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Thu 10/22
6:05 am-11:50 am
1 stop5h 45m
Washington, D.C. Dulles Intl
Mon 10/26
6:00 am-10:10 am
1 stop4h 10m
$217
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Mon 10/5
7:53 pm-9:30 pm
Nonstop1h 37m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$219
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Fri 9/25
6:00 am-7:35 am
Nonstop1h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Sun 10/11
6:00 am-7:35 am
Nonstop1h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Fri 11/27
2:52 pm-4:25 pm
Nonstop1h 33m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$223
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Fri 9/25
5:35 pm-12:41 am
1 stop7h 06m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$233
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Fri 11/13
7:52 pm-9:30 pm
Nonstop1h 38m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$233
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Sat 10/3
6:00 am-7:35 am
Nonstop1h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$233
CharlestonWashington, D.C.
CHS Charleston - IAD Washington, D.C. Dulles Intl
CHSIAD
Charleston
Thu 11/12
5:34 pm-9:30 pm
1 stop3h 56m
Washington, D.C. Dulles Intl
Mon 11/16
12:32 pm-5:59 pm
1 stop5h 27m
$237
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Charleston to Dulles Intl
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 Charleston to Dulles Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Charleston-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-Washington, D.C. Dulles Intl Airport 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 Charleston-Washington, D.C. Dulles Intl Airport 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 Charleston to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Charleston with our price prediction graph.
CHS-IAD
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.
Cheapflights Insights
Everything you need to know about your flight from Charleston to Washington, D.C. Dulles Intl Airport
Prices
Airlines
How far ahead should I book a flight from Charleston to Washington, D.C. Dulles Intl Airport?
The best time to book flights from Charleston to Washington, D.C. Dulles Intl Airport is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Charleston to Washington, D.C. Dulles Intl Airport?
Currently, November is the cheapest month in which you can book a flight from Charleston to Washington, D.C. Dulles Intl Airport (average of $231). Flying from Charleston to Washington, D.C. Dulles Intl Airport in August is currently the most expensive (average of $352). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CHS to IAD?
Find hourly flight availability from Charleston to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 5, 2026.
When flying from Charleston to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 50% versus a flight in the afternoon.
What is the cheapest day to fly from Charleston to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Charleston to Dulles Intl. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Charleston to Washington, D.C. Dulles Intl Airport flight should consider departing on Friday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Charleston to Washington, D.C. Dulles Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Charleston to Washington, D.C. Dulles Intl Airport trip
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Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated September 5, 2026.
Read reviews from past customers who have flown United Airlines from Charleston to Washington, D.C. Dulles Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Overall
7.4
Comfort
7.3
Entertainment
7.1
Food
6.6
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentDane,Jan 2026
TYS - IAD
Related info for your journey
Find useful and relevant information for your journey from Charleston to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsAlexandria
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Oxon Hill
Clinton
Hunt Valley
Silver Spring
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Top airline flying from Charleston to Dulles Intl
Discover the top airline that operate flights from Charleston to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$278 | FlexibilityNo cancel fee | On-time69% |