$120+ Cheap flights from California 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.
LAX — IAD
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from California to Dulles Intl with Cheapflights
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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
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Cheapest flights from California to Dulles IntlExplore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from California to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am -
1 stop13h 40m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/4![Frontier logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:43 pm -
Nonstop4h 37m
Sat 10/176:00 am -
Nonstop5h 04m
Deal found 9/5![Frontier logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:46 pm -
Nonstop4h 34m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/9![Frontier logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:43 pm -
Nonstop4h 37m
Wed 10/146:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:46 pm -
Nonstop4h 34m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/6![Frontier logo]()
$166
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:43 pm -
Nonstop4h 37m
Tue 10/206:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$167
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:43 pm -
Nonstop4h 37m
Thu 10/226:00 am -
Nonstop5h 04m
Deal found 9/7![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:43 pm -
Nonstop4h 37m
Mon 10/196:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$179
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:43 pm -
Nonstop4h 37m
Wed 10/216:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$186
This deal was found by Cheapflights users on 9/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:51 pm -
1 stop8h 29m
Sat 9/196:00 am -
1 stop8h 51m
Deal found 9/8![Frontier logo]()
$237
This deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:51 pm -
1 stop8h 29m
Tue 10/136:00 am -
1 stop8h 52m
Deal found 9/6![Frontier logo]()
$246
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
1 stop10h 05m
Wed 10/216:00 am -
1 stop13h 20m
Deal found 9/6![Frontier logo]()
$260
Best flights from California to Dulles IntlDiscover carefully curated flight deals from California to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from California to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1310:30 pm -
Nonstop4h 59m
Sat 10/173:36 pm -
Nonstop5h 32m
Deal found 9/9![United Airlines logo]()
$277
This Delta deal was found by Cheapflights users on 9/9. 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 12/21:05 pm -
1 stop7h 42m
Mon 2/227:15 am -
1 stop7h 57m
Deal found 9/9![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 10/27:51 pm -
1 stop25h 08m
Mon 10/57:02 am -
1 stop31h 23m
Deal found 9/7![Alaska Airlines logo]()
$323
This Priceline deal was found by Cheapflights users on 9/9. 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.
Sat 9/196:23 pm -
1 stop8h 57m
Sat 9/267:00 am -
1 stop10h 05m
Deal found 9/9![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Fri 10/97:38 pm -
2 stops18h 35m
Mon 10/126:00 am -
1 stop11h 23m
Deal found 9/9![Frontier logo]()
$420
This Sun Country Air deal was found by Cheapflights users on 9/7. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:46 pm -
1 stop14h 35m
Sun 11/2910:56 am -
1 stop24h 03m
Deal found 9/7![Sun Country Air logo]()
$475
This United Airlines deal was found by Cheapflights users on 9/6. 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 12/44:36 pm -
Nonstop4h 54m
Mon 12/76:00 pm -
Nonstop5h 49m
Deal found 9/6![United Airlines logo]()
$297
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/19:30 pm -
Nonstop5h 01m
Sun 10/49:28 am -
Nonstop5h 36m
Deal found 9/5![United Airlines logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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 10/305:20 pm -
1 stop9h 20m
Mon 11/26:46 pm -
Nonstop5h 41m
Deal found 9/5![Alaska Airlines logo]()
$340
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.
Mon 11/1611:10 pm -
1 stop6h 59m
Sat 12/57:00 am -
1 stop8h 17m
Deal found 9/4![Delta logo]()
$371
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/1211:30 pm -
Nonstop4h 51m
Fri 10/163:36 pm -
Nonstop5h 32m
Deal found 9/9![United Airlines logo]()
$317
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Tue 10/2711:13 am -
1 stop9h 46m
Sat 10/317:02 am -
1 stop9h 14m
Deal found 9/5![Alaska Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 9/6. 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 10/306:57 pm -
2 stops12h 13m
Mon 11/27:05 am -
1 stop10h 59m
Deal found 9/6![Delta logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 9/3012:12 pm -
1 stop8h 47m
Tue 10/67:02 am -
1 stop9h 14m
Deal found 9/5![Alaska Airlines logo]()
$351
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.
Mon 11/1611:17 pm -
Nonstop4h 55m
Wed 11/186:39 am -
Nonstop5h 50m
Deal found 9/4![United Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 9/7. 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 12/810:38 am -
2 stops10h 09m
Tue 12/1512:00 pm -
2 stops11h 18m
Deal found 9/7![Delta logo]()
$384
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/2111:13 am -
1 stop9h 46m
Tue 10/277:02 am -
1 stop9h 14m
Deal found 9/7![Alaska Airlines logo]()
$351
This Alaska Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 9/302:15 pm -
1 stop30h 44m
Sat 10/37:02 am -
1 stop18h 53m
Deal found 9/5![Alaska Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 9/5. 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 11/610:35 am -
2 stops10h 00m
Tue 11/107:00 am -
1 stop9h 15m
Deal found 9/5![Delta logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 10/1712:22 pm -
1 stop8h 37m
Sat 10/247:02 am -
1 stop14h 52m
Deal found 9/7![Alaska Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 9/6. 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 10/236:02 pm -
2 stops14h 48m
Tue 10/277:05 am -
2 stops12h 00m
Deal found 9/6![Delta logo]()
$393
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/238:18 am -
Nonstop5h 02m
Tue 10/276:55 pm -
Nonstop5h 57m
Deal found 9/5![United Airlines logo]()
$399
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:10 pm -
1 stop7h 49m
Sun 10/257:02 am -
1 stop19h 49m
Deal found 9/4![Alaska Airlines logo]()
$353
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.
Wed 11/181:15 pm -
1 stop7h 32m
Wed 12/26:00 am -
1 stop8h 08m
Deal found 9/4![Delta logo]()
$396
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.
Tue 12/156:19 pm -
1 stop10h 09m
Wed 1/65:45 pm -
Nonstop5h 23m
Deal found 9/4![United Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/299:46 am -
Nonstop5h 04m
Mon 11/26:46 pm -
Nonstop5h 41m
Deal found 9/9![Alaska Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 9/5. 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 10/11:04 pm -
1 stop7h 39m
Tue 10/66:00 am -
1 stop8h 06m
Deal found 9/5![Delta logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 9/239:39 pm -
Nonstop5h 01m
Tue 9/299:28 am -
Nonstop5h 32m
Deal found 9/7![United Airlines logo]()
$417
This Delta deal was found by Cheapflights users on 9/5. 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 9/307:05 am -
1 stop7h 06m
Sun 10/46:00 am -
1 stop8h 09m
Deal found 9/5![Delta logo]()
$401
This Alaska Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/303:14 pm -
1 stop11h 26m
Sat 10/37:02 am -
1 stop30h 15m
Deal found 9/6![Alaska Airlines logo]()
$367
Last-minute flights from California to Dulles IntlDiscover last-minute flight deals from California to Dulles Intl. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from California to Dulles Intl. Data last updated September 10, 2026 and is based on user searches.
This deal was found by Cheapflights users on 9/8. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:51 pm -
1 stop8h 29m
Sat 9/196:00 am -
1 stop8h 51m
Deal found 9/8![Frontier logo]()
$237
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:30 am -
1 stop13h 40m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/4![Frontier logo]()
$153
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:46 pm -
Nonstop4h 34m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/9![Frontier logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 9/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:46 pm -
Nonstop4h 34m
Tue 10/66:00 am -
Nonstop4h 58m
Deal found 9/6![Frontier logo]()
$166
This deal was found by Cheapflights users on 9/6. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:51 pm -
1 stop8h 29m
Tue 10/136:00 am -
1 stop8h 52m
Deal found 9/6![Frontier logo]()
$246
This Cheapflightsfares deal was found by Cheapflights users on 9/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:43 pm -
Nonstop4h 37m
Sat 10/176:00 am -
Nonstop5h 04m
Deal found 9/5![Frontier logo]()
$156
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:43 pm -
Nonstop4h 37m
Wed 10/146:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 9/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:43 pm -
Nonstop4h 37m
Wed 10/216:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$186
This Trip.com deal was found by Cheapflights users on 9/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
1 stop10h 05m
Wed 10/216:00 am -
1 stop13h 20m
Deal found 9/6![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:43 pm -
Nonstop4h 37m
Tue 10/206:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$167
This Cheapflightsfares deal was found by Cheapflights users on 9/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:43 pm -
Nonstop4h 37m
Thu 10/226:00 am -
Nonstop5h 04m
Deal found 9/7![Frontier logo]()
$171
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:43 pm -
Nonstop4h 37m
Mon 10/196:00 am -
Nonstop5h 04m
Deal found 9/9![Frontier logo]()
$179
One-way flights from California to Dulles IntlSearch for one-way flight options from California to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from California to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 9/307:30 am -
1 stop30h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$120
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 10/1312:52 am -
2 stops20h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$124
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:35 pm -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/912:01 am -
2 stops38h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Fri 10/3012:01 am -
2 stops14h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$126
This Frontier deal was found by Cheapflights users on 9/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:35 pm -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 10/2812:01 am -
2 stops14h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$127
This iWofly deal was found by Cheapflights users on 9/9. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/198:35 pm -
1 stop6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Fri 11/69:43 pm -
1 stop16h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/39:43 pm -
1 stop16h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Frontier logo]()
$130
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:46 pm -
1 stop12h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 10/612:59 pm -
2 stops25h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$131
Find flight deals from California to Dulles Intl
Keep the following information in mind while searching for California to Dulles Intl flight deals. Data was last updated September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $153 (Cheapflightsfares) |
One-way from | $120 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $368 |
Good round-trip deal | $361 or less |
Good one-way deal | $247 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California 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 10, 2026.
Use the filters below to find and compare flights from California to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Long BeachWashington, D.C.
LGB Long Beach Municipal - IAD Washington, D.C. Dulles Intl
LGBIAD
Long Beach Municipal
Mon 11/2
1:04 pm-11:35 pm
1 stop7h 31m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$149
Los AngelesWashington, D.C.
LAX Los Angeles - IAD Washington, D.C. Dulles Intl
LAXIAD
Los Angeles
Wed 10/14
10:30 pm-6:29 am
Nonstop4h 59m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$159
Long BeachWashington, D.C.
LGB Long Beach Municipal - IAD Washington, D.C. Dulles Intl
LGBIAD
Long Beach Municipal
Fri 11/6
7:00 am-12:42 am
2 stops14h 42m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$164
SacramentoWashington, D.C.
SMF Sacramento Intl - IAD Washington, D.C. Dulles Intl
SMFIAD
Sacramento Intl
Thu 11/26
6:20 am-7:01 pm
1 stop9h 41m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$165
Los AngelesWashington, D.C.
LAX Los Angeles - IAD Washington, D.C. Dulles Intl
LAXIAD
Los Angeles
Thu 10/1
10:30 pm-6:29 am
Nonstop4h 59m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
Los AngelesWashington, D.C.
LAX Los Angeles - IAD Washington, D.C. Dulles Intl
LAXIAD
Los Angeles
Sat 9/26
9:10 pm-5:11 am
Nonstop5h 01m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$169
OntarioWashington, D.C.
ONT Ontario - IAD Washington, D.C. Dulles Intl
ONTIAD
Ontario
Wed 12/9
12:00 pm-11:59 pm
1 stop8h 59m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$176
OntarioWashington, D.C.
ONT Ontario - IAD Washington, D.C. Dulles Intl
ONTIAD
Ontario
Tue 11/3
4:09 pm-5:44 am
1 stop10h 35m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$176
OntarioWashington, D.C.
ONT Ontario - IAD Washington, D.C. Dulles Intl
ONTIAD
Ontario
Tue 10/27
1:35 pm-11:35 pm
1 stop7h 00m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$176
OntarioWashington, D.C.
ONT Ontario - IAD Washington, D.C. Dulles Intl
ONTIAD
Ontario
Mon 11/2
6:20 am-8:06 pm
1 stop10h 46m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$176
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from California with our price prediction graph.
LGB-IAD
LAX-IAD
ONT-IAD
SNA-IAD
SMF-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 California to Washington, D.C. Dulles Intl Airport
USCA-IAD
LGB-IAD
LAX-IAD
ONT-IAD
SNA-IAD
What is the cheapest month to book a flight from California to Washington, D.C. Dulles Intl Airport?
Currently, October is the cheapest month in which you can book a flight from California to Washington, D.C. Dulles Intl Airport (average of $397). Flying from California to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $515). 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 CA to IAD?
Find hourly flight availability from California 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 10, 2026.
When flying from California 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 afternoon, which can drop the price by up to 26% versus a flight in the morning.
Weekly flight availability from California to Washington, D.C. Dulles Intl Airport
Explore weekly flight availability from California to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 10, 2026.
The most flights from USCA to IAD are scheduled on a Tuesday (25 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from California to Washington, D.C. Dulles Intl Airport?
Airfare is below average for this route at the moment.
California to Washington, D.C. Dulles Intl Airport flights typically cost between $297 and $493 in October.The cheapest round-trip price found within the last 5 days was $260 on Frontier (Oct 14-Oct 21).
How far ahead should I book a flight from California to Washington, D.C. Dulles Intl Airport?
To ensure you get the cheapest price possible for a flight from California to Washington, D.C. Dulles Intl Airport, you should look to book at least 57 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from California to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from California to Dulles Intl. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their California to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from California 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
Arlington
Owings Mills
Tysons
Lanham
Reston
Chantilly
Herndon
Rockville
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Oxon Hill
Clinton
Hunt Valley
Silver Spring
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Other flights to Dulles Intl
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California and Dulles Intl flights
Browse other California and Dulles Intl flight options. Last updated on September 10, 2026.
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California to Dulles Intl flights
Consider these flights traveling from California to Dulles Intl.
Top 7 airlines flying from California to Dulles Intl
Discover the top 7 airlines that operate flights from California 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$448 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$300 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$174 | Average$474 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$237 | Average$410 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$238 | Average$516 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$252 | Average$419 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$362 | Average$424 | FlexibilityNo cancel fee | On-time62% |