$155+ Cheap flights from Dulles Intl (IAD) to San Jose, CA (SJC)
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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SJC
Nov 21 — Nov 281
Round-trip
1 adult, Economy
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Cheapest flights from Dulles Intl to San JoseExplore the most affordable flight options available from Dulles Intl to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
Explore the most affordable flight options available from Dulles Intl to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
1 stop8h 53m
Fri 11/1310:40 pm -
1 stop8h 19m
Deal found 10/21![Delta logo]()
$297
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:00 am -
1 stop8h 53m
Mon 11/3010:40 pm -
1 stop9h 59m
Deal found 10/22![Delta logo]()
$301
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.
Wed 11/45:29 pm -
1 stop8h 30m
Tue 11/106:30 am -
1 stop7h 03m
Deal found 10/21![United Airlines logo]()
$306
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:09 pm -
2 stops28h 06m
Mon 11/303:10 pm -
2 stops17h 01m
Deal found 10/21![Frontier logo]()
$307
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/218:51 pm -
1 stop19h 10m
Thu 12/315:59 pm -
1 stop9h 08m
Deal found 10/21![Frontier logo]()
$308
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/168:20 am -
1 stop7h 53m
Mon 1/411:00 pm -
1 stop9h 42m
Deal found 10/20![United Airlines logo]()
$311
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:10 am -
1 stop10h 08m
Fri 11/132:14 pm -
1 stop7h 16m
Deal found 10/20![United Airlines logo]()
$312
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:05 am -
1 stop9h 52m
Wed 12/21:05 pm -
1 stop8h 36m
Deal found 10/22![Delta logo]()
$316
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.
Thu 11/197:46 am -
1 stop11h 05m
Tue 11/243:05 pm -
1 stop23h 31m
Deal found 10/22![Alaska Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/1812:31 pm -
2 stops28h 15m
Thu 12/175:59 pm -
1 stop9h 08m
Deal found 10/18![Frontier logo]()
$319
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:00 pm -
1 stop10h 12m
Tue 12/11:39 pm -
1 stop7h 08m
Deal found 10/21![Delta logo]()
$321
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
1 stop10h 07m
Fri 12/41:39 pm -
1 stop7h 08m
Deal found 10/22![Delta logo]()
$322
Best flights from Dulles Intl to San JoseDiscover carefully curated flight deals from Dulles Intl to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
Discover carefully curated flight deals from Dulles Intl to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 22, 2026.
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:10 am -
1 stop10h 08m
Fri 11/132:14 pm -
1 stop7h 16m
Deal found 10/20![United Airlines logo]()
$312
This Delta deal was found by Cheapflights users on 10/17. 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 12/77:00 am -
1 stop10h 02m
Mon 12/146:20 am -
1 stop9h 06m
Deal found 10/17![Delta logo]()
$325
This Alaska Airlines deal was found by Cheapflights users on 10/19. 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 10/297:24 pm -
1 stop17h 30m
Mon 11/28:13 pm -
1 stop18h 27m
Deal found 10/19![Alaska Airlines logo]()
$355
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.
Tue 12/87:00 am -
1 stop10h 27m
Wed 1/67:17 am -
1 stop7h 33m
Deal found 10/21![Alaska Airlines logo]()
$363
This Delta deal was found by Cheapflights users on 10/17. 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 11/247:00 am -
1 stop9h 58m
Wed 12/21:39 pm -
1 stop7h 08m
Deal found 10/17![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/164:15 pm -
1 stop7h 48m
Mon 1/182:24 pm -
1 stop7h 21m
Deal found 10/17![United Airlines logo]()
$394
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.
Thu 11/126:46 pm -
1 stop17h 35m
Sun 11/153:11 pm -
1 stop23h 29m
Deal found 10/21![Alaska Airlines logo]()
$371
This Delta deal was found by Cheapflights users on 10/18. 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 12/25:00 pm -
1 stop8h 13m
Wed 12/91:39 pm -
1 stop7h 08m
Deal found 10/18![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 10/19. 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 12/23:00 pm -
1 stop10h 13m
Tue 12/81:05 pm -
1 stop8h 36m
Deal found 10/19![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 10/17. 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 11/247:00 am -
1 stop9h 58m
Mon 12/710:30 pm -
1 stop10h 09m
Deal found 10/17![Delta logo]()
$372
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 stops12h 13m
Sun 12/137:07 am -
1 stop7h 32m
Deal found 10/22![Alaska Airlines logo]()
$484
Last-minute flights from Dulles Intl to San JoseDiscover last-minute flight deals from Dulles Intl to San Jose. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Dulles Intl to San Jose. Data last updated October 22, 2026 and is based on user searches.
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:05 am -
1 stop10h 07m
Fri 12/41:39 pm -
1 stop7h 08m
Deal found 10/22![Delta logo]()
$322
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.
Wed 11/45:29 pm -
1 stop8h 30m
Tue 11/106:30 am -
1 stop7h 03m
Deal found 10/21![United Airlines logo]()
$306
This 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:13 am -
1 stop9h 34m
Thu 12/36:30 am -
1 stop9h 11m
Deal found 10/22![Delta logo]()
$316
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:10 am -
1 stop10h 08m
Fri 11/132:14 pm -
1 stop7h 16m
Deal found 10/20![United Airlines logo]()
$312
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.
Thu 11/126:46 pm -
1 stop17h 35m
Sun 11/157:37 am -
1 stop7h 03m
Deal found 10/22![Alaska Airlines logo]()
$326
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
1 stop8h 53m
Fri 11/1310:40 pm -
1 stop8h 19m
Deal found 10/21![Delta logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/1812:31 pm -
2 stops28h 15m
Thu 12/175:59 pm -
1 stop9h 08m
Deal found 10/18![Frontier logo]()
$319
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.
Thu 11/197:46 am -
1 stop11h 05m
Tue 11/243:05 pm -
1 stop23h 31m
Deal found 10/22![Alaska Airlines logo]()
$318
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/223:00 pm -
1 stop10h 12m
Tue 12/11:39 pm -
1 stop7h 08m
Deal found 10/21![Delta logo]()
$321
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:00 am -
1 stop8h 53m
Mon 11/3010:40 pm -
1 stop9h 59m
Deal found 10/22![Delta logo]()
$301
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:09 pm -
2 stops28h 06m
Mon 11/303:10 pm -
2 stops17h 01m
Deal found 10/21![Frontier logo]()
$307
This Delta deal was found by Cheapflights users on 10/17. 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 11/237:00 am -
1 stop8h 53m
Sun 12/610:30 pm -
1 stop10h 09m
Deal found 10/17![Delta logo]()
$325
One-way flights from Dulles Intl to San JoseSearch for one-way flight options from Dulles Intl to San Jose. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
Search for one-way flight options from Dulles Intl to San Jose. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1412:33 pm -
2 stops34h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$155
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:09 pm -
1 stop29h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 11/1112:31 pm -
2 stops34h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Frontier logo]()
$159
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:06 pm -
2 stops30h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$160
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:37 pm -
2 stops16h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$161
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/23:00 pm -
1 stop10h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Delta logo]()
$163
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:31 pm -
2 stops28h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$166
This Expedia deal was found by Cheapflights users on 10/19. 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 1/95:30 pm -
1 stop19h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Alaska Airlines logo]()
$168
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/231:09 pm -
2 stops28h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Frontier logo]()
$176
Find flight deals from Dulles Intl to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to San Jose (SJC). 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 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $297 (Delta) |
One-way from | $155 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $426 |
Cheapflights Fare Finder
Customize your flight search to find flights from Dulles Intl to San Jose 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 22, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Thu 12/10
7:00 am-12:49 pm
1 stop8h 49m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$163
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Mon 11/9
7:00 am-12:53 pm
1 stop8h 53m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$163
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Wed 10/28
6:11 am-12:02 pm
1 stop8h 51m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$178
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Fri 10/30
6:00 am-11:44 am
1 stop8h 44m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$178
Quickest round-trip
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Wed 10/28
7:23 am-12:39 pm
1 stop8h 16m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$178
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Sun 11/1
7:05 am-2:12 pm
1 stop10h 07m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$178
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Thu 11/12
6:11 am-12:02 pm
1 stop8h 51m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$194
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Tue 11/24
6:39 pm-8:50 am
1 stop17h 11m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$213
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Sat 1/2
9:10 pm-1:32 pm
1 stop19h 22m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$275
Washington, D.C.San Jose
IAD Washington, D.C. Dulles Intl - SJC San Jose
IADSJC
Washington, D.C. Dulles Intl
Fri 11/6
6:10 am-1:18 pm
1 stop10h 08m
San Jose
Fri 11/13
2:14 pm-12:30 am
1 stop7h 16m
$312
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Dulles Intl to San Jose
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 San Jose in October.
| 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 Washington, D.C. Dulles Intl Airport-San Jose, California 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-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-San Jose, California 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-San Jose, California 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-San Jose, California 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 San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Dulles Intl with our price prediction graph.
IAD-SJC
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 Washington, D.C. Dulles Intl Airport to San Jose
How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to San Jose, California?
Booking 35 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to San Jose, California. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to San Jose, California?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to San Jose, California (average of $329). Flying from Washington, D.C. Dulles Intl Airport to San Jose, California in June is currently the most expensive (average of $553). 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.
How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to San Jose, California?
Airfare is below average for this route at the moment.
Washington, D.C. Dulles Intl Airport to San Jose, California flights typically cost between $314 and $628 in November.The cheapest round-trip price found within the last 5 days was $297 on Delta (Nov 13-Nov 13).
Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated October 22, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from Washington, D.C. Dulles Intl Airport to San Jose to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Overall
7.9
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Aug 2025
PDX - SJC
Related info for your journey
Find useful and relevant information for your journey from Dulles Intl to San Jose. 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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Dulles Intl and San Jose flights
Browse other Dulles Intl and San Jose flight options. Last updated on October 22, 2026.
Other flights from Dulles Intl
Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
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Other flights to San Jose
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 22, 2026.
Top 5 airlines flying from Dulles Intl to San Jose
Discover the top 5 airlines that operate flights from Dulles Intl to San Jose. 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 October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$148 | Average$444 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$250 | Average$377 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$264 | Average$404 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$282 | Average$481 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$294 | Average$630 | FlexibilityNo cancel fee | On-time71% |