--- title: "Washington to San Diego flights: who flies IAD-SAN" description: "Alaska Airlines and United Airlines fly nonstop from IAD to SAN, about 28 flights a week. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/iad-san" url: "https://2lnr.com/routes/iad-san.md" date_modified: "2026-10-18T05:10:47Z" --- # Washington to San Diego (IAD-SAN): nonstop upgrade & award space United Airlines and Alaska Airlines fly nonstop between Washington (IAD) and San Diego (SAN), roughly 28 times a week. The timetable below shows the nonstop scheduled at 5h 22m to 5h 46m for the 2,249 miles. 2LNR checks confirmed upgrade and award space on Alaska Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See IAD to SAN on the interactive map [Get started free](https://2lnr.com/login) 28 Flights a week, 4-week average 5h 22m to 5h 46m Scheduled flight time 2,249 mi Nonstop distance Free To get started ## Washington to San Diego flight schedule Scheduled nonstop departures for IAD to SAN starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Washington (IAD) to San Diego (SAN) | Date | Flight | Airline | Departs IAD | Arrives SAN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 1930 | United Airlines | 09:00 | 11:25 | 5h 25m | [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md) | | Fri, Oct 23 | UA 2163 | United Airlines | 12:35 | 14:57 | 5h 22m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Fri, Oct 23 | UA 2054 | United Airlines | 18:00 | 20:29 | 5h 29m | Boeing 737 MAX 9 | | Fri, Oct 23 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | [Boeing 737-900](https://2lnr.com/seatmaps/as/737-900.md) | | Sat, Oct 24 | UA 1930 | United Airlines | 09:00 | 11:25 | 5h 25m | Airbus A321neo family | | Sat, Oct 24 | UA 2163 | United Airlines | 12:35 | 14:57 | 5h 22m | Boeing 737 MAX 9 | | Sat, Oct 24 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | Boeing 737-900 | | Sun, Oct 25 | UA 1930 | United Airlines | 09:00 | 11:46 | 5h 46m | Airbus A321neo family | | Sun, Oct 25 | UA 2163 | United Airlines | 12:45 | 15:28 | 5h 43m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Sun, Oct 25 | UA 2054 | United Airlines | 18:00 | 20:29 | 5h 29m | Boeing 737 MAX 9 | | Sun, Oct 25 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) | | Mon, Oct 26 | UA 1930 | United Airlines | 09:00 | 11:46 | 5h 46m | Airbus A321neo family | | Mon, Oct 26 | UA 2163 | United Airlines | 12:45 | 15:28 | 5h 43m | Boeing 737-900 | | Mon, Oct 26 | UA 2054 | United Airlines | 18:00 | 20:29 | 5h 29m | Boeing 737 MAX 9 | | Mon, Oct 26 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | Boeing 737 MAX 9 | | Tue, Oct 27 | UA 1930 | United Airlines | 08:55 | 11:17 | 5h 22m | Boeing 737 MAX 9 | | Tue, Oct 27 | UA 2163 | United Airlines | 12:45 | 15:28 | 5h 43m | Boeing 737-900 | | Tue, Oct 27 | UA 2054 | United Airlines | 17:50 | 20:33 | 5h 43m | Boeing 737 MAX 9 | | Tue, Oct 27 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | Boeing 737 MAX 9 | | Wed, Oct 28 | UA 1930 | United Airlines | 09:00 | 11:46 | 5h 46m | Airbus A321neo family | | Wed, Oct 28 | UA 2163 | United Airlines | 12:45 | 15:28 | 5h 43m | Boeing 737-900 | | Wed, Oct 28 | UA 2054 | United Airlines | 17:50 | 20:33 | 5h 43m | Boeing 737 MAX 9 | | Wed, Oct 28 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | Boeing 737 MAX 9 | | Thu, Oct 29 | UA 1930 | United Airlines | 09:00 | 11:46 | 5h 46m | Airbus A321neo family | | Thu, Oct 29 | UA 2163 | United Airlines | 12:45 | 15:28 | 5h 43m | Boeing 737-900 | | Thu, Oct 29 | UA 2054 | United Airlines | 18:00 | 20:29 | 5h 29m | Boeing 737 MAX 9 | | Thu, Oct 29 | AS 201 | Alaska Airlines, Inc. | 19:24 | 21:53 | 5h 29m | Boeing 737 MAX 9 | Showing all 27 scheduled IAD to SAN departures across 7 days with service, starting October 23, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every IAD to SAN date on the interactive map ## Aircraft on the Washington to San Diego nonstop In the schedule table on this page, United Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md), the [Airbus A321neo family](https://2lnr.com/seatmaps/ua/a321neo.md), and the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md), and Alaska Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/as/737-max-9.md) and the [Boeing 737-900](https://2lnr.com/seatmaps/as/737-900.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on IAD to SAN departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Washington to San Diego to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Alaska Airlines award space was open on 7 of the 14 Washington to San Diego departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the IAD to SAN departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See IAD to SAN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Washington to San Diego nonstop Carriers operating IAD to SAN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See IAD to SAN on the interactive map → ## Frequently asked questions about IAD to SAN **How long is the flight from Washington (IAD) to San Diego (SAN)?** Scheduled flight times from Washington (IAD) to San Diego (SAN) run from 5h 22m to 5h 46m across the departures in the schedule table on this page. The nonstop covers about 2,249 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAD to SAN?** United Airlines and Alaska Airlines fly IAD to SAN nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How many flights a week are there from IAD to SAN?** About 28 nonstop flights a week run between Washington (IAD) and San Diego (SAN) in the current schedule, operated by United Airlines and Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IAD to SAN depart?** Scheduled IAD to SAN nonstops in the next 7 days with service leave between 08:55 and 19:24, local time at Washington. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IAD to SAN nonstop?** In the schedule table on this page, IAD to SAN nonstops fly as UA 1930, UA 2054, and UA 2163 on United Airlines, and AS 201 on Alaska Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on IAD to SAN?** Open the IAD to SAN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [SAN to IAD upgrade and award space](https://2lnr.com/routes/san-iad.md). Award seats rather than schedules? See [Alaska Airlines award availability](https://2lnr.com/awards/as.md). Looking beyond this route? See [every route from Washington (IAD)](https://2lnr.com/routes/iad.md), or [every route from San Diego (SAN)](https://2lnr.com/routes/san.md). Nonstops to San Diego (SAN) from other airports within 150 miles of Washington (IAD): - [Washington (DCA) to San Diego (SAN)](https://2lnr.com/routes/dca-san.md), 23 miles from IAD - [Philadelphia (PHL) to San Diego (SAN)](https://2lnr.com/routes/phl-san.md), 134 miles from IAD Nonstops from Washington (IAD) to other airports within 150 miles of San Diego (SAN): - [Washington (IAD) to Santa Ana (SNA)](https://2lnr.com/routes/iad-sna.md), 76 miles from SAN - [Washington (IAD) to Palm Springs (PSP)](https://2lnr.com/routes/iad-psp.md), 85 miles from SAN - [Washington (IAD) to Los Angeles (LAX)](https://2lnr.com/routes/iad-lax.md), 110 miles from SAN Distances are great-circle between the airports, not driving distance. - [How Alaska upgrades clear](https://2lnr.com/about/as/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss IAD to SAN upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)