--- title: "Sacramento to Washington flights: who flies SMF-IAD" description: "United Airlines flies Sacramento (SMF) to Washington (IAD) nonstop about 7 times a week as UA 1742, scheduled at 5h 2m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/smf-iad" url: "https://2lnr.com/routes/smf-iad.md" date_modified: "2026-10-18T05:10:47Z" --- # Sacramento to Washington (SMF-IAD): nonstop flights and who flies them United Airlines flies the SMF to IAD nonstop about 7 times a week. In the timetable below it flies as UA 1742, scheduled at 5h 2m for the 2,352 miles. 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 SMF to IAD on the interactive map [Get started free](https://2lnr.com/login) 7 Flights a week, 4-week average 5h 2m Scheduled flight time 2,352 mi Nonstop distance Free To get started ## Sacramento to Washington flight schedule Scheduled nonstop departures for SMF to IAD 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 Sacramento (SMF) to Washington (IAD) | Date | Flight | Airline | Departs SMF | Arrives IAD | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Sat, Oct 24 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | | Mon, Oct 26 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | | Tue, Oct 27 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | | Wed, Oct 28 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | | Thu, Oct 29 | UA 1742 | United Airlines | 08:18 | 16:20 | 5h 2m | Boeing 737 MAX 9 | Showing all 7 scheduled SMF to IAD 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 SMF to IAD date on the interactive map ## Aircraft on the Sacramento to Washington nonstop United Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full SMF to IAD nonstop schedule This page carries the full SMF to IAD nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each SMF to IAD nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See SMF to IAD on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Sacramento to Washington nonstop Carriers operating SMF to IAD nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) See SMF to IAD on the interactive map → ## Frequently asked questions about SMF to IAD **How long is the flight from Sacramento (SMF) to Washington (IAD)?** UA 1742 is scheduled at 5h 2m from Sacramento (SMF) to Washington (IAD) on every departure in the schedule table on this page. The nonstop covers about 2,352 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from SMF to IAD?** United Airlines is currently the only airline flying SMF to IAD nonstop. 2LNR doesn't show award or upgrade space for it on SMF to IAD, so this page carries the schedule rather than a space claim. **How many flights a week are there from SMF to IAD?** About 7 nonstop flights a week run between Sacramento (SMF) and Washington (IAD) in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from SMF to IAD depart?** In the next 7 days with service, every scheduled SMF to IAD nonstop leaves at 08:18 local time at Sacramento. The schedule table on this page lists each departure by date. **Which flights operate SMF to IAD nonstop?** United Airlines flies UA 1742 nonstop from Sacramento (SMF) to Washington (IAD), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on SMF to IAD?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on SMF to IAD. The page carries the full SMF to IAD nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [IAD to SMF nonstop flights](https://2lnr.com/routes/iad-smf.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Sacramento (SMF)](https://2lnr.com/routes/smf.md), or [every route from Washington (IAD)](https://2lnr.com/routes/iad.md). Nonstops to Washington (IAD) from other airports within 150 miles of Sacramento (SMF): - [San Francisco (SFO) to Washington (IAD)](https://2lnr.com/routes/sfo-iad.md), 85 miles from SMF Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full SMF to IAD nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)