--- title: "Boston (BOS) to Anchorage (ANC) flights: who flies it" description: "Alaska Airlines flies nonstop from BOS to ANC, about 1 flight a week, scheduled at 7h 53m. See confirmed upgrade and award space by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/bos-anc" url: "https://2lnr.com/routes/bos-anc.md" date_modified: "2026-10-18T05:10:47Z" --- # Boston to Anchorage (BOS-ANC): nonstop upgrade & award space Alaska Airlines flies nonstop from Boston (BOS) to Anchorage (ANC) just once a week. In the timetable below it flies as AS 644, scheduled at 7h 53m for the 3,373 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 22, 2026. See BOS to ANC on the interactive map [Get started free](https://2lnr.com/login) 1 Flights a week, 4-week average 7h 53m Scheduled flight time 3,373 mi Nonstop distance Free To get started ## Boston to Anchorage flight schedule Scheduled nonstop departures for BOS to ANC starting October 21, 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 Boston (BOS) to Anchorage (ANC) | Date | Flight | Airline | Departs BOS | Arrives ANC | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sat, Jun 12 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/as/737-max-8.md) | | Sat, Jun 19 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | | Sat, Jun 26 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | | Sat, Jul 3 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | | Sat, Jul 10 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | | Sat, Jul 17 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | | Sat, Jul 24 | AS 644 | Alaska Airlines, Inc. | 18:52 | 22:45 | 7h 53m | Boeing 737 MAX 8 | Showing all 7 scheduled BOS to ANC departures across 7 days with service, starting October 21, 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 BOS to ANC date on the interactive map ## Aircraft on the Boston to Anchorage nonstop Alaska Airlines flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/as/737-max-8.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. ## Confirmed upgrade & award space on BOS to ANC departures 2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for Boston to Anchorage to see which departures have space, the next 14 days free on every product and the full horizon on Pro. ### See real availability Confirmed upgrade or award seats by date on the BOS to ANC 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 BOS to ANC on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Boston to Anchorage nonstop Carriers operating BOS to ANC nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Alaska Airlines (AS) route map](https://2lnr.com/routes/airlines/as.md)\ [The aircraft AS flies](https://2lnr.com/seatmaps/as.md) See BOS to ANC on the interactive map → ## Frequently asked questions about BOS to ANC **How long is the flight from Boston (BOS) to Anchorage (ANC)?** AS 644 is scheduled at 7h 53m from Boston (BOS) to Anchorage (ANC) on every departure in the schedule table on this page. The nonstop covers about 3,373 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from BOS to ANC?** Alaska Airlines is currently the only airline flying BOS to ANC nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines. **How often does BOS to ANC operate?** The BOS to ANC nonstop currently runs once a week, on Alaska Airlines. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from BOS to ANC depart?** In the next 7 days with service, every scheduled BOS to ANC nonstop leaves at 18:52 local time at Boston. The schedule table on this page lists each departure by date. **Which flights operate BOS to ANC nonstop?** Alaska Airlines flies AS 644 nonstop from Boston (BOS) to Anchorage (ANC), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **How do I check upgrade or award availability on BOS to ANC?** Open the BOS to ANC 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 [ANC to BOS upgrade and award space](https://2lnr.com/routes/anc-bos.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 Boston (BOS)](https://2lnr.com/routes/bos.md), or [every route from Anchorage (ANC)](https://2lnr.com/routes/anc.md). - [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 BOS to ANC 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)