Award flights from Boston (BOS) to Seattle (SEA)
In the last 30 days AwardTool saw award space on 10 programs for BOS→SEA. Lowest economy: 12,100 miles + $5.60 (Delta SkyMiles). Lowest business: 25,000 miles + $5.60 (American Airlines AAdvantage). Lowest first: 25,000 miles + $5.60 (American Airlines AAdvantage).
Data as of
Award prices last changed . AwardTool checks these routes daily; seats change quickly.
BOS to SEA at a glance
- From
- General Edward Lawrence Logan International, Boston, United States (BOS)
- To
- Seattle-Tacoma International, Seattle, United States (SEA)
- Programs with award space seen
- 10 of 12 programs tracked on this route
- Nonstop award space seen
- Yes, in economy, business and first, via American Airlines AAdvantage, Alaska Atmos Rewards, JetBlue True Blue, Delta SkyMiles, Etihad Guest, Qantas Frequent Flyer, Qatar Airways Privilege Club, United MileagePlus, Virgin Australia Velocity and Virgin Atlantic Flying Club
- Airlines seen on these awards
- American Airlines (AA), Air Canada (AC), Alaska Airlines (AS), JetBlue (B6), Delta Air Lines (DL), Qatar Airways (QR), United Airlines (UA)
- Departures with open awards
- Oct 2026 to Sep 2027
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Seattle (SEA)
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 12,100 pts + $5.60 | Nonstop | Delta Air Lines (DL) | 9+ | 313 | See dates | |
| Alaska Atmos Rewards | 12,500 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | 9+ | 326 | See dates | |
| American Airlines AAdvantage | 12,500 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | — | 321 | See dates | |
| United MileagePlus | 15,000 pts + $5.60 | 1 stopNonstop from 35,000 pts | JetBlue (B6), United Airlines (UA) | 9+ | 317 | See dates | |
| JetBlue True Blue | 15,400 pts + $5.60 | Nonstop | JetBlue (B6), United Airlines (UA) | 9+ | 244 | See dates | |
| Qatar Airways Privilege Club | 16,000 pts + taxes not reported | Nonstop | Alaska Airlines (AS), JetBlue (B6), Qatar Airways (QR) | 7 | 323 | See dates | |
| Virgin Atlantic Flying Club | 22,000 pts + $5.60 | Nonstop | Delta Air Lines (DL) | 1 | 261 | See dates | |
| Qantas Frequent Flyer | 23,300 pts + $5.60 | 1 stopNonstop from 28,200 pts | American Airlines (AA), Alaska Airlines (AS) | 2 | 286 | See dates | |
| Virgin Australia Velocity | 23,500 pts + $9.53 | Nonstop | Air Canada (AC), United Airlines (UA) | 9+ | 174 | See dates | |
| Etihad Guest | 28,000 pts + $34.30 | Nonstop | American Airlines (AA), JetBlue (B6) | 7 | 179 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 22,500 pts + $5.60 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | — | 12 | See dates | |
| Qantas Frequent Flyer | 79,600 pts + $5.60 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | 1 | 2 | See dates | |
| United MileagePlus | 100,000 pts + $5.60 | 2 stops | United Airlines (UA) | 7 | 36 | See dates |
Not seen in premium economy: Alaska Atmos Rewards, JetBlue True Blue, Delta SkyMiles, Etihad Guest, Qatar Airways Privilege Club, Virgin Australia Velocity and Virgin Atlantic Flying Club.
Business
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 25,000 pts + $5.60 | 1 stopMixed cabin | American Airlines (AA), Alaska Airlines (AS) | 1 | 312 | See dates | |
| Qatar Airways Privilege Club | 43,000 pts + taxes not reported | Nonstop | Alaska Airlines (AS), Qatar Airways (QR) | 1 | 250 | See dates | |
| Etihad Guest | 48,000 pts + $57.60 | 1 stopMixed cabin | American Airlines (AA) | 4 | 180 | See dates | |
| Qantas Frequent Flyer | 52,800 pts + $5.60 | 1 stopNonstop from 73,400 pts · Mixed cabin | American Airlines (AA), Alaska Airlines (AS) | 1 | 295 | See dates | |
| Virgin Australia Velocity | 58,000 pts + $111.59 | 1 stop | Air Canada (AC) | 1 | 1 | See dates | |
| United MileagePlus | 100,000 pts + $5.60 | 2 stops | United Airlines (UA) | 4 | 27 | See dates |
Not seen in business: Alaska Atmos Rewards, JetBlue True Blue, Delta SkyMiles and Virgin Atlantic Flying Club.
First
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 25,000 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | 1 | 321 | See dates | |
| Alaska Atmos Rewards | 30,000 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | 1 | 326 | See dates | |
| United MileagePlus | 30,000 pts + $5.60 | 1 stop | JetBlue (B6), United Airlines (UA) | 3 | 317 | See dates | |
| Virgin Australia Velocity | 51,500 pts + $13.77 | 1 stop | United Airlines (UA) | 3 | 2 | See dates | |
| Delta SkyMiles | 61,600 pts + $5.60 | Nonstop | Delta Air Lines (DL) | 6 | 313 | See dates | |
| Virgin Atlantic Flying Club | 70,000 pts + $5.60 | Nonstop | Delta Air Lines (DL) | 1 | 1 | See dates |
Not seen in first: JetBlue True Blue, Etihad Guest, Qantas Frequent Flyer and Qatar Airways Privilege Club.
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | Delta SkyMiles | 12,100 pts + $5.60 | 9+ | Nonstop | Check this date | ||
| Premium Economy | American Airlines AAdvantage | 22,500 pts + $5.60 | 3 | 1 stop | Check this date | ||
| Business | American Airlines AAdvantage | 25,000 pts + $5.60 | 3 | 1 stop | Check this date | ||
| Business | Qantas Frequent Flyer | 57,400 pts + $5.60 | 2 | 1 stop | Check this date | ||
| Business | Qatar Airways Privilege Club | 240,000 pts + taxes not reported | 9+ | Nonstop | Check this date | ||
| First | United MileagePlus | 30,000 pts + $5.60 | 3 | 1 stop | Check this date | ||
| First | Alaska Atmos Rewards | 47,500 pts + $5.60 | 7 | Nonstop | Check this date | ||
| First | Virgin Australia Velocity | 51,500 pts + $13.77 | 3 | 1 stop | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them at the time shown. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
Nonstop award space
- Economy: nonstop from 12,100 miles via Delta SkyMiles, which showed nonstop space on 313 dates (10 programs had nonstop space).
- Business: nonstop from 43,000 Avios via Qatar Airways Privilege Club, which showed nonstop space on 246 dates (2 programs had nonstop space).
- First: nonstop from 25,000 miles via American Airlines AAdvantage, which showed nonstop space on 312 dates (4 programs had nonstop space).
Best months to fly BOS to SEA on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 12,500 · AAdvantage (16 dates) | 22,500 · AAdvantage (3 dates) | 25,000 · AAdvantage (16 dates) | 30,000 · MileagePlus (16 dates) | |
| 12,500 · AAdvantage (30 dates) | 22,500 · AAdvantage (1 date) | 25,000 · AAdvantage (29 dates) | 38,000 · AAdvantage (30 dates) | |
| 12,100 · SkyMiles (31 dates) | 22,500 · AAdvantage (2 dates) | 25,000 · AAdvantage (31 dates) | 25,000 · AAdvantage (31 dates) | |
| 12,500 · AAdvantage (31 dates) | 22,500 · AAdvantage (2 dates) | 25,000 · AAdvantage (29 dates) | 25,000 · AAdvantage (31 dates) | |
| 12,500 · AAdvantage (28 dates) | 22,500 · AAdvantage (3 dates) | 25,000 · AAdvantage (22 dates) | 25,000 · AAdvantage (28 dates) | |
| 12,100 · SkyMiles (31 dates) | 22,500 · AAdvantage (1 date) | 25,000 · AAdvantage (31 dates) | 25,000 · AAdvantage (31 dates) | |
| 12,500 · AAdvantage (30 dates) | — | 25,000 · AAdvantage (30 dates) | 25,000 · AAdvantage (30 dates) | |
| 12,500 · AAdvantage (31 dates) | — | 25,000 · AAdvantage (31 dates) | 38,000 · AAdvantage (31 dates) | |
| 12,500 · AAdvantage (30 dates) | — | 25,000 · AAdvantage (30 dates) | 25,000 · AAdvantage (30 dates) | |
| 12,500 · AAdvantage (31 dates) | — | 25,000 · AAdvantage (31 dates) | 25,000 · AAdvantage (31 dates) | |
| 12,500 · Atmos (31 dates) | — | 25,000 · AAdvantage (25 dates) | 25,000 · AAdvantage (25 dates) | |
| 12,500 · Atmos (6 dates) | — | 25,000 · AAdvantage (7 dates) | 25,000 · AAdvantage (7 dates) |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Etihad Guest | — | 1:1 · Instant | 1:1 · ~1 day | — | 1:1 · Instant | — |
| JetBlue True Blue | 5:4 · Instant | — | 1:0.6 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| Qatar Airways Privilege Club | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · ~1-2 days | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
| Virgin Atlantic Flying Club | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to Virgin Australia Velocity.
Search, calendar and alerts for BOS to SEA
Route calendar
Every departure date with open award seats on BOS→SEA for American Airlines AAdvantage and the other programs: a limited window on the free plan and 365 days with Pro.
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Search BOS to SEAQuestions about BOS to SEA award flights
What's the lowest Boston to Seattle award price AwardTool has seen?
In economy, 12,100 miles + $5.60 with Delta SkyMiles. Delta SkyMiles showed economy award space on 313 departure dates (newest observation Oct 15, 2026, 22:44 UTC). In business, 25,000 miles + $5.60 with American Airlines AAdvantage. American Airlines AAdvantage showed business award space on 312 departure dates (newest observation Oct 16, 2026, 03:29 UTC). Search live before transferring points.
Which loyalty programs had award space on BOS→SEA?
10 programs in the last 30 days: American Airlines AAdvantage (economy 321 dates, premium economy 12 dates, business 312 dates, first 321 dates); Alaska Atmos Rewards (economy 326 dates, first 326 dates); JetBlue True Blue (economy 244 dates); Delta SkyMiles (economy 313 dates, first 313 dates); Etihad Guest (economy 179 dates, business 180 dates); Qantas Frequent Flyer (economy 286 dates, premium economy 2 dates, business 295 dates); Qatar Airways Privilege Club (economy 323 dates, business 250 dates); United MileagePlus (economy 317 dates, premium economy 36 dates, business 27 dates, first 317 dates) and 2 more. Dates count departure dates with an open award.
Is there nonstop award space from BOS to SEA?
Yes. AwardTool observed nonstop award space in economy, business and first, bookable via American Airlines AAdvantage, Alaska Atmos Rewards, JetBlue True Blue, Delta SkyMiles, Etihad Guest, Qantas Frequent Flyer, Qatar Airways Privilege Club, United MileagePlus, Virgin Australia Velocity and Virgin Atlantic Flying Club. The lowest nonstop award in economy was 12,100 miles with Delta SkyMiles.
Which credit card points transfer to these programs?
American Express Membership Rewards: JetBlue True Blue (5:4), Delta SkyMiles (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Virgin Atlantic Flying Club (1:1). Bilt Rewards: Alaska Atmos Rewards (1:1), Etihad Guest (1:1), Qatar Airways Privilege Club (1:1), United MileagePlus (1:1), Virgin Atlantic Flying Club (1:1). Capital One Miles: JetBlue True Blue (1:0.6), Etihad Guest (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Virgin Atlantic Flying Club (1:1). Chase Ultimate Rewards: JetBlue True Blue (1:1), United MileagePlus (1:1), Virgin Atlantic Flying Club (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), JetBlue True Blue (1:1), Etihad Guest (1:1), Qantas Frequent Flyer (1:1), Qatar Airways Privilege Club (1:1), Virgin Atlantic Flying Club (1:1). Wells Fargo Rewards: JetBlue True Blue (1:1), Virgin Atlantic Flying Club (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest BOS→SEA award prices?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers: in economy, the lowest award was for Dec 2026 departures, 12,100 miles with SkyMiles (31 dates); in business, the lowest award was for Dec 2026 departures, 25,000 miles with AAdvantage (31 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.