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Cheap Flights from Boston to Portland

Every verified deal from Boston to Portland, ranked by how far the fare falls below its route baseline. Prices are checked against live availability.

Boston → Portland

$264 $0.05/mi

United · Economy · Nov 7 – Nov 14 (7n)

On the board right now

Cabin mix: 1 Economy.
Best discount right now: 52% below the route baseline.
Most active airlines: United.
1 deal first seen in the last 24 hours.

Price history: Boston to Portland

Lowest observed fare on this corridor over the past year, from our signals database.

$298 — seen Jul 2026
$298 — seen Aug 2026
$287 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026 (2 observations)
$297 — seen Aug 2026
$297 — seen Aug 2026
$376 — seen Aug 2026
$297 — seen Aug 2026 (12 observations)
$377 — seen Aug 2026 (4 observations)
$377 — seen Aug 2026 (6 observations)
$297 — seen Aug 2026
$372 — seen Aug 2026 (2 observations)
$297 — seen Aug 2026
$452 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026 (6 observations)
$297 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026 (6 observations)
$377 — seen Aug 2026
$311 — seen Aug 2026 (4 observations)
$306 — seen Aug 2026 (3 observations)
$377 — seen Aug 2026 (2 observations)
$264 — seen Aug 2026
$311 — seen Aug 2026 (2 observations)
$311 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026
$311 — seen Aug 2026
$246 — seen Aug 2026
$282 — seen Aug 2026
$247 — seen Aug 2026
$247 — seen Aug 2026
$247 — seen Aug 2026
$357 — seen Aug 2026 (2 observations)
$311 — seen Aug 2026
$369 — seen Aug 2026 (2 observations)
$397 — seen Aug 2026 (2 observations)
$247 — seen Aug 2026 (2 observations)
$267 — seen Aug 2026
$242 — seen Aug 2026
$242 — seen Aug 2026
$397 — seen Aug 2026
$297 — seen Aug 2026
$297 — seen Aug 2026
$356 — seen Aug 2026
$397 — seen Aug 2026
$466 — seen Aug 2026 (2 observations)
$338 — seen Aug 2026 (2 observations)
$368 — seen Aug 2026
$342 — seen Aug 2026 (2 observations)
$362 — seen Aug 2026
$362 — seen Aug 2026
$367 — seen Sep 2026
$367 — seen Sep 2026
$367 — seen Sep 2026
$367 — seen Sep 2026
$275 — seen Sep 2026
$275 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$372 — seen Sep 2026
$408 — seen Oct 2026
$264 — seen Oct 2026
$264 — seen Oct 2026

Frequently asked questions

How many flight deals from Boston to Portland are on Sparkflights right now?

There are 1 verified deals from Boston to Portland on the board right now. The list refreshes hourly.

What is the cheapest flight from Boston to Portland right now?

The lowest verified fare from Boston to Portland right now is $264. Prices are checked against live availability before listing.

What is the lowest price ever seen from Boston to Portland?

The lowest fare we've recorded from Boston to Portland is $242, based on 74 price observations over the past year.

Which airlines fly Boston to Portland?

Airlines with the most deals from Boston to Portland right now are United.