You Missed This Deal
This economy class fare from San Francisco to Boston was 44% below typical.
Wanderlusters watch up to 3 airports in premium economy. Globetrotters get every cabin and instant error fares.
Snag will catch the next one — paid plans see a wider net of fares.
Wanderluster starts at $5/mo • Globetrotter $15/mo
San Francisco → Boston
Frontier · Economy · 1 stop (9h 35m)
2h 45m layover in Atlanta
SFO → BOS
Price Analysis
This fare is in the bottom 4th percentile — cheaper than 96% of fares we've tracked on this route. Economy flights from SFO to Boston typically cost $517. This deal saves you $317.
About This Destination
Boston's Freedom Trail weaves through centuries of American history, connecting iconic sites like the Old State House and Paul Revere's home. The city's world-class museums, vibrant seafood scene, and charm of historic neighborhoods make it a compelling East Coast destination.
Route & Airline
Frontier offers budget-friendly service on the cross-country SFO to Boston route, ideal for travelers prioritizing value over nonstop convenience. With one stop included, you'll have time to stretch before completing your journey to the Northeast.
Travel Tips
Spring is an excellent time to visit Boston, with pleasant weather perfect for exploring outdoor attractions like the Public Garden. Brush up on the local transit system (the T) before arrival—it's an efficient way to navigate the city without renting a car.
Booking Guidance
With multiple travel dates available in late March and April, you have flexibility to find the option that works best for your schedule. Before confirming your purchase, review Frontier's baggage policy and seat selection fees to ensure you understand the total cost. The dates shown below are just a sample — experiment with dates that work best for your schedule. If the deal is still active but you can't pull up the price, try Google Flights below for the most up-to-date availability.
Prices and availability are sourced from third-party providers and may change without notice. SkySnags is not a travel agency — we find and surface deals, but all bookings are made directly through the airline or travel search provider (Google Flights, Skyscanner, Kayak, etc.). We are not responsible for fare accuracy, booking issues, or changes after publication. Always verify the final price before completing your purchase.
Fare Details
Economy
Roundtrip
1 stop
2h 45m layover in Atlanta
Frontier
9h 35m
$517
$200
$317 (44% off)
Travel Dates
3/24/2026 - 5/5/2026
Prices checked 14w ago4 dates available
Price History
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