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Flights from Chattanooga to Boston

Search cheap flights from Chattanooga to Boston in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$261, and round-trip tickets start at US$274.

      • CHA 15:32
        5h 58m
        1 stop
        BOS 21:30
        Chattanooga - Boston | Sun, Aug 16 | Delta Air Lines
        BOS 06:50
        5h 6m
        1 stop
        CHA 11:56
        Boston - Chattanooga | Sun, Aug 23 | Delta Air Lines
        US$274 US$455
        40% off
        40% off
        US$455 US$274
      • CHA 19:22
        6h 9m
        1 stop
        BOS 01:31
        Chattanooga - Boston | Sat, Jul 11 | Delta Air Lines
        BOS 07:00
        6h 15m
        1 stop
        CHA 13:15
        Boston - Chattanooga | Sun, Jul 19 | Delta Air Lines
        US$280 US$455
        38% off
        38% off
        US$455 US$280
      • CHA 10:20
        6h 26m
        1 stop
        BOS 16:46
        Chattanooga - Boston | Sun, Jul 12 | Delta Air Lines
        BOS 07:00
        6h 15m
        1 stop
        CHA 13:15
        Boston - Chattanooga | Sun, Jul 19 | Delta Air Lines
        US$281 US$455
        38% off
        38% off
        US$455 US$281
      • CHA 13:57
        5h 55m
        1 stop
        BOS 19:52
        Chattanooga - Boston | Sun, Aug 2 | Delta Air Lines
        BOS 08:00
        7h 17m
        1 stop
        CHA 15:17
        Boston - Chattanooga | Wed, Aug 5 | Delta Air Lines
        US$285
        37% off
        US$455 US$285
      • CHA 06:00
        4h 23m
        1 stop
        BOS 10:23
        Chattanooga - Boston | Wed, Jul 22 | Delta Air Lines
        BOS 05:30
        6h 52m
        1 stop
        CHA 12:22
        Boston - Chattanooga | Wed, Jul 29 | Delta Air Lines
        US$288
        37% off
        US$455 US$288
      • CHA 15:00
        5h
        1 stop
        BOS 20:00
        Chattanooga - Boston | Thu, Jul 30 | Delta Air Lines
        BOS 16:00
        6h 16m
        1 stop
        CHA 22:16
        Boston - Chattanooga | Wed, Aug 5 | Delta Air Lines
        US$289
        36% off
        US$455 US$289
      • CHA 16:48
        6h 43m
        1 stop
        BOS 23:31
        Chattanooga - Boston | Wed, Jul 29 | Delta Air Lines
        BOS 10:00
        6h 8m
        1 stop
        CHA 16:08
        Boston - Chattanooga | Wed, Aug 5 | Delta Air Lines
        US$289
        36% off
        US$455 US$289
      • CHA 14:03
        5h 11m
        1 stop
        BOS 19:14
        Chattanooga - Boston | Sun, Aug 16 | American Airlines
        BOS 05:27
        4h 23m
        1 stop
        CHA 09:50
        Boston - Chattanooga | Sun, Aug 23 | American Airlines
        US$291
        36% off
        US$455 US$291
      • CHA 16:48
        4h 59m
        1 stop
        BOS 21:47
        Chattanooga - Boston | Mon, Aug 24 | Delta Air Lines
        BOS 06:45
        7h 13m
        1 stop
        CHA 13:58
        Boston - Chattanooga | Mon, Aug 31 | Delta Air Lines
        US$331
        27% off
        US$455 US$331
      • CHA 16:48
        4h 59m
        1 stop
        BOS 21:47
        Chattanooga - Boston | Fri, Aug 21 | Delta Air Lines
        BOS 08:55
        5h 2m
        1 stop
        CHA 13:57
        Boston - Chattanooga | Wed, Aug 26 | Delta Air Lines
        US$336
        26% off
        US$455 US$336
      • CHA 13:00
        17h 25m
        1 stop
        BOS 14:00
        Chattanooga - Boston | Sun, Jul 12 | Normal Airline
        BOS 15:00
        6h
        Nonstop
        CHA 16:00
        Boston - Chattanooga | Tue, Jul 14 | Normal Airline
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      • CHA 21:43
        20h 43m
        1 stop
        PSM 18:26
        Chattanooga - Boston | Sat, Jul 11 | Allegiant Air
        US$261 US$521
        50% off
        50% off
        US$521 US$261
      • CHA 13:27
        4h 37m
        1 stop
        BOS 18:04
        Chattanooga - Boston | Sat, Jul 11 | American Airlines
        US$372 US$521
        28% off
        28% off
        US$521 US$372
      • CHA 10:27
        7h 4m
        1 stop
        BOS 17:31
        Chattanooga - Boston | Sat, Jul 11 | United Airlines
        US$376 US$521
        28% off
        28% off
        US$521 US$376
      • CHA 16:06
        7h 8m
        1 stop
        BOS 23:14
        Chattanooga - Boston | Sat, Jul 11 | Delta Air Lines
        US$385
        26% off
        US$521 US$385
      • CHA 13:00
        17h 25m
        1 stop
        BOS 14:00
        Chattanooga - Boston | Sun, Jul 12 | Normal Airline
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Displayed flight fares from Chattanooga to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Cheapest airlines flights from Chattanooga to Boston

You can choose from 1 airlines that fly from Chattanooga to Boston, including Delta Air Lines, Allegiant Air has lowest fares on this route.
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Chattanooga to Boston according to previous 12 months data from Trip.com.

Chattanooga to Boston Flight Details

The distance between Chattanooga and Boston is about 1,474.55 km. Based on Trip.com's latest data, travel demand is highest in January. The off-season for travel is September.

Cheapest one-way flight priceUS$261
Cheapest return ticket priceUS$274
Cheapest monthSeptember
Peak season for travelJanuary
Flight distance1,474.55 km
Popular airlineDelta Air Lines
Flight statistics for the Chattanooga–Boston route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Chattanooga to Boston (CHA-BOS)?

    Based on Trip.com data, Allegiant Air offers one-way fares as low as US$261 on Cheapest nonstop routes (e.g. CHA to PSM on Sat, Jul 11), while Delta Air Lines offers Cheapest nonstop round-trips from US$274 departing on Sun, Aug 16 and returning on Sun, Aug 23.
  • At the moment, several airlines serve connecting flights from Chattanooga to Boston, including: Delta Air Lines Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chattanooga to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Chattanooga to Boston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Jul 11, with one-way flights priced at just US$261.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Allegiant Air.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Boston travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Chattanooga to Boston is September, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Chattanooga to Boston on July 25, 2026 with Delta Air Lines, with prices starting at US$285.
  • You can land at any one of the following hubs in Boston, with Chattanooga Metropolitan Airport to Boston Logan International Airport (CHA-BOS) is by far the most common option on this route: Hartford Barnes Airport (BNH) Boston Logan International Airport (BOS) Portsmouth International Airport (PSM).
  • The time difference between Boston and Chattanooga is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.