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Cheap Flights from Hartford to San Juan

Hi, I've summed up all the key info for Hartford to San Juan flights

Cheapest one-way

S$ 92
Frontier Airlines Wed, Oct 14

73% below next 30d avg. (S$ 343)

Cheapest return

S$ 220
Frontier Airlines Sun, Sep 20

52% below next 30d avg. (S$ 463)

Best time to book

November Cheapest month
July Peak month

Fastest flight

3h 45m 6m faster than avg. (3h 51m)

With a lowest one-way fare of S$ 92 , travelers can expect an average price of S$ 343 for upcoming trips, while round-trip tickets start at S$ 220 . Flights typically take around 3h 51m , but the fastest nonstop option completes the journey in just 3h 45m minutes. To secure the best rates, booking 40 days in advance is recommended, and the cheapest travel days are Tuesday, Wednesday, and Saturday .

Updated 3d ago · This content is an AI-powered summary based on Trip.com data. Prices and availability are subject to change. Please refer to actual prices, availability, and travel conditions.

Explore the cheapest one-way and round-trip flights from Hartford to San Juan over the next 90 days, with one-way fares from S$ 92 and round-trip from S$ 220. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Sun, Sep 20 | Frontier Airlines
        SJU 16:28
        4h 2m
        Direct
        BDL 20:30
        San Juan - Hartford | Sun, Sep 27 | Frontier Airlines
        S$ 220 S$ 284
        23% off
        23% off
        S$ 284 S$ 220
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Sun, Oct 18 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Wed, Oct 21 | Frontier Airlines
        S$ 227 S$ 284
        20% off
        20% off
        S$ 284 S$ 227
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Fri, Sep 25 | Frontier Airlines
        SJU 16:28
        4h 2m
        Direct
        BDL 20:30
        San Juan - Hartford | Sun, Sep 27 | Frontier Airlines
        S$ 244 S$ 284
        14% off
        14% off
        S$ 284 S$ 244
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Wed, Oct 7 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Sun, Oct 11 | Frontier Airlines
        S$ 246
        13% off
        S$ 284 S$ 246
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Wed, Oct 21 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Sun, Oct 25 | Frontier Airlines
        S$ 250
        12% off
        S$ 284 S$ 250
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Wed, Oct 14 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Sun, Oct 18 | Frontier Airlines
        S$ 251
        12% off
        S$ 284 S$ 251
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Fri, Oct 2 | Frontier Airlines
        SJU 16:28
        4h 2m
        Direct
        BDL 20:30
        San Juan - Hartford | Sun, Oct 4 | Frontier Airlines
        S$ 254
        11% off
        S$ 284 S$ 254
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Sun, Oct 4 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Sun, Oct 11 | Frontier Airlines
        S$ 257
        10% off
        S$ 284 S$ 257
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Sun, Oct 11 | Frontier Airlines
        SJU 16:28
        4h 14m
        Direct
        BDL 20:42
        San Juan - Hartford | Wed, Oct 14 | Frontier Airlines
        S$ 259
        9% off
        S$ 284 S$ 259
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Fri, Oct 9 | Frontier Airlines
        SJU 15:41
        4h 13m
        Direct
        BDL 19:54
        San Juan - Hartford | Fri, Oct 16 | Frontier Airlines
        S$ 264
        7% off
        S$ 284 S$ 264
      • HFD 13:00
        17h 25m
        1 stop
        SJU 14:00
        Hartford - San Juan | Mon, Sep 14 | Normal Airline
        SJU 15:00
        6h
        Direct
        HFD 16:00
        San Juan - Hartford | Wed, Sep 16 | Normal Airline
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      • Cheapest nonstop
        BDL 20:44
        3h 58m
        Direct
        SJU 00:42
        Hartford - San Juan | Wed, Oct 14 | Frontier Airlines
        S$ 92 S$ 252
        63% off
        63% off
        S$ 252 S$ 92
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Mon, Oct 12 | Frontier Airlines
        S$ 119 S$ 252
        53% off
        53% off
        S$ 252 S$ 119
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Mon, Oct 26 | Frontier Airlines
        S$ 119 S$ 252
        53% off
        53% off
        S$ 252 S$ 119
      • BDL 19:03
        4h 3m
        Direct
        SJU 23:06
        Hartford - San Juan | Fri, Oct 30 | Frontier Airlines
        S$ 119
        53% off
        S$ 252 S$ 119
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Fri, Oct 23 | Frontier Airlines
        S$ 119
        53% off
        S$ 252 S$ 119
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Mon, Oct 19 | Frontier Airlines
        S$ 119
        53% off
        S$ 252 S$ 119
      • BDL 21:37
        4h
        Direct
        SJU 01:37
        Hartford - San Juan | Fri, Oct 16 | Frontier Airlines
        S$ 157
        38% off
        S$ 252 S$ 157
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Fri, Sep 25 | Frontier Airlines
        S$ 178
        28% off
        S$ 252 S$ 178
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Wed, Sep 16 | Frontier Airlines
        S$ 224
        11% off
        S$ 252 S$ 224
      • BDL 21:25
        3h 45m
        Direct
        SJU 01:10
        Hartford - San Juan | Mon, Sep 14 | Frontier Airlines
        S$ 234
        7% off
        S$ 252 S$ 234
      • HFD 13:00
        17h 25m
        1 stop
        SJU 14:00
        Hartford - San Juan | Mon, Sep 14 | Normal Airline
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        Find more flights

Flight.News
Over the past 7 days, flights from Hartford to San Juan have operated an average of 3 times per day, with 27.8% on-time departure rate and 50.0% on-time arrival rate.

Flying from Hartford to San Juan

The distance between Hartford and San Juan is approximately 2,669.02km. It takes around 3 hours 51 minutes on average to fly from Hartford to San Juan. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is November.

Cheapest one-way flight price S$ 92
Cheapest return ticket price S$ 220
Off-season for travel November
Peak season for travel July
Flight distance 2,669.02km
Average flight time 3 hours 51 minutes
Frequency ～12/week
Flight statistics for the Hartford–San Juan route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Hartford to San Juan.

What is the cheapest month for one-way flights from Hartford to San Juan?

The average price of one-way flights from Hartford to San Juan purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Hartford to San Juan is May, with an average price of S$ 195, and the most expensive month is July, with an average price of up to S$ 341.

S$ 341
S$ 268
S$ 195
S$ 122
    Cheapest
  • S$ 235
    Sep
  • S$ 233
    Oct
  • S$ 197
    Nov
  • S$ 330
    Dec
  • S$ 227
    Jan
  • S$ 334
    Feb
  • S$ 260
    Mar
  • S$ 260
    Apr
  • S$ 195
    May
  • S$ 289
    Jun
  • S$ 341
    Jul
  • S$ 203
    Aug

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Hartford to San Juan?

    Based on Trip.com data, Frontier Airlines offers Cheapest nonstop one-way flights from S$ 92 (for example, BDL–SJU on Wed, Oct 14). For a Cheapest nonstop return flight, Frontier Airlines offers fares from S$ 220, departing on Sun, Sep 20 and returning on Sun, Sep 27.
  • It takes about 3 hours 51 minutes to fly from Hartford (HFD) to San Juan (SJU).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Hartford to San Juan 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.
  • Here are some tips for finding the best flight deals from Hartford to San Juan on Trip.com:
    · Be flexible with your travel dates. The cheapest flight is currently on Wed, Oct 14, with one-way fares from just S$ 92.
    · Compare airlines. Frontier Airlines currently offers the lowest fares on this route.
    · Set up a price alert to track fare changes without searching every day.
    · Check Trip.com regularly for flight deals and available promo codes.
    · Avoid peak season or book early. July is generally the busiest month for travel to San Juan.
    · Get exclusive promo codes on the Trip.com app.
  • The cheapest month to book a flight from Hartford to San Juan is usually November, when demand is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Hartford to San Juan on September 18, 2026 with Frontier Airlines, with prices starting at S$ 220.
  • The time difference between San Juan and Hartford is 1h.
  • Tickets can only be changed or cancelled 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.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Hartford to San Juan is S$ 343. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Hartford to San Juan is S$ 463. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Hartford and San Juan, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.
  • Frontier Airlines and Jetblue Airwaysare the most popular budget airlines flying from Hartford to San Juan. Check baggage, seat and payment fees before comparing the final price.

Find Cheap Flights & Deals on Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate 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.