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Flights from Boston to Karachi

Search cheap flights from Boston to Karachi in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$489, and round-trip tickets start at US$692.

      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Fri, Jun 19 | Etihad Airways
        KHI 21:35
        26h 5m
        1 stop
        BOS 14:40
        Karachi - Boston | Thu, Jun 25 | Etihad Airways
        US$692 US$1,149
        40% off
        40% off
        US$1,149 US$692
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Thu, Jul 30 | Etihad Airways
        KHI 05:25
        18h 15m
        1 stop
        BOS 14:40
        Karachi - Boston | Thu, Aug 6 | Etihad Airways
        US$836 US$1,149
        27% off
        27% off
        US$1,149 US$836
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Sat, Jul 25 | Etihad Airways
        KHI 12:05
        35h 35m
        1 stop
        BOS 14:40
        Karachi - Boston | Sat, Aug 1 | Etihad Airways
        US$903 US$1,149
        21% off
        21% off
        US$1,149 US$903
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Tue, Jun 16 | Etihad Airways
        KHI 21:35
        26h 5m
        1 stop
        BOS 14:40
        Karachi - Boston | Wed, Jun 24 | Etihad Airways
        US$942
        18% off
        US$1,149 US$942
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Fri, Jul 10 | Etihad Airways
        KHI 21:35
        26h 5m
        1 stop
        BOS 14:40
        Karachi - Boston | Sat, Jul 18 | Etihad Airways
        US$960
        16% off
        US$1,149 US$960
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Wed, Jul 15 | Etihad Airways
        KHI 11:55
        35h 45m
        1 stop
        BOS 14:40
        Karachi - Boston | Wed, Jul 22 | Etihad Airways
        US$976
        15% off
        US$1,149 US$976
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Sun, Jun 21 | Etihad Airways
        KHI 21:35
        26h 5m
        1 stop
        BOS 14:40
        Karachi - Boston | Sun, Jun 28 | Etihad Airways
        US$1,074
        7% off
        US$1,149 US$1,074
      • BOS 16:25
        28h 15m
        1 stop
        KHI 05:40
        Boston - Karachi | Wed, Jul 29 | Etihad Airways
        KHI 05:25
        18h 15m
        1 stop
        BOS 14:40
        Karachi - Boston | Wed, Aug 5 | Etihad Airways
        US$1,076
        6% off
        US$1,149 US$1,076
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Sat, Jun 13 | Etihad Airways
        KHI 05:25
        18h 15m
        1 stop
        BOS 14:40
        Karachi - Boston | Sat, Jun 20 | Etihad Airways
        US$1,079
        6% off
        US$1,149 US$1,079
      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Sat, Jul 18 | Etihad Airways
        KHI 05:25
        18h 15m
        1 stop
        BOS 14:40
        Karachi - Boston | Sat, Jul 25 | Etihad Airways
        US$1,080
        6% off
        US$1,149 US$1,080
      • BOS 13:00
        17h 25m
        1 stop
        KHI 14:00
        Boston - Karachi | Wed, Jun 10 | Normal Airline
        KHI 15:00
        6h
        Nonstop
        BOS 16:00
        Karachi - Boston | Fri, Jun 12 | Normal Airline
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      • BOS 16:25
        16h 25m
        1 stop
        KHI 17:50
        Boston - Karachi | Tue, Aug 4 | Etihad Airways
        US$489 US$824
        41% off
        41% off
        US$824 US$489
      • BOS 16:25
        25h 35m
        1 stop
        KHI 03:00
        Boston - Karachi | Fri, Jun 19 | Etihad Airways
        US$649 US$824
        21% off
        21% off
        US$824 US$649
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Sat, Jul 18 | Qatar Airways
        US$735 US$824
        11% off
        11% off
        US$824 US$735
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Thu, Jul 16 | Qatar Airways
        US$735
        11% off
        US$824 US$735
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Wed, Jul 15 | Qatar Airways
        US$735
        11% off
        US$824 US$735
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Sun, Jul 12 | Qatar Airways
        US$735
        11% off
        US$824 US$735
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Sat, Jul 11 | Qatar Airways
        US$735
        11% off
        US$824 US$735
      • BOS 23:05
        37h
        1 stop
        KHI 21:05
        Boston - Karachi | Sat, Jun 13 | Emirates
        US$750
        9% off
        US$824 US$750
      • BOS 23:05
        37h
        1 stop
        KHI 21:05
        Boston - Karachi | Fri, Jun 19 | Emirates
        US$756
        8% off
        US$824 US$756
      • BOS 22:00
        24h 15m
        1 stop
        KHI 07:15
        Boston - Karachi | Tue, Jul 14 | Qatar Airways
        US$774
        6% off
        US$824 US$774
      • BOS 13:00
        17h 25m
        1 stop
        KHI 14:00
        Boston - Karachi | Wed, Jun 10 | Normal Airline
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Displayed flight fares from Boston to Karachi are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Boston to Karachi Flight Details

The distance between Boston and Karachi is about 11,391.12 km. Based on Trip.com's latest data, travel demand is highest in July. The off-season for travel is August.

Cheapest one-way flight priceUS$489
Cheapest return ticket priceUS$692
Cheapest monthAugust
Peak season for travelJuly
Flight distance11,391.12 km
Flight statistics for the Boston–Karachi route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Boston to Karachi (BOS-KHI)?

    Based on Trip.com data, Etihad Airways offers one-way fares as low as US$489 on Cheapest nonstop routes (e.g. BOS to KHI on Tue, Aug 4), while Etihad Airways offers Cheapest nonstop round-trips from US$692 departing on Fri, Jun 19 and returning on Thu, Jun 25.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Boston to Karachi 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 Boston to Karachi, 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 Tue, Aug 4, with one-way flights priced at just US$489.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Etihad Airways.
    · 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 Karachi travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Boston to Karachi is August, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Boston to Karachi on June 9, 2026 with Etihad Airways, with prices starting at US$692.
  • The time difference between Karachi and Boston is 10h.
  • 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.

Trip.com Airline Insights on Flights from Boston to Karachi

Which airline offers the cheapest direct flights from Boston to Karachi?

Data is based on the average price of all nonstop flights from Boston to Karachi on Trip.com over the past 12 months.

Based on Trip.com’s data from the past 12 months, Saudia provides the lowest-priced direct flights from Boston to Karachi, with fares starting at US$358.

US$75
US$358
US$642
US$926
US$1,209
Saudia
US$358
Saudia
Etihad Airways
US$771
Etihad Airways
Turkish Airlines
US$852
Turkish Airlines
Emirates
US$1,209
Emirates

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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.

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 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.