$469+ Cheap flights from Boston (BOS) to Kansai Intl (KIX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KIX
Sep 11 — Sep 181
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Kansai Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Kansai Intl
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Cheapest flights from Boston to Kansai IntlExplore the most affordable flight options available from Boston to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
Explore the most affordable flight options available from Boston to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 pm -
2 stops32h 35m
Thu 10/16:00 pm -
2 stops28h 50m
Deal found 8/12![Air Canada logo]()
$880
This Expedia deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:55 pm -
1 stop23h 40m
Wed 11/252:35 pm -
1 stop20h 25m
Deal found 8/9![Hainan Airlines logo]()
$881
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:50 am -
2 stops21h 35m
Wed 9/236:00 pm -
1 stop28h 55m
Deal found 8/12![Air Canada logo]()
$883
This Air Canada deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:50 pm -
2 stops32h 35m
Wed 9/306:00 pm -
2 stops28h 50m
Deal found 8/11![Air Canada logo]()
$888
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop21h 25m
Fri 9/256:00 pm -
1 stop37h 04m
Deal found 8/11![Air Canada logo]()
$900
This FlightHub deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:35 pm -
2 stops33h 05m
Mon 12/73:45 pm -
2 stops20h 52m
Deal found 8/9![Air Canada logo]()
$901
This Air Canada deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/213:30 pm -
2 stops36h 10m
Tue 12/83:45 pm -
2 stops20h 52m
Deal found 8/9![Air Canada logo]()
$905
This Air Canada deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:50 am -
2 stops21h 35m
Thu 9/246:00 pm -
2 stops28h 50m
Deal found 8/11![Air Canada logo]()
$906
Best flights from Boston to Kansai IntlDiscover carefully curated flight deals from Boston to Kansai Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
Discover carefully curated flight deals from Boston to Kansai Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 12, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:21 pm -
2 stops29h 29m
Fri 9/254:55 pm -
2 stops26h 05m
Deal found 8/10![United Airlines logo]()
$1,137
This China Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:15 pm -
2 stops31h 35m
Wed 9/91:10 pm -
2 stops31h 49m
Deal found 8/7![Multiple Airlines logo]()
$1,294
This China Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:09 pm -
2 stops30h 11m
Fri 10/3012:45 pm -
2 stops30h 56m
Deal found 8/10![Multiple Airlines logo]()
$1,315
This United Airlines deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am -
1 stop19h 50m
Tue 9/14:55 pm -
1 stop27h 59m
Deal found 8/8![United Airlines logo]()
$1,317
This China Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:40 pm -
2 stops29h 10m
Sun 10/187:05 pm -
2 stops33h 07m
Deal found 8/7![Multiple Airlines logo]()
$1,333
This China Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:40 pm -
2 stops29h 10m
Mon 10/127:05 pm -
2 stops33h 07m
Deal found 8/9![Multiple Airlines logo]()
$1,350
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/248:30 pm -
2 stops30h 15m
Thu 1/148:20 am -
2 stops23h 53m
Deal found 8/11![United Airlines logo]()
$1,515
This Expedia deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:09 pm -
2 stops34h 56m
Sun 10/187:05 pm -
2 stops34h 54m
Deal found 8/7![Multiple Airlines logo]()
$1,388
This China Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:59 pm -
2 stops28h 01m
Sun 10/181:10 pm -
2 stops31h 16m
Deal found 8/12![Multiple Airlines logo]()
$1,406
This EVA Air deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:30 pm -
2 stops27h 40m
Sun 10/111:10 pm -
2 stops30h 50m
Deal found 8/9![Multiple Airlines logo]()
$1,406
Last-minute flights from Boston to Kansai IntlDiscover last-minute flight deals from Boston to Kansai Intl. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Kansai Intl. Data last updated August 12, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 pm -
2 stops32h 35m
Thu 10/16:00 pm -
2 stops28h 50m
Deal found 8/12![Air Canada logo]()
$880
This KAYAK deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am -
1 stop21h 25m
Tue 9/156:00 pm -
2 stops28h 50m
Deal found 8/9![ANA logo]()
$939
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:00 am -
1 stop21h 25m
Fri 9/256:00 pm -
1 stop37h 04m
Deal found 8/11![Air Canada logo]()
$900
This Air Canada deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:50 am -
2 stops21h 35m
Wed 9/236:00 pm -
1 stop28h 55m
Deal found 8/12![Air Canada logo]()
$883
This Air Canada deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:50 pm -
2 stops32h 35m
Wed 9/306:00 pm -
2 stops28h 50m
Deal found 8/11![Air Canada logo]()
$888
This Air Canada deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/205:50 am -
2 stops21h 35m
Thu 9/246:00 pm -
2 stops28h 50m
Deal found 8/11![Air Canada logo]()
$906
One-way flights from Boston to Kansai IntlSearch for one-way flight options from Boston to Kansai Intl. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
Search for one-way flight options from Boston to Kansai Intl. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:55 pm -
1 stop23h 40m
Deal found 8/11![Hainan Airlines logo]()
$469
This Flightnetwork deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2010:55 pm -
1 stop23h 40m
Deal found 8/12![Hainan Airlines logo]()
$474
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/77:25 am -
2 stops44h 35m
Deal found 8/8![Multiple Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1310:05 am -
3 stops58h 00m
Deal found 8/9![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:05 am -
3 stops47h 40m
Deal found 8/10![Multiple Airlines logo]()
$554
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1010:55 pm -
2 stops29h 45m
Deal found 8/8![Multiple Airlines logo]()
$555
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/310:04 am -
3 stops45h 46m
Deal found 8/11![Multiple Airlines logo]()
$572
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:35 pm -
3 stops44h 10m
Deal found 8/11![Multiple Airlines logo]()
$576
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:30 pm -
3 stops49h 50m
Deal found 8/9![Multiple Airlines logo]()
$585
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/812:35 pm -
3 stops54h 10m
Deal found 8/11![Multiple Airlines logo]()
$590
Find flight deals from Boston to Kansai Intl
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Kansai Intl (KIX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $880 (Air Canada) |
One-way from | $469 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,380 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Kansai Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Boston to Osaka Kansai Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Sat 9/12
8:21 pm-2:50 pm
2 stops29h 29m
Osaka Kansai Intl
Fri 9/25
4:55 pm-6:00 am
2 stops26h 05m
$1,137
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Sat 9/5
4:15 pm-12:50 pm
2 stops31h 35m
Osaka Kansai Intl
Wed 9/9
1:10 pm-7:59 am
2 stops31h 49m
$1,294
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Fri 10/23
6:09 pm-1:20 pm
2 stops30h 11m
Osaka Kansai Intl
Fri 10/30
12:45 pm-6:41 am
2 stops30h 56m
$1,315
Quickest round-trip
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Mon 8/24
6:00 am-2:50 pm
1 stop19h 50m
Osaka Kansai Intl
Tue 9/1
4:55 pm-7:54 am
1 stop27h 59m
$1,317
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Thu 10/8
6:40 pm-12:50 pm
2 stops29h 10m
Osaka Kansai Intl
Sun 10/18
7:05 pm-3:12 pm
2 stops33h 07m
$1,333
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Sat 10/3
6:40 pm-12:50 pm
2 stops29h 10m
Osaka Kansai Intl
Mon 10/12
7:05 pm-3:12 pm
2 stops33h 07m
$1,350
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Fri 10/9
6:09 pm-6:05 pm
2 stops34h 56m
Osaka Kansai Intl
Sun 10/18
7:05 pm-4:59 pm
2 stops34h 54m
$1,388
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Sat 10/10
6:59 pm-12:00 pm
2 stops28h 01m
Osaka Kansai Intl
Sun 10/18
1:10 pm-7:26 am
2 stops31h 16m
$1,406
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Wed 10/7
5:30 pm-10:10 am
2 stops27h 40m
Osaka Kansai Intl
Sun 10/11
1:10 pm-7:00 am
2 stops30h 50m
$1,406
BostonOsaka
BOS Boston Logan Intl - KIX Osaka Kansai Intl
BOSKIX
Boston Logan Intl
Thu 12/24
8:30 pm-4:45 pm
2 stops30h 15m
Osaka Kansai Intl
Thu 1/14
8:20 am-6:13 pm
2 stops23h 53m
$1,515
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Boston to Kansai Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Kansai Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Osaka Kansai Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Osaka Kansai Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Osaka Kansai Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Osaka Kansai Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Osaka Kansai Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to Kansai Intl
Have a flexible travel schedule? Discover the best time to fly to Kansai Intl from Boston with our price prediction graph.
BOS-KIX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Boston to Osaka Kansai Intl Airport
Reviews of airlines servicing Kansai Intl
Get insights into the airlines that provide service to Kansai Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kansai Intl. Reviews last updated August 12, 2026.
Get a feel of what it's like to fly with ANA,Cathay Pacific, andUnited Airlines from Boston to Osaka Kansai Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.7
Entertainment
8.0
Overall
8.3
Food
7.8
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Crew
8.7
Entertainment
8.0
Overall
8.3
Food
7.8
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Crew
8.7
Entertainment
8.0
Overall
8.3
Food
7.8
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Crew
8.7
Entertainment
8.0
Overall
8.3
Food
7.8
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Crew
8.7
Entertainment
8.0
Overall
8.3
Food
7.8
Comfort
8.2
Boarding
8.5
Reviews
1 / 20
4.0
OkayPeggyLee,Jun 2026
BKK - NRT
Related info for your journey
Find useful and relevant information for your journey from Boston to Kansai Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Osaka Kansai Intl Airport?
Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locationsNara
Izumisano
Himeji
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Top 4 airlines flying from Boston to Kansai Intl
Discover the top 4 airlines that operate flights from Boston to Kansai Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$787 | Average$1,279 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$833 | Average$1,279 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$920 | Average$1,460 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$945 | Average$1,450 | FlexibilityNo cancel fee | On-time80% |