$309+ Cheap flights from Boston (BOS) to Madrid, Spain (MAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MAD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Madrid 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.Cheapflights Tip: The best prices from Boston Logan Intl to Madrid Barajas are usually found in January or February, booked 15 days in advance, depart on a Wednesday or Monday and return on a Thursday
Cheap flight deals from Boston to Madrid
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to MadridExplore the most affordable flight options available from Boston to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from Boston to Madrid. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This eDestinos deal was found by Cheapflights users on 10/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:45 pm -
1 stop11h 35m
Wed 11/1810:55 am -
1 stop12h 02m
Deal found 10/20![Iberia logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/28:00 pm -
Nonstop6h 50m
Fri 12/114:15 pm -
Nonstop8h 10m
Deal found 10/20![Iberia logo]()
$369
This British Airways deal was found by Cheapflights users on 10/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:50 pm -
1 stop12h 05m
Fri 12/184:15 pm -
Nonstop8h 10m
Deal found 10/21![Multiple Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 pm -
1 stop28h 20m
Tue 11/1712:20 pm -
1 stop31h 22m
Deal found 10/20![Delta logo]()
$371
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:20 pm -
1 stop15h 25m
Tue 11/179:20 am -
1 stop16h 12m
Deal found 10/21![Delta logo]()
$372
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:00 pm -
Nonstop6h 50m
Wed 12/912:40 pm -
1 stop13h 40m
Deal found 10/21![American Airlines logo]()
$376
This British Airways deal was found by Cheapflights users on 10/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:30 pm -
1 stop9h 20m
Wed 11/251:30 pm -
1 stop12h 40m
Deal found 10/21![British Airways logo]()
$380
This FlightHub deal was found by Cheapflights users on 10/21. 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.
Tue 11/34:00 pm -
1 stop10h 55m
Thu 11/191:30 pm -
1 stop12h 40m
Deal found 10/21![British Airways logo]()
$385
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:45 am -
2 stops20h 15m
Tue 11/171:25 pm -
2 stops15h 12m
Deal found 10/21![Air Canada logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/28:00 pm -
Nonstop6h 50m
Thu 12/104:15 pm -
Nonstop8h 10m
Deal found 10/20![Finnair logo]()
$387
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:00 pm -
Nonstop6h 50m
Tue 12/85:15 pm -
Nonstop8h 45m
Deal found 10/20![Finnair logo]()
$392
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:10 am -
1 stop17h 10m
Thu 11/51:05 pm -
1 stop31h 08m
Deal found 10/20![Delta logo]()
$393
Best flights from Boston to MadridDiscover carefully curated flight deals from Boston to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Boston to Madrid that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This British Airways deal was found by Cheapflights users on 10/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/158:00 pm -
Nonstop6h 50m
Tue 5/45:30 pm -
Nonstop8h 20m
Deal found 10/20![Iberia logo]()
$421
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 12/212:00 pm -
2 stops13h 45m
Wed 12/91:25 pm -
1 stop11h 37m
Deal found 10/20![United Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:37 pm -
1 stop11h 43m
Mon 11/169:20 am -
1 stop15h 39m
Deal found 10/21![Delta logo]()
$619
This British Airways deal was found by Cheapflights users on 10/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/56:45 pm -
1 stop11h 35m
Thu 3/114:15 pm -
Nonstop8h 10m
Deal found 10/23![Multiple Airlines logo]()
$664
This Turkish Airlines deal was found by Cheapflights users on 10/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/269:00 pm -
1 stop37h 50m
Sat 4/36:20 pm -
1 stop31h 35m
Deal found 10/24![Turkish Airlines logo]()
$729
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/22. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/167:45 pm -
2 stops13h 35m
Tue 4/276:00 pm -
2 stops26h 55m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$738
This British Airways deal was found by Cheapflights users on 10/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/108:00 pm -
Nonstop6h 50m
Sun 3/214:15 pm -
Nonstop8h 10m
Deal found 10/20![Iberia logo]()
$588
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/199:00 am -
2 stops21h 35m
Thu 11/261:25 pm -
2 stops34h 02m
Deal found 10/21![United Airlines logo]()
$619
This British Airways deal was found by Cheapflights users on 10/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/225:40 pm -
Nonstop7h 10m
Sat 5/11:50 pm -
Nonstop8h 20m
Deal found 10/22![Iberia logo]()
$591
This Turkish Airlines deal was found by Cheapflights users on 10/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/248:00 pm -
1 stop14h 55m
Tue 2/96:00 pm -
1 stop30h 05m
Deal found 10/24![Turkish Airlines logo]()
$729
This United Airlines deal was found by Cheapflights users on 10/20. 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 4/198:30 am -
2 stops18h 30m
Tue 4/2712:45 pm -
2 stops29h 58m
Deal found 10/20![United Airlines logo]()
$727
This Turkish Airlines deal was found by Cheapflights users on 10/24. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/169:00 pm -
1 stop32h 25m
Mon 3/296:50 am -
1 stop19h 05m
Deal found 10/24![Turkish Airlines logo]()
$729
Last-minute flights from Boston to MadridDiscover last-minute flight deals from Boston to Madrid. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Madrid. Data last updated October 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:10 am -
1 stop17h 10m
Thu 11/51:05 pm -
1 stop31h 08m
Deal found 10/20![Delta logo]()
$393
This FlightHub deal was found by Cheapflights users on 10/21. 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.
Tue 11/34:00 pm -
1 stop10h 55m
Wed 11/1810:55 am -
1 stop18h 49m
Deal found 10/21![British Airways logo]()
$385
This Priceline deal was found by Cheapflights users on 10/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 pm -
1 stop11h 00m
Wed 11/1110:55 am -
1 stop12h 02m
Deal found 10/20![Iberia logo]()
$395
This American Airlines deal was found by Cheapflights users on 10/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/81:02 pm -
1 stop13h 53m
Fri 12/44:15 pm -
Nonstop8h 10m
Deal found 10/21![American Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 pm -
1 stop28h 20m
Tue 11/1712:20 pm -
1 stop31h 22m
Deal found 10/20![Delta logo]()
$371
This British Airways deal was found by Cheapflights users on 10/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:15 pm -
Nonstop6h 50m
Tue 11/1710:55 am -
1 stop12h 02m
Deal found 10/20![Multiple Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:20 pm -
1 stop15h 25m
Tue 11/179:20 am -
1 stop16h 12m
Deal found 10/21![Delta logo]()
$372
This Gotogate deal was found by Cheapflights users on 10/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:45 am -
2 stops20h 15m
Tue 11/171:25 pm -
2 stops15h 12m
Deal found 10/21![Air Canada logo]()
$386
This eDestinos deal was found by Cheapflights users on 10/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:45 pm -
1 stop11h 35m
Wed 11/1810:55 am -
1 stop12h 02m
Deal found 10/20![Iberia logo]()
$367
This British Airways deal was found by Cheapflights users on 10/21. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/115:30 pm -
1 stop9h 20m
Wed 11/251:30 pm -
1 stop12h 40m
Deal found 10/21![British Airways logo]()
$380
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/1612:45 pm -
1 stop11h 35m
Tue 11/244:15 pm -
Nonstop8h 10m
Deal found 10/20![Iberia logo]()
$369
This Delta deal was found by Cheapflights users on 10/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:55 pm -
1 stop12h 35m
Wed 12/1612:20 pm -
1 stop14h 15m
Deal found 10/21![Delta logo]()
$394
One-way flights from Boston to MadridSearch for one-way flight options from Boston to Madrid. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Boston to Madrid. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Booking.com deal was found by Cheapflights users on 10/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/86:00 pm -
1 stop17h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![TAP AIR PORTUGAL logo]()
$309
This Booking.com deal was found by Cheapflights users on 10/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:10 pm -
1 stop9h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$310
This Booking.com deal was found by Cheapflights users on 10/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:45 pm -
2 stops15h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$311
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:10 pm -
1 stop16h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![TAP AIR PORTUGAL logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/47:50 pm -
2 stops21h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$314
This Booking.com deal was found by Cheapflights users on 10/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:00 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![TAP AIR PORTUGAL logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/210:10 pm -
1 stop19h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$316
This Booking.com deal was found by Cheapflights users on 10/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:50 pm -
2 stops28h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![TAP AIR PORTUGAL logo]()
$317
This Booking.com deal was found by Cheapflights users on 10/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:20 pm -
1 stop9h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$319
This eDestinos deal was found by Cheapflights users on 10/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1610:10 pm -
2 stops40h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/1010:45 pm -
3 stops17h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$321
Find flight deals from Boston to Madrid
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Madrid (MAD). 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 October 25, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $367 (eDestinos) |
One-way from | $309 (Booking.com) |
Popular in | June |
Cheapest in | January |
Average price | $650 |
Good round-trip deal | $447 or less |
Good one-way deal | $403 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Madrid 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 7,457,451 searches. Data last updated October 25, 2026.
Use the filters below to find and compare flights from Boston to Madrid that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Sun 12/6
10:50 pm-11:30 pm
2 stops18h 40m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$333
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Sat 1/2
6:35 pm-8:00 am
1 stop31h 25m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$340
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Wed 12/30
7:15 am-8:00 am
2 stops18h 45m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$341
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Mon 1/4
6:00 am-8:00 am
2 stops20h 00m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$350
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Wed 1/13
12:26 pm-4:40 pm
3 stops22h 14m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$373
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Thu 12/31
5:45 am-9:30 am
2 stops21h 45m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$391
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Thu 1/28
9:30 am-9:30 am
2 stops18h 00m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$396
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Thu 4/22
6:00 am-9:00 am
2 stops21h 00m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$400
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Fri 1/15
8:00 pm-8:50 am
Nonstop6h 50m
Madrid Barajas
Tue 5/4
5:30 pm-7:50 pm
Nonstop8h 20m
$421
Quickest round-trip
BostonMadrid
BOS Boston Logan Intl - MAD Madrid Barajas
BOSMAD
Boston Logan Intl
Tue 11/3
7:15 pm-8:05 am
Nonstop6h 50m
Madrid Barajas
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$426
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Boston to Madrid
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 Madrid in October.
| 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Madrid flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Boston-Madrid flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Boston-Madrid flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Madrid flights, Cheapflights users trust Ovago the most. Ovago 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-Madrid 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 Madrid
Have a flexible travel schedule? Discover the best time to fly to Madrid from Boston with our price prediction graph.
BOS-MAD
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 Madrid
Prices
Delays
How far ahead should I book a flight from Boston to Madrid?
The price you pay for your flight from Boston to Madrid may vary depending on when you book. For the best chance of a lower fare, look to book 14 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boston to Madrid?
Currently, January is the cheapest month in which you can book a flight from Boston to Madrid (average of $510). Flying from Boston to Madrid in June is currently the most expensive (average of $847). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOS to MAD?
Find hourly flight availability from Boston to Madrid. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
When flying from Boston to Madrid, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Boston to Madrid delayed?
About 13% of weekly flights between Boston and Madrid have experienced delays in the past year, with the average delay time being 146 minutes.
What is the most punctual flight time for Boston to Madrid flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Madrid flights?
Over the last year, Iberia have had the lowest number of delays on this route, with just 9% of flights being delayed.
The best insider tips for Boston to Madrid flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Madrid trip
Our travel experts
Reviews of airlines servicing Madrid
Get insights into the airlines that provide service to Madrid. 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 Madrid. Reviews last updated October 25, 2026.
See what other customers who have flown with Delta,JetBlue, andAmerican Airlines from Boston to Madrid have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Related info for your journey
Find useful and relevant information for your journey from Boston to Madrid. 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 Madrid?
Book flights to Madrid if you plan to visit one of these locationsGetafe
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Complete your trip
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Search flights from Boston to Madrid by cabin class
Find flights from Boston to Madrid, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Madrid
Explore flights to Madrid departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Boston and Madrid flights
Browse other Boston and Madrid flight options. Last updated on October 25, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from Boston to Madrid
Discover the top 10 airlines that operate flights from Boston to Madrid. 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$249 | Average$345 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$333 | Average$741 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$365 | Average$629 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$368 | Average$760 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$369 | Average$680 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$370 | Average$597 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$373 | Average$706 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$374 | Average$664 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$374 | Average$743 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$377 | Average$593 | FlexibilityNo cancel fee | On-timeN/A |