$321 Cheap Iberia flights Boston (BOS) to London (LHR)

View $321 flight on Mon, Jul 21, 2025Opens in a new window

$321 Cheap Iberia flights Boston (BOS) to London (LHR)

Prices were available within the past 7 days and start at $321 for one-way flights and $373 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Mon, Oct 13 - Tue, Oct 14
BOS
Boston
LHR
London
$373 Roundtrip, found 1 hour ago
$373
Roundtrip
found 1 hour ago
Select Iberia flight, departing Mon, Oct 13 from Boston to London, returning Tue, Oct 14, priced at $373 found 1 hour ago
Iberia
Thu, Oct 23 - Tue, Nov 4
BOS
Boston
LHR
London
$374 Roundtrip, found 9 hours ago
$374
Roundtrip
found 9 hours ago
Select Iberia flight, departing Thu, Oct 23 from Boston to London, returning Tue, Nov 4, priced at $374 found 9 hours ago
Iberia
Fri, Feb 13 - Sun, Mar 1
BOS
Boston
LHR
London
$374 Roundtrip, found 3 days ago
$374
Roundtrip
found 3 days ago
Select Iberia flight, departing Fri, Feb 13 from Boston to London, returning Sun, Mar 1, priced at $374 found 3 days ago
Iberia
Tue, Oct 14 - Wed, Oct 15
BOS
Boston
LHR
London
$377 Roundtrip, found 3 days ago
$377
Roundtrip
found 3 days ago
Select Iberia flight, departing Tue, Oct 14 from Boston to London, returning Wed, Oct 15, priced at $377 found 3 days ago
Iberia
Tue, Dec 2 - Thu, Dec 4
BOS
Boston
LHR
London
$382 Roundtrip, found 1 day ago
$382
Roundtrip
found 1 day ago
Select Iberia flight, departing Tue, Dec 2 from Boston to London, returning Thu, Dec 4, priced at $382 found 1 day ago
Iberia
Thu, Oct 23 - Tue, Nov 4
BOS
Boston
LHR
London
$387 Roundtrip, found 9 hours ago
$387
Roundtrip
found 9 hours ago
Select Iberia flight, departing Thu, Oct 23 from Boston to London, returning Tue, Nov 4, priced at $387 found 9 hours ago
Iberia
Sun, Oct 12 - Wed, Oct 15
BOS
Boston
LHR
London
$388 Roundtrip, found 4 hours ago
$388
Roundtrip
found 4 hours ago
Select Iberia flight, departing Sun, Oct 12 from Boston to London, returning Wed, Oct 15, priced at $388 found 4 hours ago
Iberia
Fri, Nov 7 - Sun, Nov 9
BOS
Boston
LHR
London
$397 Roundtrip, found 2 hours ago
$397
Roundtrip
found 2 hours ago
Select Iberia flight, departing Fri, Nov 7 from Boston to London, returning Sun, Nov 9, priced at $397 found 2 hours ago
Iberia
Sun, Sep 21 - Tue, Sep 23
BOS
Boston
LHR
London
$399 Roundtrip, just found
$399
Roundtrip
just found
Select Iberia flight, departing Sun, Sep 21 from Boston to London, returning Tue, Sep 23, priced at $399 just found
Iberia
Sat, Oct 25 - Sun, Oct 26
BOS
Boston
LHR
London
$402 Roundtrip, found 7 hours ago
$402
Roundtrip
found 7 hours ago
Select Iberia flight, departing Sat, Oct 25 from Boston to London, returning Sun, Oct 26, priced at $402 found 7 hours ago
Flights from Boston (BOS) to London (LHR)
Origin airport
Logan Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, SATA International-Azores Airlines S.A., Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Popular airline
British Airways
Distance
3256 mi
Average flight time
11 hours 41 mins

Frequently asked questions

How much is an Iberia flight from Logan Intl. Airport (BOS) to Heathrow Airport (LHR)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap Iberia return flights from $373 from BOS to LHR. Affordable one-way tickets from $321 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from BOS to LHR with Iberia?
January is one of the least expensive months to travel to London with Iberia. You could also find great prices on return and one-way fares in February.
What is the cheapest time to book flights from Logan Intl. Airport (BOS) to Heathrow Airport (LHR) with Iberia?
To find cheap flights from BOS to LHR with Iberia, start searching about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Iberia fly nonstop from Logan Intl. Airport (BOS) to Heathrow Airport (LHR)?
Fill in your dates, hit search and use the "Nonstop" filter on Expedia to find any direct flights from BOS to LHR with Iberia or another airline.
What is the earliest Iberia flight from BOS to LHR?
Search Iberia's earliest flights from BOS to LHR by checking our "Early Morning" and "Morning" filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Iberia fly into in London?
Heathrow Airport (LHR) is the primary London hub for Iberia flights from Logan Intl. Airport (BOS).
What kind of luggage can I take on an Iberia flight from Logan Intl. Airport (BOS) to Heathrow Airport (LHR)?
Iberia lets travelers bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches on standard economy flights from BOS to LHR. Additionally, you can bring 1 cabin bag in the cabin. This hand luggage must not exceed 22 inches x 15 inches x 9 inches and weigh less than 30 lb. Baggage allowances can differ depending on your cabin class and fare type, so check your booking or Iberia's website to avoid any extra costs at the airport.
Why fly with Iberia from BOS to LHR?
Traveling from BOS to LHR with Iberia means enjoying a range of perks, such as a 4-star airline rating and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the Iberia Plus points you can earn with Iberia.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Iberia fly from Logan Intl. Airport (BOS) to Heathrow Airport (LHR)?
Iberia generally flies Boeing 787-10 planes for flights from Logan Intl. Airport (BOS) to Heathrow Airport (LHR). This carrier also operates the Boeing 787-9 on this route. Keep in mind that aircraft type can change depending on operational demands, so the plane you board could be different when you travel.
Can I change or cancel my Iberia flight from Logan Intl. Airport (BOS) to Heathrow Airport (LHR)?
Changes are typically free within 24 hours of making your booking, but your airline may charge a fee after that. For more information about altering your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the freedom to update your itinerary without additional costs, tick the "No cancel fee" or "Changes included" filter when planning your trip.

Explore a world of travel with Expedia

*Available to One Key members.