Cheap flights from Boston to the United States from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to the United States departing on 2/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Spirit Airlines Logo
5:50 pm - 9:32 pm
BOS
-
MIA
3h 42mnonstop
Spirit Airlines Logo
8:37 pm - 11:59 pm
MIA
-
BOS
3h 22mnonstop
$79Spirit Airlines
Sat, Feb 21 - Thu, Feb 26
Spirit Airlines Logo
5:50 pm - 9:32 pm
BOS
-
MIA
3h 42mnonstop
Spirit Airlines Logo
8:37 pm - 11:59 pm
MIA
-
BOS
3h 22mnonstop
$80Spirit Airlines
Tue, Feb 24 - Sat, Feb 28
Frontier Logo
11:16 am - 2:40 pm
BOS
-
MCO
3h 24mnonstop
Frontier Logo
7:05 am - 10:21 am
MCO
-
BOS
3h 16mnonstop
$107Frontier
Thu, May 7 - Sun, May 17
Frontier Logo
11:16 am - 2:40 pm
BOS
-
MCO
3h 24mnonstop
Frontier Logo
7:05 am - 10:21 am
MCO
-
BOS
3h 16mnonstop
$108Frontier
Fri, May 1 - Fri, May 8
Delta Logo
8:00 am - 2:20 pm
BOS
-
PBI
6h 20m
1 stop
Delta Logo
8:52 pm - 11:59 pm
PBI
-
BOS
3h 07mnonstop
$127Delta
Mon, Feb 23 - Thu, Feb 26
JetBlue Logo
4:50 pm - 8:15 pm
BOS
-
PBI
3h 25mnonstop
JetBlue Logo
6:00 am - 9:05 am
PBI
-
BOS
3h 05mnonstop
$131JetBlue
Mon, Mar 2 - Tue, Mar 10
Delta Logo
3:30 pm - 9:38 pm
BOS
-
PBI
6h 08m
1 stop
Delta Logo
9:15 am - 2:15 pm
PBI
-
BOS
5h 00m
1 stop
$137Delta
Wed, Feb 25 - Tue, Mar 3
JetBlue Logo
7:30 pm - 10:54 pm
BOS
-
PBI
3h 24mnonstop
JetBlue Logo
10:00 am - 1:04 pm
PBI
-
BOS
3h 04mnonstop
$140JetBlue
Mon, Mar 2 - Thu, Mar 5
United Airlines Logo
6:07 pm - 9:50 pm
BOS
-
LAX
6h 43mnonstop
United Airlines Logo
12:25 am - 12:49 pm
LAX
-
BOS
9h 24m
1 stop
$185United Airlines
Mon, Mar 2 - Wed, Mar 4
United Airlines Logo
8:25 am - 12:05 pm
BOS
-
LAX
6h 40mnonstop
United Airlines Logo
8:15 am - 4:41 pm
LAX
-
BOS
5h 26mnonstop
$189United Airlines
Wed, Mar 4 - Wed, Mar 11

Alaska Airlines flights from Boston to United States

Our best Alaska Airlines deals on Boston to United States flight tickets
Alaska Airlines
Mar 5
BOS4:36 pmBoston Logan Intl
10h 23m
1 stop
LAX11:59 pmLos Angeles
Mar 9
LAX8:46 amLos Angeles
12h 13m
1 stop
BOS11:59 pmBoston Logan Intl
$202
Alaska Airlines
Feb 10
BOS7:00 amBoston Logan Intl
11h 42m
1 stop
LAX3:42 pmLos Angeles
Feb 17
LAX8:46 amLos Angeles
12h 13m
1 stop
BOS11:59 pmBoston Logan Intl
$225
Alaska Airlines
Feb 10
BOS7:00 amBoston Logan Intl
11h 42m
1 stop
LAX3:42 pmLos Angeles
Feb 17
LAX7:45 amLos Angeles
13h 14m
1 stop
BOS11:59 pmBoston Logan Intl
$237

United Airlines flights from Boston to United States

Our best United Airlines deals on Boston to United States flight tickets
United Airlines
Mar 2
BOS6:07 pmBoston Logan Intl
6h 43m
LAX9:50 pmLos Angeles
Mar 4
LAX12:25 amLos Angeles
9h 24m
1 stop
BOS12:49 pmBoston Logan Intl
$185
United Airlines
Mar 4
BOS8:25 amBoston Logan Intl
6h 40m
LAX12:05 pmLos Angeles
Mar 11
LAX8:15 amLos Angeles
5h 26m
BOS4:41 pmBoston Logan Intl
$189
United Airlines
Feb 17
BOS7:00 amBoston Logan Intl
9h 03m
1 stop
LAX1:03 pmLos Angeles
Mar 11
LAX8:15 amLos Angeles
5h 26m
BOS4:41 pmBoston Logan Intl
$227

momondo Fare Finder

 
Customize your flight search to find flights from Boston to United States 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Boston to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 2/21

5:50 pm-9:32 pm

Nonstop3h 42m

Miami

Thu 2/26

8:37 pm-11:59 pm

Nonstop3h 22m

$79

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 2/24

5:50 pm-9:32 pm

Nonstop3h 42m

Miami

Sat 2/28

8:37 pm-11:59 pm

Nonstop3h 22m

$80

BostonOrlando

BOS - MCO

BOSMCO

Boston Logan Intl

Thu 5/7

11:16 am-2:40 pm

Nonstop3h 24m

Orlando

Sun 5/17

7:05 am-10:21 am

Nonstop3h 16m

$107

BostonOrlando

BOS - MCO

BOSMCO

Boston Logan Intl

Fri 5/1

11:16 am-2:40 pm

Nonstop3h 24m

Orlando

Fri 5/8

7:05 am-10:21 am

Nonstop3h 16m

$108

BostonWest Palm Beach

BOS - PBI

BOSPBI

Boston Logan Intl

Mon 2/23

8:00 am-2:20 pm

1 stop6h 20m

Palm Beach Intl

Thu 2/26

8:52 pm-11:59 pm

Nonstop3h 07m

$127

BostonWest Palm Beach

BOS - PBI

BOSPBI

Boston Logan Intl

Mon 3/2

4:50 pm-8:15 pm

Nonstop3h 25m

Palm Beach Intl

Tue 3/10

6:00 am-9:05 am

Nonstop3h 05m

$131

BostonWest Palm Beach

BOS - PBI

BOSPBI

Boston Logan Intl

Wed 2/25

3:30 pm-9:38 pm

1 stop6h 08m

Palm Beach Intl

Tue 3/3

9:15 am-2:15 pm

1 stop5h 00m

$137

BostonWest Palm Beach

BOS - PBI

BOSPBI

Boston Logan Intl

Mon 3/2

7:30 pm-10:54 pm

Nonstop3h 24m

Palm Beach Intl

Thu 3/5

10:00 am-1:04 pm

Nonstop3h 04m

$140

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Mon 3/2

6:07 pm-9:50 pm

Nonstop6h 43m

Los Angeles

Wed 3/4

12:25 am-12:49 pm

1 stop9h 24m

$185

BostonLos Angeles

BOS - LAX

BOSLAX

Boston Logan Intl

Wed 3/4

8:25 am-12:05 pm

Nonstop6h 40m

Los Angeles

Wed 3/11

8:15 am-4:41 pm

Nonstop5h 26m

$189

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United States from

How to get the cheapest flight ticket from Boston to United States

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to United States?

In general, November is the cheapest month to fly from Boston to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $176. If you aren’t able to travel during the month of November, then book flights to United States from Boston during October instead. Flights to United States in October, while not as cheap as those in November, still average around $192.

What is the cheapest day to depart on your flight to United States?

According to our data, Friday is the cheapest day to fly to United States from Boston. The lowest ticket price found for a Friday departure recently was $480. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $641. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the morning when flights can be purchased for as low as $503. Try not to purchase tickets in the afternoon because they tend to be around $704. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Boston Logan Intl to United States flight route?

Fly from Boston Logan Intl to Atlanta Hartsfield-Jackson for the best Boston Logan Intl - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $200 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Boston for as low as $168 on momondo.

What cabin class options are available on Boston Logan Intl to United States flights?

There are 4 cabin classes available to choose from on Boston Logan Intl to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to United States flights?

No. A direct flight is the cheapest option for a flight between Boston to United States.

Cheap Boston to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to United States

Best Price Found

$48

Fastest flight time

0h 30m

Direct flights

Every day

Airports in United States

4,296 airports
The best one-way flight to United States from Boston in the past 72 hours is $48. The best round-trip flight deal from Boston to United States found on momondo in the last 72 hours is $112.
The fastest flight from Boston to United States takes 0h 30m
Direct flights go from Boston to United States every day.
There are 4,296 airports in United States. From Boston there are direct flights to Tampa (TPA), Palm Beach Intl (PBI), Fort Myers SW Florida Intl (RSW), Orlando (MCO).
  • When did momondo last update prices for flights from Boston Logan Intl Airport to United States?

    Prices for flights from Boston Logan Intl Airport to United States are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to United States?

  • How old do you have to be to fly from Boston Logan Intl Airport to United States?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The travel and health documents you'll need for your trip to United States may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to United States?

Best airlines flying from Boston to United States

Compare and see reviews for airlines that fly from Boston to United States with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $37Free CancellationRating
7.2
709 reviews
Search Allegiant Air flights
FrontierPriceFrom $38Free CancellationRating
5.7
3,051 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $43Free CancellationRating
6.3
8,410 reviews
Search Spirit Airlines flights
Breeze AirwaysPriceFrom $51Free CancellationRating
8.2
263 reviews
Search Breeze Airways flights
DeltaPriceFrom $78Free CancellationRating
7.9
8,141 reviews
Search Delta flights
JetBluePriceFrom $88Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
American AirlinesPriceFrom $117Free CancellationRating
7.2
11,218 reviews
Search American Airlines flights
United AirlinesPriceFrom $120Free CancellationRating
7.4
9,236 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $129Free CancellationRating
7.8
2,831 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $135Free CancellationRating
8.0
4,273 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to United States?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to United States. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to United States with flexible booking policies on momondo?

Flights from Boston to United States with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to United States?

Once you have performed a search for Boston to United States flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Boston to United States right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Boston and alert you when they change.

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Thu 3/5
Thu 3/12

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