Cheap flights from Boston to the United States from $56

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 10/16. 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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Cheap round-trip flights

Spirit Airlines Logo
6:16 am - 9:45 amBOS-FLL
3h 29mnonstop
Spirit Airlines Logo
8:10 am - 11:26 amFLL-BOS
3h 16mnonstop
$95Spirit Airlines
Find Deal
Wed, Oct 15 - Sun, Oct 19
Spirit Airlines Logo
6:16 am - 9:45 amBOS-FLL
3h 29mnonstop
Spirit Airlines Logo
7:01 am - 1:20 pmFLL-BOS
6h 19m1 stop
$96Spirit Airlines
Find Deal
Wed, Oct 15 - Tue, Oct 21
JetBlue Logo
7:40 pm - 11:09 pmBOS-FLL
3h 29mnonstop
JetBlue Logo
3:15 pm - 6:30 pmFLL-BOS
3h 15mnonstop
$127JetBlue
Find Deal
Sat, Nov 8 - Wed, Nov 12
American Airlines Logo
4:30 pm - 8:07 pmBOS-MIA
3h 37mnonstop
American Airlines Logo
12:58 pm - 4:12 pmMIA-BOS
3h 14mnonstop
$127American Airlines
Find Deal
Sat, Oct 25 - Wed, Oct 29
United Airlines Logo
6:15 pm - 8:10 pmBOS-ORD
2h 55mnonstop
United Airlines Logo
11:05 am - 2:40 pmORD-BOS
2h 35mnonstop
$127United Airlines
Find Deal
Tue, Sep 30 - Wed, Oct 1
American Airlines Logo
1:05 pm - 4:38 pmBOS-MIA
3h 33mnonstop
American Airlines Logo
9:20 pm - 12:34 amMIA-BOS
3h 14mnonstop
$128American Airlines
Find Deal
Thu, Oct 2 - Wed, Oct 8
JetBlue Logo
8:50 am - 11:46 amBOS-ATL
2h 56mnonstop
JetBlue Logo
5:19 pm - 8:00 pmATL-BOS
2h 41mnonstop
$132JetBlue
Find Deal
Tue, Sep 30 - Tue, Oct 7
United Airlines Logo
6:15 pm - 8:09 pmBOS-ORD
2h 54mnonstop
United Airlines Logo
6:30 am - 9:56 amORD-BOS
2h 26mnonstop
$133United Airlines
Find Deal
Sat, Oct 18 - Sun, Oct 19
Delta Logo
4:26 pm - 8:00 pmBOS-MIA
3h 34mnonstop
Delta Logo
7:35 pm - 11:00 pmMIA-BOS
3h 25mnonstop
$137Delta
Find Deal
Thu, Oct 23 - Tue, Oct 28
Delta Logo
7:35 am - 11:10 amBOS-MIA
3h 35mnonstop
Delta Logo
7:35 pm - 11:00 pmMIA-BOS
3h 25mnonstop
$138Delta
Find Deal
Tue, Oct 14 - Sat, Oct 25

American Airlines flights from Boston to United States

Our best American Airlines deals on Boston to United States flight tickets
American Airlines
Oct 25
BOS4:30 pmBoston Logan Intl
3h 37m
MIA8:07 pmMiami
Oct 29
MIA12:58 pmMiami
3h 14m
BOS4:12 pmBoston Logan Intl
American Airlines
Oct 2
BOS1:05 pmBoston Logan Intl
3h 33m
MIA4:38 pmMiami
Oct 8
MIA9:20 pmMiami
3h 14m
BOS12:34 amBoston Logan Intl
American Airlines
Oct 2
BOS1:05 pmBoston Logan Intl
3h 33m
MIA4:38 pmMiami
Oct 8
MIA11:38 amMiami
3h 15m
BOS2:53 pmBoston Logan Intl

Southwest flights from Boston to United States

Our best Southwest deals on Boston to United States flight tickets
Southwest
Oct 2
BOS3:50 pmBoston Logan Intl
6h 45m
1 stop
MIA10:35 pmMiami
Oct 6
MIA6:25 amMiami
7h 25m
1 stop
BOS1:50 pmBoston Logan Intl
Southwest
Oct 25
BOS3:25 pmBoston Logan Intl
5h 05m
1 stop
MIA8:30 pmMiami
Oct 29
MIA11:45 amMiami
10h 30m
2 stops
BOS10:15 pmBoston Logan Intl
Southwest
Oct 3
BOS1:45 pmBoston Logan Intl
7h 10m
1 stop
ATL8:55 pmAtlanta Hartsfield-Jackson
Oct 6
ATL11:10 amAtlanta Hartsfield-Jackson
6h 25m
1 stop
BOS5:35 pmBoston Logan Intl

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 September 17, 2025.
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

BostonFort Lauderdale

BOS - FLL

BOSFLL

Boston Logan Intl

Wed 10/15

6:16 am-9:45 am

Nonstop3h 29m

Fort Lauderdale

Sun 10/19

8:10 am-11:26 am

Nonstop3h 16m

$95

BostonFort Lauderdale

BOS - FLL

BOSFLL

Boston Logan Intl

Wed 10/15

6:16 am-9:45 am

Nonstop3h 29m

Fort Lauderdale

Tue 10/21

7:01 am-1:20 pm

1 stop6h 19m

$96

BostonFort Lauderdale

BOS - FLL

BOSFLL

Boston Logan Intl

Sat 11/8

7:40 pm-11:09 pm

Nonstop3h 29m

Fort Lauderdale

Wed 11/12

3:15 pm-6:30 pm

Nonstop3h 15m

$127

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Sat 10/25

4:30 pm-8:07 pm

Nonstop3h 37m

Miami

Wed 10/29

12:58 pm-4:12 pm

Nonstop3h 14m

$127

BostonChicago

BOS - ORD

BOSORD

Boston Logan Intl

Tue 9/30

6:15 pm-8:10 pm

Nonstop2h 55m

Chicago O'Hare Intl

Wed 10/1

11:05 am-2:40 pm

Nonstop2h 35m

$127

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/2

1:05 pm-4:38 pm

Nonstop3h 33m

Miami

Wed 10/8

9:20 pm-12:34 am

Nonstop3h 14m

$128

BostonAtlanta

BOS - ATL

BOSATL

Boston Logan Intl

Tue 9/30

8:50 am-11:46 am

Nonstop2h 56m

Atlanta Hartsfield-Jackson

Tue 10/7

5:19 pm-8:00 pm

Nonstop2h 41m

$132

BostonChicago

BOS - ORD

BOSORD

Boston Logan Intl

Sat 10/18

6:15 pm-8:09 pm

Nonstop2h 54m

Chicago O'Hare Intl

Sun 10/19

6:30 am-9:56 am

Nonstop2h 26m

$133

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Thu 10/23

4:26 pm-8:00 pm

Nonstop3h 34m

Miami

Tue 10/28

7:35 pm-11:00 pm

Nonstop3h 25m

$137

BostonMiami

BOS - MIA

BOSMIA

Boston Logan Intl

Tue 10/14

7:35 am-11:10 am

Nonstop3h 35m

Miami

Sat 10/25

7:35 pm-11:00 pm

Nonstop3h 25m

$138

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, October 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 $141. If you aren’t able to travel during the month of October, then book flights to United States from Boston during December instead. Flights to United States in December, while not as cheap as those in October, still average around $156.

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 $502. 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 $658. 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 $516. Try not to purchase tickets at noon because they tend to be around $757. 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 Orlando 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 $201 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 $144 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

$60

Fastest flight time

1h 30m

Direct flights

Every day

Airports in United States

1 airport
The best one-way flight to United States from Boston in the past 72 hours is $60. The best round-trip flight deal from Boston to United States found on momondo in the last 72 hours is $110.
The fastest flight from Boston to United States takes 1h 30m
Direct flights go from Boston to United States every day.
There is 1 airport near United States: Baltimore/Washington (BWI)
  • 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
FrontierPriceFrom $36Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $38Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
Breeze AirwaysPriceFrom $51Free CancellationRating
8.0
207 reviews
Search Breeze Airways flights
DeltaPriceFrom $82Free CancellationRating
7.9
7,961 reviews
Search Delta flights
JetBluePriceFrom $86Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Allegiant AirPriceFrom $107Free CancellationRating
7.2
699 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $117Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $119Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Hawaiian AirlinesPriceFrom $129Free CancellationRating
7.8
2,729 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $139Free CancellationRating
8.0
4,242 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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1 adult
Fri 10/17
Fri 10/24

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